GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165A
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     7,399:         0        100          0      6,427      7,222      6,427      7,322:       972         77
Old  :     7,399:         0        100          0      6,427      7,222      6,427      7,322:       972         77
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       -50:         0         50          0        275        225        275        275:      -325       -325
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        1.4        0.0       86.9       97.6       86.9       99.0:      13.1        1.0
Old  :     100.0:       0.0        1.4        0.0       86.9       97.6       86.9       99.0:      13.1        1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         0          1          0         19         22         19         23:
Old  :        28:         0          1          0         19         22         19         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 57.2       55.7       72.2       75.3       41.1       46.0       49.2       56.2
Old  :                 57.2       55.7       72.2       75.3       41.1       46.0       49.2       56.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-02165B
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     8,948:         0        583         50      8,778      8,245      8,828      8,878:       120         70
Old  :     8,948:         0        583         50      8,778      8,245      8,828      8,878:       120         70
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       225:       -50        225         50        225        -50        225        225:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        6.5        0.6       98.1       92.1       98.7       99.2:       1.3        0.8
Old  :     100.0:       0.0        6.5        0.6       98.1       92.1       98.7       99.2:       1.3        0.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        39:         0          4          1         28         26         29         30:
Old  :        39:         0          4          1         28         26         29         30:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 51.7       46.6       79.5       66.4       45.3       34.9       57.2       49.2
Old  :                 51.7       46.6       79.5       66.4       45.3       34.9       57.2       49.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  EUR 3.5% FUEL OIL RTD CAL SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165E
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (CONTRACTS OF 1,000 METRIC TONS)                            :
     :          :                                                                            :
All  :     2,842:         0          0          0      1,943      2,193      1,943      2,193:       899        649
Old  :     2,842:         0          0          0      1,943      2,193      1,943      2,193:       899        649
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       137:         0          0          0         93        124         93        124:        44         13
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       68.4       77.2       68.4       77.2:      31.6       22.8
Old  :     100.0:       0.0        0.0        0.0       68.4       77.2       68.4       77.2:      31.6       22.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         0          0          0         15         21         15         21:
Old  :        21:         0          0          0         15         21         15         21:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.0       34.9       55.6       57.8       21.3       27.0       25.6       33.6
Old  :                 34.0       34.9       55.6       57.8       21.3       27.0       25.6       33.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-02165G
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (CONTRACTS OF 1,000 METRIC TONS)                            :
     :          :                                                                            :
All  :     3,999:         0         10         50      3,416      3,363      3,466      3,423:       533        576
Old  :     3,999:         0         10         50      3,416      3,363      3,466      3,423:       533        576
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       112:         0        -75         10         -8        -73          2       -138:       110        250
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.3        1.3       85.4       84.1       86.7       85.6:      13.3       14.4
Old  :     100.0:       0.0        0.3        1.3       85.4       84.1       86.7       85.6:      13.3       14.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        32:         0          1          1         26         31         27         32:
Old  :        32:         0          1          1         26         31         27         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 33.0       21.8       50.8       40.0       21.4       17.6       30.6       28.6
Old  :                 33.0       21.8       50.8       40.0       21.4       17.6       30.6       28.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE                         Code-022651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS OF 42,000 U.S. GALLONS)                           :
     :          :                                                                            :
All  :   255,190:    36,027     10,203     53,132    132,002    159,045    221,161    222,379:    34,029     32,811
Old  :   255,190:    36,027     10,203     53,132    132,002    159,045    221,161    222,379:    34,029     32,811
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    11,747:     2,008     -2,258      3,662      5,135      5,621     10,806      7,025:       941      4,722
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      14.1        4.0       20.8       51.7       62.3       86.7       87.1:      13.3       12.9
Old  :     100.0:      14.1        4.0       20.8       51.7       62.3       86.7       87.1:      13.3       12.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       149:        44         24         45         66         75        131        126:
Old  :       149:        44         24         45         66         75        131        126:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 18.8       18.2       30.8       28.3       14.3       10.8       20.3       15.9
Old  :                 18.8       18.2       30.8       28.3       14.3       10.8       20.3       15.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                           NATURAL GAS - NEW YORK MERCANTILE EXCHANGE                                   Code-023651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (10,000 MMBTU'S)                                    :
     :          :                                                                            :
All  : 1,300,956:   100,254    192,669    518,200    615,794    548,721  1,234,248  1,259,590:    66,708     41,366
Old  : 1,300,956:   100,254    192,669    518,200    615,794    548,721  1,234,248  1,259,590:    66,708     41,366
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    25,732:    -2,148      9,548     13,453     11,340      5,545     22,646     28,546:     3,086     -2,814
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.7       14.8       39.8       47.3       42.2       94.9       96.8:       5.1        3.2
Old  :     100.0:       7.7       14.8       39.8       47.3       42.2       94.9       96.8:       5.1        3.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       232:        66         72         91         87         78        201        198:
Old  :       232:        66         72         91         87         78        201        198:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 36.5       34.7       50.4       52.2        8.5       11.6       11.7       13.9
Old  :                 36.5       34.7       50.4       52.2        8.5       11.6       11.7       13.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365A
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   101,076:        49     11,126      1,919     92,944     78,460     94,912     91,505:     6,164      9,571
Old  :   101,076:        49     11,126      1,919     92,944     78,460     94,912     91,505:     6,164      9,571
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    -3,295:        49     -1,191        324        162      2,392        535      1,525:    -3,830     -4,820
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       11.0        1.9       92.0       77.6       93.9       90.5:       6.1        9.5
Old  :     100.0:       0.0       11.0        1.9       92.0       77.6       93.9       90.5:       6.1        9.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        30:         1          3          2         23         19         25         23:
Old  :        30:         1          3          2         23         19         25         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 55.5       60.6       73.6       77.8       54.2       54.1       68.2       67.8
Old  :                 55.5       60.6       73.6       77.8       54.2       54.1       68.2       67.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365B
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    79,933:        43     11,026      3,231     70,303     54,036     73,577     68,293:     6,356     11,640
Old  :    79,933:        43     11,026      3,231     70,303     54,036     73,577     68,293:     6,356     11,640
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     2,665:      -103      3,784         45      2,969     -1,498      2,911      2,331:      -246        334
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.1       13.8        4.0       88.0       67.6       92.0       85.4:       8.0       14.6
Old  :     100.0:       0.1       13.8        4.0       88.0       67.6       92.0       85.4:       8.0       14.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        32:         1          2          2         22         21         24         24:
Old  :        32:         1          2          2         22         21         24         24:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.2       35.4       65.9       57.3       39.9       34.3       62.8       53.8
Old  :                 42.2       35.4       65.9       57.3       39.9       34.3       62.8       53.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365C
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   145,282:    14,409      2,413      4,950    113,495    130,478    132,854    137,841:    12,428      7,441
Old  :   145,282:    14,409      2,413      4,950    113,495    130,478    132,854    137,841:    12,428      7,441
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,233:    -3,870          0        426      5,386      2,262      1,942      2,688:      -709     -1,455
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.9        1.7        3.4       78.1       89.8       91.4       94.9:       8.6        5.1
Old  :     100.0:       9.9        1.7        3.4       78.1       89.8       91.4       94.9:       8.6        5.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        44:         3          3          2         31         28         34         33:
Old  :        44:         3          3          2         31         28         34         33:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.9       43.5       59.2       61.8       39.2       43.3       51.7       59.5
Old  :                 42.9       43.5       59.2       61.8       39.2       43.3       51.7       59.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                          TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365D
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   107,542:    13,723     11,159        936     85,579     88,269    100,238    100,364:     7,304      7,178
Old  :   107,542:    13,723     11,159        936     85,579     88,269    100,238    100,364:     7,304      7,178
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     2,702:         0       -221       -243      3,580      3,768      3,337      3,304:      -635       -602
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.8       10.4        0.9       79.6       82.1       93.2       93.3:       6.8        6.7
Old  :     100.0:      12.8       10.4        0.9       79.6       82.1       93.2       93.3:       6.8        6.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        35:         2          2          2         22         24         26         26:
Old  :        35:         2          2          2         22         24         26         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.1       45.5       58.1       63.7       31.8       39.8       51.6       56.4
Old  :                 34.1       45.5       58.1       63.7       31.8       39.8       51.6       56.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-02365F
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    55,500:     3,237          0      4,002     41,431     44,536     48,670     48,538:     6,830      6,962
Old  :    55,500:     3,237          0      4,002     41,431     44,536     48,670     48,538:     6,830      6,962
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       953:    -1,605          0        851      1,756       -203      1,002        648:       -49        305
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.8        0.0        7.2       74.7       80.2       87.7       87.5:      12.3       12.5
Old  :     100.0:       5.8        0.0        7.2       74.7       80.2       87.7       87.5:      12.3       12.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         2          0          1         17         22         19         23:
Old  :        26:         2          0          1         17         22         19         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.2       39.1       72.8       60.0       42.0       36.7       56.4       53.4
Old  :                 49.2       39.1       72.8       60.0       42.0       36.7       56.4       53.4
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-02365G
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    85,532:     3,435      1,336      3,022     74,480     71,451     80,937     75,809:     4,595      9,723
Old  :    85,532:     3,435      1,336      3,022     74,480     71,451     80,937     75,809:     4,595      9,723
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       423:      -766        333       -359      1,486        387        361        361:        62         62
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.0        1.6        3.5       87.1       83.5       94.6       88.6:       5.4       11.4
Old  :     100.0:       4.0        1.6        3.5       87.1       83.5       94.6       88.6:       5.4       11.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         2          2          4         23         31         27         35:
Old  :        42:         2          2          4         23         31         27         35:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.5       26.8       73.2       43.2       44.5       26.3       63.0       41.6
Old  :                 45.5       26.8       73.2       43.2       44.5       26.3       63.0       41.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-02365K
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   109,189:     2,288      1,236      3,462     89,892     96,407     95,642    101,105:    13,547      8,084
Old  :   109,189:     2,288      1,236      3,462     89,892     96,407     95,642    101,105:    13,547      8,084
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,996:       217      1,197       -438      1,829      1,887      1,608      2,646:       388       -650
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.1        1.1        3.2       82.3       88.3       87.6       92.6:      12.4        7.4
Old  :     100.0:       2.1        1.1        3.2       82.3       88.3       87.6       92.6:      12.4        7.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        35:         1          2          3         23         23         26         26:
Old  :        35:         1          2          3         23         23         26         26:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 47.7       41.9       66.6       64.3       45.8       41.2       58.3       60.6
Old  :                 47.7       41.9       66.6       64.3       45.8       41.2       58.3       60.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365L
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    57,491:    21,057          0      2,543     30,812     44,414     54,412     46,957:     3,079     10,534
Old  :    57,491:    21,057          0      2,543     30,812     44,414     54,412     46,957:     3,079     10,534
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     3,105:     4,759          0       -836      1,735      4,237      5,658      3,401:    -2,553       -296
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      36.6        0.0        4.4       53.6       77.3       94.6       81.7:       5.4       18.3
Old  :     100.0:      36.6        0.0        4.4       53.6       77.3       94.6       81.7:       5.4       18.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        25:         4          0          3         17         15         21         18:
Old  :        25:         4          0          3         17         15         21         18:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 49.8       36.0       72.1       57.3       39.8       27.8       55.7       42.2
Old  :                 49.8       36.0       72.1       57.3       39.8       27.8       55.7       42.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365M
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    69,987:     3,597      8,048      7,054     56,321     44,261     66,972     59,363:     3,015     10,624
Old  :    69,987:     3,597      8,048      7,054     56,321     44,261     66,972     59,363:     3,015     10,624
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     2,075:    -3,282      2,702        273      4,898     -2,650      1,889        325:       186      1,750
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.1       11.5       10.1       80.5       63.2       95.7       84.8:       4.3       15.2
Old  :     100.0:       5.1       11.5       10.1       80.5       63.2       95.7       84.8:       4.3       15.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        22:         2          2          3         15         14         19         17:
Old  :        22:         2          2          3         15         14         19         17:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 58.2       38.9       76.4       60.7       50.2       28.7       63.1       45.2
Old  :                 58.2       38.9       76.4       60.7       50.2       28.7       63.1       45.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365N
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    81,831:     9,065          0      2,994     64,657     69,932     76,716     72,926:     5,115      8,905
Old  :    81,831:     9,065          0      2,994     64,657     69,932     76,716     72,926:     5,115      8,905
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :        35:    -3,113          0        664      3,495     -1,212      1,046       -548:    -1,011        583
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.1        0.0        3.7       79.0       85.5       93.7       89.1:       6.3       10.9
Old  :     100.0:      11.1        0.0        3.7       79.0       85.5       93.7       89.1:       6.3       10.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        33:         3          0          2         25         26         28         28:
Old  :        33:         3          0          2         25         26         28         28:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 43.9       41.1       64.8       63.1       37.0       33.9       49.6       48.9
Old  :                 43.9       41.1       64.8       63.1       37.0       33.9       49.6       48.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                 Code-02365O
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   118,913:     9,882          0      7,323     94,205    103,482    111,410    110,805:     7,503      8,108
Old  :   118,913:     9,882          0      7,323     94,205    103,482    111,410    110,805:     7,503      8,108
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     3,787:    -1,828          0        876      6,765      3,151      5,813      4,027:    -2,026       -240
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.3        0.0        6.2       79.2       87.0       93.7       93.2:       6.3        6.8
Old  :     100.0:       8.3        0.0        6.2       79.2       87.0       93.7       93.2:       6.3        6.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        40:         3          0          2         25         31         28         33:
Old  :        40:         3          0          2         25         31         28         33:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.0       28.9       65.8       48.6       36.8       26.0       54.9       44.0
Old  :                 45.0       28.9       65.8       48.6       36.8       26.0       54.9       44.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035650
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   134,365:       444     20,484     20,212    102,420     86,185    123,076    126,881:    11,289      7,484
Old  :   134,365:       444     20,484     20,212    102,420     86,185    123,076    126,881:    11,289      7,484
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,965:         0      1,115       -803      1,729      1,262        926      1,574:     1,039        391
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3       15.2       15.0       76.2       64.1       91.6       94.4:       8.4        5.6
Old  :     100.0:       0.3       15.2       15.0       76.2       64.1       91.6       94.4:       8.4        5.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         1          6          6         34         30         40         37:
Old  :        42:         1          6          6         34         30         40         37:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 27.7       38.2       44.8       60.8       22.1       25.6       31.9       35.9
Old  :                 27.7       38.2       44.8       60.8       22.1       25.6       31.9       35.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    82,526:     2,507      3,745      5,271     66,599     57,512     74,377     66,528:     8,149     15,998
Old  :    82,526:     2,507      3,745      5,271     66,599     57,512     74,377     66,528:     8,149     15,998
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,003:       234          0        113        228     -2,025        575     -1,912:       428      2,915
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.0        4.5        6.4       80.7       69.7       90.1       80.6:       9.9       19.4
Old  :     100.0:       3.0        4.5        6.4       80.7       69.7       90.1       80.6:       9.9       19.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         3          1          3         20         19         23         23:
Old  :        29:         3          1          3         20         19         23         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.3       38.2       73.3       57.2       52.1       36.3       59.8       51.3
Old  :                 59.3       38.2       73.3       57.2       52.1       36.3       59.8       51.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035652
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    56,741:     3,950          0        310     47,940     52,871     52,200     53,181:     4,541      3,560
Old  :    56,741:     3,950          0        310     47,940     52,871     52,200     53,181:     4,541      3,560
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.0        0.0        0.5       84.5       93.2       92.0       93.7:       8.0        6.3
Old  :     100.0:       7.0        0.0        0.5       84.5       93.2       92.0       93.7:       8.0        6.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         2          0          1         13         15         15         16:
Old  :        23:         2          0          1         13         15         15         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.4       44.3       82.3       77.7       51.9       41.2       66.8       63.2
Old  :                 59.4       44.3       82.3       77.7       51.9       41.2       66.8       63.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035653
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   249,390:    14,486      5,737      3,727    220,149    225,641    238,362    235,105:    11,028     14,285
Old  :   249,390:    14,486      5,737      3,727    220,149    225,641    238,362    235,105:    11,028     14,285
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,045:    -5,192        713      1,397      5,291      1,069      1,496      3,179:      -451     -2,134
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.8        2.3        1.5       88.3       90.5       95.6       94.3:       4.4        5.7
Old  :     100.0:       5.8        2.3        1.5       88.3       90.5       95.6       94.3:       4.4        5.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        60:         3          3          6         46         43         52         49:
Old  :        60:         3          3          6         46         43         52         49:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 35.3       56.6       53.5       66.9       30.8       54.0       47.1       61.2
Old  :                 35.3       56.6       53.5       66.9       30.8       54.0       47.1       61.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-035654
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   211,511:     8,281      5,617     12,832    178,405    184,426    199,518    202,875:    11,993      8,636
Old  :   211,511:     8,281      5,617     12,832    178,405    184,426    199,518    202,875:    11,993      8,636
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     5,771:         0       -546        459      3,872      6,411      4,331      6,324:     1,440       -553
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.9        2.7        6.1       84.3       87.2       94.3       95.9:       5.7        4.1
Old  :     100.0:       3.9        2.7        6.1       84.3       87.2       94.3       95.9:       5.7        4.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        45:         2          3          3         36         32         41         35:
Old  :        45:         2          3          3         36         32         41         35:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 32.6       39.9       52.9       63.5       27.3       37.1       42.3       53.6
Old  :                 32.6       39.9       52.9       63.5       27.3       37.1       42.3       53.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-035655
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   217,542:     9,009     11,582      8,004    186,054    190,667    203,067    210,253:    14,475      7,289
Old  :   217,542:     9,009     11,582      8,004    186,054    190,667    203,067    210,253:    14,475      7,289
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    -1,398:     4,065       -211     -1,205     -1,185      2,797      1,675      1,381:    -3,073     -2,779
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.1        5.3        3.7       85.5       87.6       93.3       96.6:       6.7        3.4
Old  :     100.0:       4.1        5.3        3.7       85.5       87.6       93.3       96.6:       6.7        3.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        53:         4          3          4         42         38         47         44:
Old  :        53:         4          3          4         42         38         47         44:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.7       37.0       52.1       60.5       31.9       30.5       43.3       46.8
Old  :                 34.7       37.0       52.1       60.5       31.9       30.5       43.3       46.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-035656
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    48,974:         0      1,084      1,484     40,194     37,644     41,678     40,212:     7,296      8,762
Old  :    48,974:         0      1,084      1,484     40,194     37,644     41,678     40,212:     7,296      8,762
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,294:         0        422       -424      1,780        692      1,356        690:       -62        604
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        2.2        3.0       82.1       76.9       85.1       82.1:      14.9       17.9
Old  :     100.0:       0.0        2.2        3.0       82.1       76.9       85.1       82.1:      14.9       17.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         0          1          1         19         17         20         18:
Old  :        26:         0          1          1         19         17         20         18:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 31.6       33.1       51.8       54.6       26.7       29.0       43.2       43.8
Old  :                 31.6       33.1       51.8       54.6       26.7       29.0       43.2       43.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-035657
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   204,314:    24,864      5,522     11,452    152,164    167,832    188,480    184,806:    15,834     19,508
Old  :   204,314:    24,864      5,522     11,452    152,164    167,832    188,480    184,806:    15,834     19,508
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     5,966:     1,682       -669        173      7,240      8,516      9,095      8,020:    -3,129     -2,054
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.2        2.7        5.6       74.5       82.1       92.3       90.5:       7.7        9.5
Old  :     100.0:      12.2        2.7        5.6       74.5       82.1       92.3       90.5:       7.7        9.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        44:         4          2          5         33         35         39         40:
Old  :        44:         4          2          5         33         35         39         40:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 34.3       30.3       53.0       47.0       25.7       28.9       36.4       37.6
Old  :                 34.3       30.3       53.0       47.0       25.7       28.9       36.4       37.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-035658
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :    81,884:     4,410     10,143      2,115     67,695     60,971     74,220     73,229:     7,664      8,655
Old  :    81,884:     4,410     10,143      2,115     67,695     60,971     74,220     73,229:     7,664      8,655
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,707:         0      2,114       -244      2,509        273      2,265      2,143:      -558       -436
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.4       12.4        2.6       82.7       74.5       90.6       89.4:       9.4       10.6
Old  :     100.0:       5.4       12.4        2.6       82.7       74.5       90.6       89.4:       9.4       10.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        39:         2          4          1         26         28         29         32:
Old  :        39:         2          4          1         26         28         29         32:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 32.0       34.8       52.6       50.4       25.5       26.9       43.1       39.1
Old  :                 32.0       34.8       52.6       50.4       25.5       26.9       43.1       39.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-03565B
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  : 2,787,287:   538,885    144,017    876,369  1,335,561  1,738,399  2,750,815  2,758,785:    36,472     28,502
Old  : 2,787,287:   538,885    144,017    876,369  1,335,561  1,738,399  2,750,815  2,758,785:    36,472     28,502
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    32,079:    16,054     -1,993     28,973     -6,530      7,663     38,497     34,643:    -6,418     -2,564
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      19.3        5.2       31.4       47.9       62.4       98.7       99.0:       1.3        1.0
Old  :     100.0:      19.3        5.2       31.4       47.9       62.4       98.7       99.0:       1.3        1.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       158:        30         18         41        104         90        152        132:
Old  :       158:        30         18         41        104         90        152        132:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 37.8       40.6       48.7       54.5       16.2       21.9       18.8       26.1
Old  :                 37.8       40.6       48.7       54.5       16.2       21.9       18.8       26.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-03565C
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                        (2,500 MMBTU'S)                                     :
     :          :                                                                            :
All  :   952,779:    67,814    261,906    200,666    679,914    484,987    948,394    947,559:     4,385      5,220
Old  :   952,779:    67,814    261,906    200,666    679,914    484,987    948,394    947,559:     4,385      5,220
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     8,846:    10,104      5,396     -5,268      3,898      8,839      8,734      8,967:       112       -121
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       7.1       27.5       21.1       71.4       50.9       99.5       99.5:       0.5        0.5
Old  :     100.0:       7.1       27.5       21.1       71.4       50.9       99.5       99.5:       0.5        0.5
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        87:        15         27         35         43         42         80         82:
Old  :        87:        15         27         35         43         42         80         82:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 41.2       33.6       61.4       53.9       32.6       27.9       43.9       38.2
Old  :                 41.2       33.6       61.4       53.9       32.6       27.9       43.9       38.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE                            Code-024651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                   (CONTRACTS OF 1,550 TONS)                                :
     :          :                                                                            :
All  :    11,136:        31          0          0     10,259     10,805     10,290     10,805:       846        331
Old  :    11,136:        31          0          0     10,259     10,805     10,290     10,805:       846        331
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :      -187:         0          0          0        233         23        233         23:      -420       -210
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3        0.0        0.0       92.1       97.0       92.4       97.0:       7.6        3.0
Old  :     100.0:       0.3        0.0        0.0       92.1       97.0       92.4       97.0:       7.6        3.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         1          0          0         18         15         19         15:
Old  :        23:         1          0          0         18         15         19         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.2       73.9       68.6       86.3       50.1       68.8       64.9       76.7
Old  :                 50.2       73.9       68.6       86.3       50.1       68.8       64.9       76.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE                             Code-064657
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :   101,661:     1,763        617      6,727     92,431     93,372    100,921    100,716:       740        945
Old  :   101,661:     1,763        617      6,727     92,431     93,372    100,921    100,716:       740        945
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     3,549:       286        108        628      2,819      2,727      3,733      3,463:      -184         85
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.7        0.6        6.6       90.9       91.8       99.3       99.1:       0.7        0.9
Old  :     100.0:       1.7        0.6        6.6       90.9       91.8       99.3       99.1:       0.7        0.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        49:         7          5         10         33         30         45         40:
Old  :        49:         7          5         10         33         30         45         40:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 52.9       42.5       71.4       63.4       16.8       15.7       23.8       22.3
Old  :                 52.9       42.5       71.4       63.4       16.8       15.7       23.8       22.3
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                             Code-06465A
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS 0F 400 MEGAWATT HOURS)                            :
     :          :                                                                            :
All  :    14,596:     1,456         45        336     12,784     14,195     14,576     14,576:        20         20
Old  :    14,596:     1,456         45        336     12,784     14,195     14,576     14,576:        20         20
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.0        0.3        2.3       87.6       97.3       99.9       99.9:       0.1        0.1
Old  :     100.0:      10.0        0.3        2.3       87.6       97.3       99.9       99.9:       0.1        0.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        28:         1          1          2         14         21         16         23:
Old  :        28:         1          1          2         14         21         16         23:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 70.9       80.6       94.2       89.8       59.9       73.3       80.2       77.6
Old  :                 70.9       80.6       94.2       89.8       59.9       73.3       80.2       77.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-06465H
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :    32,461:     4,318         40        504     25,788     30,075     30,610     30,618:     1,851      1,843
Old  :    32,461:     4,318         40        504     25,788     30,075     30,610     30,618:     1,851      1,843
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,468:      -231          0         45        460       -205        274       -160:     1,193      1,628
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      13.3        0.1        1.6       79.4       92.6       94.3       94.3:       5.7        5.7
Old  :     100.0:      13.3        0.1        1.6       79.4       92.6       94.3       94.3:       5.7        5.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         2          1          2         22         21         24         24:
Old  :        29:         2          1          2         22         21         24         24:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 59.8       66.9       81.1       82.0       23.2       21.3       30.2       27.7
Old  :                 59.8       66.9       81.1       82.0       23.2       21.3       30.2       27.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06465I
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (40 MEGAWATT HOURS PER PEAK DAY)                            :
     :          :                                                                            :
All  :    10,200:        79          0         10      8,857      9,464      8,946      9,474:     1,254        726
Old  :    10,200:        79          0         10      8,857      9,464      8,946      9,474:     1,254        726
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :         0:         0          0          0         16        286         16        286:       -16       -286
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.8        0.0        0.1       86.8       92.8       87.7       92.9:      12.3        7.1
Old  :     100.0:       0.8        0.0        0.1       86.8       92.8       87.7       92.9:      12.3        7.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        21:         1          0          1         16         13         17         14:
Old  :        21:         1          0          1         16         13         17         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 46.0       67.8       71.6       86.1       44.7       56.5       61.3       72.0
Old  :                 46.0       67.8       71.6       86.1       44.7       56.5       61.3       72.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06465M
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (2.5 MEGAWATTS PER OFF PEAK HRS)                            :
     :          :                                                                            :
All  :    28,066:     1,054      1,524        618     23,006     24,922     24,678     27,064:     3,388      1,002
Old  :    28,066:     1,054      1,524        618     23,006     24,922     24,678     27,064:     3,388      1,002
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       264:         0          0          0        -40        264        -40        264:       304          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       3.8        5.4        2.2       82.0       88.8       87.9       96.4:      12.1        3.6
Old  :     100.0:       3.8        5.4        2.2       82.0       88.8       87.9       96.4:      12.1        3.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        29:         1          2          3         23         21         26         24:
Old  :        29:         1          2          3         23         21         26         24:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.9       55.1       65.9       74.6       29.4       45.6       44.8       53.0
Old  :                 45.9       55.1       65.9       74.6       29.4       45.6       44.8       53.0
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-06465N
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (2.5 MEGAWATTS PER OFF PEAK HRS)                            :
     :          :                                                                            :
All  :    20,614:     1,384          0      1,140     17,288     18,534     19,812     19,674:       802        940
Old  :    20,614:     1,384          0      1,140     17,288     18,534     19,812     19,674:       802        940
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       512:         0          0          0        292        556        292        556:       220        -44
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.7        0.0        5.5       83.9       89.9       96.1       95.4:       3.9        4.6
Old  :     100.0:       6.7        0.0        5.5       83.9       89.9       96.1       95.4:       3.9        4.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        27:         1          0          2         21         23         23         25:
Old  :        27:         1          0          2         21         23         23         25:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 40.0       59.8       64.9       74.8       36.2       50.8       52.2       57.7
Old  :                 40.0       59.8       64.9       74.8       36.2       50.8       52.2       57.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-06465S
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                (2.5 MEGAWATTS PER OFF PEAK HRS)                            :
     :          :                                                                            :
All  :     8,786:     1,410        780         70      6,868      7,160      8,348      8,010:       438        776
Old  :     8,786:     1,410        780         70      6,868      7,160      8,348      8,010:       438        776
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :        40:         0          0          0         40         40         40         40:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.0        8.9        0.8       78.2       81.5       95.0       91.2:       5.0        8.8
Old  :     100.0:      16.0        8.9        0.8       78.2       81.5       95.0       91.2:       5.0        8.8
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         2          1          1         14         13         16         15:
Old  :        20:         2          1          1         14         13         16         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 55.0       53.0       79.5       79.5       47.0       46.2       62.7       61.5
Old  :                 55.0       53.0       79.5       79.5       47.0       46.2       62.7       61.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    CINERGY OFF PEAK LMP SWAP - NEW YORK MERCANTILE EXCHANGE                            Code-064A02
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :              (2.5 MWH X OFF PEAK HOURS PER MONTH)                          :
     :          :                                                                            :
All  :     6,314:       504          0         48      5,554      5,590      6,106      5,638:       208        676
Old  :     6,314:       504          0         48      5,554      5,590      6,106      5,638:       208        676
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.0        0.0        0.8       88.0       88.5       96.7       89.3:       3.3       10.7
Old  :     100.0:       8.0        0.0        0.8       88.0       88.5       96.7       89.3:       3.3       10.7
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        20:         2          0          1         12         13         14         14:
Old  :        20:         2          0          1         12         13         14         14:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 65.3       55.7       86.7       78.2       51.3       47.7       67.0       60.2
Old  :                 65.3       55.7       86.7       78.2       51.3       47.7       67.0       60.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE                             Code-067651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  : 2,426,931:   251,399    139,029    881,536  1,213,052  1,322,762  2,345,987  2,343,328:    80,943     83,603
Old  : 2,426,931:   251,399    139,029    881,536  1,213,052  1,322,762  2,345,987  2,343,328:    80,943     83,603
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :  -164,558:     2,534     11,833    -96,990    -63,849    -67,484   -158,305   -152,642:    -6,253    -11,917
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.4        5.7       36.3       50.0       54.5       96.7       96.6:       3.3        3.4
Old  :     100.0:      10.4        5.7       36.3       50.0       54.5       96.7       96.6:       3.3        3.4
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       337:       103        125        147         80        100        274        288:
Old  :       337:       103        125        147         80        100        274        288:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 25.1       24.6       38.0       36.1        7.4        5.1       11.0        8.2
Old  :                 25.1       24.6       38.0       36.1        7.4        5.1       11.0        8.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-06765G
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :    16,340:         0        650         50     16,140     15,490     16,190     16,190:       150        150
Old  :    16,340:         0        650         50     16,140     15,490     16,190     16,190:       150        150
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,180:         0          0          0      1,030      1,030      1,030      1,030:       150        150
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        4.0        0.3       98.8       94.8       99.1       99.1:       0.9        0.9
Old  :     100.0:       0.0        4.0        0.3       98.8       94.8       99.1       99.1:       0.9        0.9
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        35:         0          2          1         27         29         28         31:
Old  :        35:         0          2          1         27         29         28         31:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 43.6       43.6       65.2       68.1       24.7       28.6       36.8       38.8
Old  :                 43.6       43.6       65.2       68.1       24.7       28.6       36.8       38.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                     WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE                             Code-06765I
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :   132,195:    21,804     22,139     34,261     66,007     67,762    122,072    124,162:    10,123      8,033
Old  :   132,195:    21,804     22,139     34,261     66,007     67,762    122,072    124,162:    10,123      8,033
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    -1,826:    -1,197        475     -1,289        581       -645     -1,905     -1,459:        79       -367
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.5       16.7       25.9       49.9       51.3       92.3       93.9:       7.7        6.1
Old  :     100.0:      16.5       16.7       25.9       49.9       51.3       92.3       93.9:       7.7        6.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        42:         6         13         14         22         22         40         38:
Old  :        42:         6         13         14         22         22         40         38:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 38.3       31.9       54.0       50.1       21.5       15.4       27.2       23.1
Old  :                 38.3       31.9       54.0       50.1       21.5       15.4       27.2       23.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         BRENT-DUBAI SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-06765O
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     8,610:        25        600          0      8,585      8,010      8,610      8,610:         0          0
Old  :     8,610:        25        600          0      8,585      8,010      8,610      8,610:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       985:         0          0          0      1,135        985      1,135        985:      -150          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.3        7.0        0.0       99.7       93.0      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.3        7.0        0.0       99.7       93.0      100.0      100.0:       0.0        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        24:         1          1          0         15         18         16         19:
Old  :        24:         1          1          0         15         18         16         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 66.5       64.6       89.1       82.9       60.1       56.9       68.7       66.5
Old  :                 66.5       64.6       89.1       82.9       60.1       56.9       68.7       66.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                            PALLADIUM - NEW YORK MERCANTILE EXCHANGE                                    Code-075651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 100 TROY OUNCES)                             :
     :          :                                                                            :
All  :    14,511:     9,094      1,829         30      3,646     12,206     12,770     14,065:     1,741        446
Old  :    14,511:     9,094      1,829         30      3,646     12,206     12,770     14,065:     1,741        446
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       179:       323        -55        -40       -169        298        114        203:        65        -24
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      62.7       12.6        0.2       25.1       84.1       88.0       96.9:      12.0        3.1
Old  :     100.0:      62.7       12.6        0.2       25.1       84.1       88.0       96.9:      12.0        3.1
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        92:        39         19          4         13         22         56         42:
Old  :        92:        39         19          4         13         22         56         42:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 50.0       45.4       63.5       64.2       50.0       45.3       63.5       64.2
Old  :                 50.0       45.4       63.5       64.2       50.0       45.3       63.5       64.2
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                             PLATINUM - NEW YORK MERCANTILE EXCHANGE                                    Code-076651
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 50 TROY OUNCES)                              :
     :          :                                                                            :
All  :    16,213:    10,916      2,713        104      1,397     12,559     12,417     15,376:     3,796        837
Old  :    16,213:    10,916      2,713        104      1,397     12,559     12,417     15,376:     3,796        837
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     2,121:     1,610        -90         -2        -14      2,452      1,594      2,360:       527       -239
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      67.3       16.7        0.6        8.6       77.5       76.6       94.8:      23.4        5.2
Old  :     100.0:      67.3       16.7        0.6        8.6       77.5       76.6       94.8:      23.4        5.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        89:        45         14          2          8         25         54         40:
Old  :        89:        45         14          2          8         25         54         40:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 22.6       42.0       36.7       60.2       22.6       41.4       35.6       59.6
Old  :                 22.6       42.0       36.7       60.2       22.6       41.4       35.6       59.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                    GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE                           Code-111659
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :               (CONTRACTS OF 42,000 U.S. GALLONS)                           :
     :          :                                                                            :
All  :   247,688:    52,120      8,326     39,273    132,542    179,814    223,935    227,413:    23,753     20,274
Old  :   247,688:    52,120      8,326     39,273    132,542    179,814    223,935    227,413:    23,753     20,274
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :    10,439:     3,380     -1,087      2,058      5,553      7,310     10,991      8,281:      -552      2,158
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.0        3.4       15.9       53.5       72.6       90.4       91.8:       9.6        8.2
Old  :     100.0:      21.0        3.4       15.9       53.5       72.6       90.4       91.8:       9.6        8.2
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :       184:        69         18         37         81         90        168        131:
Old  :       184:        69         18         37         81         90        168        131:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 17.3       24.6       27.0       36.0        8.5       12.2       13.2       17.8
Old  :                 17.3       24.6       27.0       36.0        8.5       12.2       13.2       17.8
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                        SING JET KERO SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-26265D
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     3,825:         0          0        250      3,425      3,575      3,675      3,825:       150          0
Old  :     3,825:         0          0        250      3,425      3,575      3,675      3,825:       150          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :       200:      -150          0          0        200        200         50        200:       150          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        6.5       89.5       93.5       96.1      100.0:       3.9        0.0
Old  :     100.0:       0.0        0.0        6.5       89.5       93.5       96.1      100.0:       3.9        0.0
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        22:         0          0          1         18         18         19         19:
Old  :        22:         0          0          1         18         18         19         19:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 45.8       54.9       68.0       78.4       12.4       18.3       17.6       21.6
Old  :                 45.8       54.9       68.0       78.4       12.4       18.3       17.6       21.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  UP DOWN GC ULSD VS HO SPR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-022A13
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                 (CONTRACTS OF 42,000 GALLONS)                              :
     :          :                                                                            :
All  :     6,924:       380        148        892      4,489      4,824      5,761      5,864:     1,163      1,060
Old  :     6,924:       380        148        892      4,489      4,824      5,761      5,864:     1,163      1,060
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,636:         0       -175        436        850      1,350      1,286      1,611:       350         25
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.5        2.1       12.9       64.8       69.7       83.2       84.7:      16.8       15.3
Old  :     100.0:       5.5        2.1       12.9       64.8       69.7       83.2       84.7:      16.8       15.3
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        23:         1          1          1         16         14         18         15:
Old  :        23:         1          1          1         16         14         18         15:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 42.9       54.7       64.9       75.7       35.7       40.9       51.3       53.5
Old  :                 42.9       54.7       64.9       75.7       35.7       40.9       51.3       53.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                  SING JET KERO GASOIL SPR SWAP - NEW YORK MERCANTILE EXCHANGE                          Code-86465C
Commitments of Traders with Delta-adjusted Options and Futures Combined, December 18, 2007               
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1,000 BARRELS)                              :
     :          :                                                                            :
All  :     5,680:     1,525          0        825      3,330      4,705      5,680      5,530:         0        150
Old  :     5,680:     1,525          0        825      3,330      4,705      5,680      5,530:         0        150
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: December 11, 2007                    :
     :     1,200:         0          0        450        750        750      1,200      1,200:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      26.8        0.0       14.5       58.6       82.8      100.0       97.4:       0.0        2.6
Old  :     100.0:      26.8        0.0       14.5       58.6       82.8      100.0       97.4:       0.0        2.6
Other:     100.0:       0.0        0.0        0.0        0.0        0.0        0.0        0.0:       0.0        0.0
     :          :                                                                            :
     :# Traders :              Number of Traders in Each Category                            :
All  :        26:         1          0          1         17         15         18         16:
Old  :        26:         1          0          1         17         15         18         16:
Other:         0:         0          0          0          0          0          0          0:
     :----------------------------------------------------------------------------------------------------
     :             Percent of Open Interest Held by the Indicated Number of the Largest Traders
     :                          By Gross Position                       By Net Position
     :               4 or Less Traders     8 or Less Traders     4 or Less Traders     8 or Less Traders
     :                 Long:     Short       Long      Short:      Long      Short       Long      Short
     :----------------------------------------------------------------------------------------------------
All  :                 65.7       63.0       82.0       84.6       47.2       45.0       58.2       55.5
Old  :                 65.7       63.0       82.0       84.6       47.2       45.0       58.2       55.5
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 12, 2008