GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE                         Code-02165A
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     5,637:        25          0          0      4,319      5,099      4,344      5,099:     1,293        538
Old  :     5,637:        25          0          0      4,319      5,099      4,344      5,099:     1,293        538
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -2,301:        25          0          0     -1,786     -2,191     -1,761     -2,191:      -540       -110
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.4        0.0        0.0       76.6       90.5       77.1       90.5:      22.9        9.5
Old  :     100.0:       0.4        0.0        0.0       76.6       90.5       77.1       90.5:      22.9        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  :        31:         1          0          0         21         20         22         20:
Old  :        31:         1          0          0         21         20         22         20:
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  :                 43.4       51.4       60.4       75.3       36.0       49.2       43.8       62.7
Old  :                 43.4       51.4       60.4       75.3       36.0       49.2       43.8       62.7
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     7,748:        50        920         75      7,488      6,548      7,613      7,543:       135        205
Old  :     7,748:        50        920         75      7,488      6,548      7,613      7,543:       135        205
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -798:         0        100        -50       -668       -988       -718       -938:       -80        140
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.6       11.9        1.0       96.6       84.5       98.3       97.4:       1.7        2.6
Old  :     100.0:       0.6       11.9        1.0       96.6       84.5       98.3       97.4:       1.7        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  :        38:         1          3          1         25         26         27         29:
Old  :        38:         1          3          1         25         26         27         29:
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  :                 54.9       47.8       76.1       69.8       48.5       43.7       60.4       56.8
Old  :                 54.9       47.8       76.1       69.8       48.5       43.7       60.4       56.8
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     2,893:         0          0          0      2,269      2,141      2,269      2,141:       624        752
Old  :     2,893:         0          0          0      2,269      2,141      2,269      2,141:       624        752
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -520:       -20          0        -15       -335       -436       -370       -451:      -150        -69
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       78.4       74.0       78.4       74.0:      21.6       26.0
Old  :     100.0:       0.0        0.0        0.0       78.4       74.0       78.4       74.0:      21.6       26.0
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:         0          0          0         21         21         21         21:
Old  :        23:         0          0          0         21         21         21         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  :                 37.1       32.5       55.9       53.4       30.4       28.7       44.0       40.1
Old  :                 37.1       32.5       55.9       53.4       30.4       28.7       44.0       40.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     3,564:        65          0         45      3,021      2,972      3,131      3,017:       433        547
Old  :     3,564:        65          0         45      3,021      2,972      3,131      3,017:       433        547
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -803:        60          0         10       -753       -656       -683       -646:      -120       -157
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.8        0.0        1.3       84.8       83.4       87.9       84.7:      12.1       15.3
Old  :     100.0:       1.8        0.0        1.3       84.8       83.4       87.9       84.7:      12.1       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  :        35:         2          0          1         28         30         30         31:
Old  :        35:         2          0          1         28         30         30         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  :                 29.2       29.0       46.2       48.3       19.1       22.0       28.8       29.1
Old  :                 29.2       29.0       46.2       48.3       19.1       22.0       28.8       29.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   261,937:    43,725     17,648     43,056    139,355    173,825    226,137    234,529:    35,800     27,408
Old  :   261,937:    43,725     17,648     43,056    139,355    173,825    226,137    234,529:    35,800     27,408
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     6,208:     4,468         51      2,297     -1,922      3,553      4,843      5,900:     1,365        308
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.7        6.7       16.4       53.2       66.4       86.3       89.5:      13.7       10.5
Old  :     100.0:      16.7        6.7       16.4       53.2       66.4       86.3       89.5:      13.7       10.5
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  :       153:        48         22         38         62         78        130        122:
Old  :       153:        48         22         38         62         78        130        122:
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  :                 16.1       22.9       26.8       34.4       10.4       15.4       16.8       20.9
Old  :                 16.1       22.9       26.8       34.4       10.4       15.4       16.8       20.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         SING GASOIL SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02265J
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   Total  :                        Reportable Positions                                :   Nonreportable
     :----------------------------------------------------------------------------------------     Positions
     :   Open   :           Non-Commercial       :     Commercial      :       Total         :
     : Interest :   Long   :  Short   : Spreading:   Long   :  Short   :   Long   :  Short   :   Long   :  Short
-------------------------------------------------------------------------------------------------------------------
     :          :                  (CONTRACTS OF 1000 BARRELS)                               :
     :          :                                                                            :
All  :     7,345:     1,100         50        500      5,525      6,795      7,125      7,345:       220          0
Old  :     7,345:     1,100         50        500      5,525      6,795      7,125      7,345:       220          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -2,300:      -900        -50          0     -1,390     -2,200     -2,290     -2,250:       -10        -50
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.0        0.7        6.8       75.2       92.5       97.0      100.0:       3.0        0.0
Old  :     100.0:      15.0        0.7        6.8       75.2       92.5       97.0      100.0:       3.0        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  :        33:         1          1          3         18         26         21         29:
Old  :        33:         1          1          3         18         26         21         29:
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  :                 76.6       57.9       86.8       73.9       69.4       56.8       74.2       68.1
Old  :                 76.6       57.9       86.8       73.9       69.4       56.8       74.2       68.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  : 1,268,008:   129,109    306,170    459,786    603,795    470,329  1,192,689  1,236,285:    75,319     31,723
Old  : 1,268,008:   129,109    306,170    459,786    603,795    470,329  1,192,689  1,236,285:    75,319     31,723
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -4,569:     1,284      7,126     -2,366     -5,013     -5,345     -6,095       -585:     1,527     -3,984
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.2       24.1       36.3       47.6       37.1       94.1       97.5:       5.9        2.5
Old  :     100.0:      10.2       24.1       36.3       47.6       37.1       94.1       97.5:       5.9        2.5
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  :       229:        86         51         96         76         74        219        175:
Old  :       229:        86         51         96         76         74        219        175:
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  :                 36.1       38.7       47.8       54.8       14.6       18.2       17.3       21.6
Old  :                 36.1       38.7       47.8       54.8       14.6       18.2       17.3       21.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    96,661:         0     12,191      1,829     85,766     70,263     87,595     84,283:     9,066     12,378
Old  :    96,661:         0     12,191      1,829     85,766     70,263     87,595     84,283:     9,066     12,378
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     1,171:         0          0          0        812        386        812        386:       359        785
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       12.6        1.9       88.7       72.7       90.6       87.2:       9.4       12.8
Old  :     100.0:       0.0       12.6        1.9       88.7       72.7       90.6       87.2:       9.4       12.8
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  :        28:         0          4          2         22         18         24         22:
Old  :        28:         0          4          2         22         18         24         22:
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  :                 53.3       56.5       68.7       72.0       50.9       55.6       63.7       68.1
Old  :                 53.3       56.5       68.7       72.0       50.9       55.6       63.7       68.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    83,449:     3,587     11,992      2,137     70,219     59,577     75,943     73,706:     7,506      9,743
Old  :    83,449:     3,587     11,992      2,137     70,219     59,577     75,943     73,706:     7,506      9,743
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       111:         0      1,684       -202        935       -364        733      1,118:      -622     -1,007
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.3       14.4        2.6       84.1       71.4       91.0       88.3:       9.0       11.7
Old  :     100.0:       4.3       14.4        2.6       84.1       71.4       91.0       88.3:       9.0       11.7
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  :        37:         2          2          4         26         23         30         27:
Old  :        37:         2          2          4         26         23         30         27:
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  :                 38.7       39.3       59.0       58.2       38.7       36.4       59.0       52.2
Old  :                 38.7       39.3       59.0       58.2       38.7       36.4       59.0       52.2
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   116,875:     6,358          0      3,056     96,982    104,381    106,396    107,437:    10,479      9,438
Old  :   116,875:     6,358          0      3,056     96,982    104,381    106,396    107,437:    10,479      9,438
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -3,554:    -2,597          0     -1,861      1,404     -1,848     -3,054     -3,709:      -500        155
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.4        0.0        2.6       83.0       89.3       91.0       91.9:       9.0        8.1
Old  :     100.0:       5.4        0.0        2.6       83.0       89.3       91.0       91.9:       9.0        8.1
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  :        32:         2          0          1         23         23         25         24:
Old  :        32:         2          0          1         23         23         25         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  :                 49.5       40.7       66.1       58.8       42.9       40.7       56.6       57.3
Old  :                 49.5       40.7       66.1       58.8       42.9       40.7       56.6       57.3
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   101,249:    11,408      2,513      4,785     75,074     81,133     91,267     88,431:     9,982     12,818
Old  :   101,249:    11,408      2,513      4,785     75,074     81,133     91,267     88,431:     9,982     12,818
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :   -10,398:    -1,860         -8     -1,402     -5,051     -8,824     -8,313    -10,234:    -2,085       -164
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      11.3        2.5        4.7       74.1       80.1       90.1       87.3:       9.9       12.7
Old  :     100.0:      11.3        2.5        4.7       74.1       80.1       90.1       87.3:       9.9       12.7
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  :        36:         2          2          2         21         27         25         29:
Old  :        36:         2          2          2         21         27         25         29:
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  :                 29.9       39.3       52.8       57.7       28.7       34.4       46.6       48.1
Old  :                 29.9       39.3       52.8       57.7       28.7       34.4       46.6       48.1
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                         MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                                Code-02365E
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    57,927:     9,011          0      4,332     37,500     47,583     50,843     51,915:     7,084      6,012
Old  :    57,927:     9,011          0      4,332     37,500     47,583     50,843     51,915:     7,084      6,012
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     4,549:     1,381          0         92      1,000      3,816      2,473      3,908:     2,076        641
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.6        0.0        7.5       64.7       82.1       87.8       89.6:      12.2       10.4
Old  :     100.0:      15.6        0.0        7.5       64.7       82.1       87.8       89.6:      12.2       10.4
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  :        21:         2          0          1         14         18         16         19:
Old  :        21:         2          0          1         14         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  :                 54.6       44.2       75.3       70.9       43.1       35.8       52.1       53.4
Old  :                 54.6       44.2       75.3       70.9       43.1       35.8       52.1       53.4
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    77,143:     4,045        457      5,552     61,207     60,794     70,804     66,803:     6,339     10,340
Old  :    77,143:     4,045        457      5,552     61,207     60,794     70,804     66,803:     6,339     10,340
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     5,695:     1,038     -1,909      1,269      3,605      8,381      5,912      7,741:      -217     -2,046
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.2        0.6        7.2       79.3       78.8       91.8       86.6:       8.2       13.4
Old  :     100.0:       5.2        0.6        7.2       79.3       78.8       91.8       86.6:       8.2       13.4
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  :        28:         1          1          2         19         23         21         25:
Old  :        28:         1          1          2         19         23         21         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  :                 49.0       44.9       73.5       64.2       48.6       40.9       63.0       54.0
Old  :                 49.0       44.9       73.5       64.2       48.6       40.9       63.0       54.0
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    92,742:     2,476      1,042      2,865     83,307     78,118     88,648     82,025:     4,094     10,717
Old  :    92,742:     2,476      1,042      2,865     83,307     78,118     88,648     82,025:     4,094     10,717
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -4,670:      -398         62         83     -4,103     -3,281     -4,418     -3,136:      -252     -1,534
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.7        1.1        3.1       89.8       84.2       95.6       88.4:       4.4       11.6
Old  :     100.0:       2.7        1.1        3.1       89.8       84.2       95.6       88.4:       4.4       11.6
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:         2          1          3         25         33         28         36:
Old  :        42:         2          1          3         25         33         28         36:
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  :                 37.5       26.5       58.8       41.4       32.2       23.2       47.2       36.4
Old  :                 37.5       26.5       58.8       41.4       32.2       23.2       47.2       36.4
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   110,382:     4,396        422      4,339     86,860     94,189     95,595     98,950:    14,787     11,432
Old  :   110,382:     4,396        422      4,339     86,860     94,189     95,595     98,950:    14,787     11,432
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -2,735:       420       -324       -342     -2,131     -2,097     -2,053     -2,763:      -682         28
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.0        0.4        3.9       78.7       85.3       86.6       89.6:      13.4       10.4
Old  :     100.0:       4.0        0.4        3.9       78.7       85.3       86.6       89.6:      13.4       10.4
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:         2          1          2         19         20         22         22:
Old  :        29:         2          1          2         19         20         22         22:
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       43.9       61.3       65.2       43.0       42.5       56.3       57.6
Old  :                 45.0       43.9       61.3       65.2       43.0       42.5       56.3       57.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    71,660:     5,784        710      9,194     51,184     48,106     66,162     58,010:     5,498     13,650
Old  :    71,660:     5,784        710      9,194     51,184     48,106     66,162     58,010:     5,498     13,650
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -1,018:    -1,089        710     -1,397      1,948     -2,059       -538     -2,746:      -480      1,728
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.1        1.0       12.8       71.4       67.1       92.3       81.0:       7.7       19.0
Old  :     100.0:       8.1        1.0       12.8       71.4       67.1       92.3       81.0:       7.7       19.0
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  :        27:         3          1          3         17         14         21         17:
Old  :        27:         3          1          3         17         14         21         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  :                 49.5       40.8       67.3       62.8       45.3       30.1       56.2       40.7
Old  :                 49.5       40.8       67.3       62.8       45.3       30.1       56.2       40.7
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   102,711:     5,978      9,656     16,500     75,912     67,966     98,390     94,122:     4,321      8,589
Old  :   102,711:     5,978      9,656     16,500     75,912     67,966     98,390     94,122:     4,321      8,589
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     7,934:    -1,649      4,251        443     11,976      4,864     10,770      9,558:    -2,836     -1,624
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.8        9.4       16.1       73.9       66.2       95.8       91.6:       4.2        8.4
Old  :     100.0:       5.8        9.4       16.1       73.9       66.2       95.8       91.6:       4.2        8.4
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  :        25:         3          2          4         13         15         18         19:
Old  :        25:         3          2          4         13         15         18         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  :                 67.3       51.8       84.0       71.2       52.2       38.2       59.7       51.3
Old  :                 67.3       51.8       84.0       71.2       52.2       38.2       59.7       51.3
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    62,922:     1,668          0      4,150     47,191     45,288     53,009     49,438:     9,913     13,484
Old  :    62,922:     1,668          0      4,150     47,191     45,288     53,009     49,438:     9,913     13,484
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     1,226:      -151          0         92      1,688        925      1,629      1,017:      -403        209
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.7        0.0        6.6       75.0       72.0       84.2       78.6:      15.8       21.4
Old  :     100.0:       2.7        0.0        6.6       75.0       72.0       84.2       78.6:      15.8       21.4
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  :        26:         2          0          1         21         19         23         20:
Old  :        26:         2          0          1         21         19         23         20:
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  :                 33.3       38.6       51.5       59.9       20.0       34.2       31.0       39.9
Old  :                 33.3       38.6       51.5       59.9       20.0       34.2       31.0       39.9
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   121,257:    29,276        825      2,351     83,640    110,635    115,267    113,811:     5,990      7,446
Old  :   121,257:    29,276        825      2,351     83,640    110,635    115,267    113,811:     5,990      7,446
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -9,923:      -825       -935     -1,249     -7,172     -8,597     -9,246    -10,781:      -677        858
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      24.1        0.7        1.9       69.0       91.2       95.1       93.9:       4.9        6.1
Old  :     100.0:      24.1        0.7        1.9       69.0       91.2       95.1       93.9:       4.9        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  :        45:         4          1          4         29         31         34         35:
Old  :        45:         4          1          4         29         31         34         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  :                 39.2       37.1       54.9       52.7       35.2       35.6       49.9       50.6
Old  :                 39.2       37.1       54.9       52.7       35.2       35.6       49.9       50.6
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                       TRANSCO ZONE 3 SWAP - NEW YORK MERCANTILE EXCHANGE                               Code-02365S
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    55,469:         0      3,070      1,973     47,086     47,309     49,059     52,352:     6,410      3,117
Old  :    55,469:         0      3,070      1,973     47,086     47,309     49,059     52,352:     6,410      3,117
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :         .:         .          .          .          .          .          .          .:         .          .
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        5.5        3.6       84.9       85.3       88.4       94.4:      11.6        5.6
Old  :     100.0:       0.0        5.5        3.6       84.9       85.3       88.4       94.4:      11.6        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  :        21:         0          2          1         16         12         17         14:
Old  :        21:         0          2          1         16         12         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  :                 49.4       56.9       70.5       78.8       42.1       49.6       61.4       64.8
Old  :                 49.4       56.9       70.5       78.8       42.1       49.6       61.4       64.8
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   123,747:     2,411     27,728     16,266     86,915     71,224    105,592    115,218:    18,155      8,529
Old  :   123,747:     2,411     27,728     16,266     86,915     71,224    105,592    115,218:    18,155      8,529
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     4,032:         0      5,179       -817      5,677        180      4,860      4,542:      -828       -510
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.9       22.4       13.1       70.2       57.6       85.3       93.1:      14.7        6.9
Old  :     100.0:       1.9       22.4       13.1       70.2       57.6       85.3       93.1:      14.7        6.9
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  :        38:         1          7          5         28         26         33         34:
Old  :        38:         1          7          5         28         26         33         34:
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  :                 34.5       30.2       50.8       49.5       24.2       23.6       35.4       37.2
Old  :                 34.5       30.2       50.8       49.5       24.2       23.6       35.4       37.2
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   118,646:    12,423      1,261     10,823     83,806     90,540    107,052    102,624:    11,594     16,022
Old  :   118,646:    12,423      1,261     10,823     83,806     90,540    107,052    102,624:    11,594     16,022
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    17,095:    -3,889      1,261      1,374     19,368     12,929     16,853     15,564:       242      1,531
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      10.5        1.1        9.1       70.6       76.3       90.2       86.5:       9.8       13.5
Old  :     100.0:      10.5        1.1        9.1       70.6       76.3       90.2       86.5:       9.8       13.5
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  :        23:         3          1          3         18         16         22         19:
Old  :        23:         3          1          3         18         16         22         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  :                 51.0       50.4       73.7       69.1       47.4       44.8       61.0       56.6
Old  :                 51.0       50.4       73.7       69.1       47.4       44.8       61.0       56.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    52,280:         0          0          0     49,828     48,778     49,828     48,778:     2,452      3,502
Old  :    52,280:         0          0          0     49,828     48,778     49,828     48,778:     2,452      3,502
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -5,198:         0     -1,440          0     -4,234     -4,316     -4,234     -5,756:      -964        558
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        0.0        0.0       95.3       93.3       95.3       93.3:       4.7        6.7
Old  :     100.0:       0.0        0.0        0.0       95.3       93.3       95.3       93.3:       4.7        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  :        20:         0          0          0         12         12         12         12:
Old  :        20:         0          0          0         12         12         12         12:
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  :                 58.6       48.7       81.7       78.5       52.6       34.6       70.3       60.0
Old  :                 58.6       48.7       81.7       78.5       52.6       34.6       70.3       60.0
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   236,634:    13,957      4,926      5,541    202,555    211,599    222,053    222,066:    14,581     14,568
Old  :   236,634:    13,957      4,926      5,541    202,555    211,599    222,053    222,066:    14,581     14,568
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -233:      -489       -220        262        283        103         56        145:      -289       -378
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.9        2.1        2.3       85.6       89.4       93.8       93.8:       6.2        6.2
Old  :     100.0:       5.9        2.1        2.3       85.6       89.4       93.8       93.8:       6.2        6.2
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  :        54:         4          4          7         41         38         48         46:
Old  :        54:         4          4          7         41         38         48         46:
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  :                 29.9       53.5       49.8       64.5       27.1       52.2       43.4       59.0
Old  :                 29.9       53.5       49.8       64.5       27.1       52.2       43.4       59.0
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   224,324:    20,061          0     15,173    174,413    194,272    209,647    209,445:    14,677     14,879
Old  :   224,324:    20,061          0     15,173    174,413    194,272    209,647    209,445:    14,677     14,879
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -1,446:       644          0        627     -3,295     -2,835     -2,024     -2,208:       578        762
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       8.9        0.0        6.8       77.8       86.6       93.5       93.4:       6.5        6.6
Old  :     100.0:       8.9        0.0        6.8       77.8       86.6       93.5       93.4:       6.5        6.6
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  :        44:         5          0          2         36         33         41         35:
Old  :        44:         5          0          2         36         33         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  :                 27.5       37.4       49.6       61.3       21.9       35.2       33.9       50.2
Old  :                 27.5       37.4       49.6       61.3       21.9       35.2       33.9       50.2
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   239,622:    12,709     15,792      9,895    203,504    201,637    226,108    227,324:    13,514     12,298
Old  :   239,622:    12,709     15,792      9,895    203,504    201,637    226,108    227,324:    13,514     12,298
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     6,668:     1,454      6,780     -1,475      5,356      3,819      5,335      9,124:     1,333     -2,456
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.3        6.6        4.1       84.9       84.1       94.4       94.9:       5.6        5.1
Old  :     100.0:       5.3        6.6        4.1       84.9       84.1       94.4       94.9:       5.6        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  :        54:         4          3          5         44         39         51         44:
Old  :        54:         4          3          5         44         39         51         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  :                 36.1       36.3       52.1       55.2       36.1       26.0       46.6       42.5
Old  :                 36.1       36.3       52.1       55.2       36.1       26.0       46.6       42.5
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    51,446:         0      4,106      2,066     41,343     33,483     43,409     39,655:     8,037     11,791
Old  :    51,446:         0      4,106      2,066     41,343     33,483     43,409     39,655:     8,037     11,791
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     1,393:         0      1,370        -37      2,653        240      2,616      1,573:    -1,223       -180
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0        8.0        4.0       80.4       65.1       84.4       77.1:      15.6       22.9
Old  :     100.0:       0.0        8.0        4.0       80.4       65.1       84.4       77.1:      15.6       22.9
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  :        21:         0          1          1         18         14         19         15:
Old  :        21:         0          1          1         18         14         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  :                 36.1       38.7       58.7       63.0       28.9       32.0       44.1       47.2
Old  :                 36.1       38.7       58.7       63.0       28.9       32.0       44.1       47.2
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   205,340:    27,909      2,336     17,201    148,739    173,771    193,849    193,308:    11,491     12,032
Old  :   205,340:    27,909      2,336     17,201    148,739    173,771    193,849    193,308:    11,491     12,032
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     2,355:    -3,453       -670      1,759      5,191      1,090      3,497      2,179:    -1,142        176
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      13.6        1.1        8.4       72.4       84.6       94.4       94.1:       5.6        5.9
Old  :     100.0:      13.6        1.1        8.4       72.4       84.6       94.4       94.1:       5.6        5.9
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  :        46:         5          2          6         39         38         46         44:
Old  :        46:         5          2          6         39         38         46         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  :                 32.5       26.9       51.9       42.1       23.3       20.0       33.9       29.6
Old  :                 32.5       26.9       51.9       42.1       23.3       20.0       33.9       29.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    70,430:     4,455      6,530      1,169     56,680     51,734     62,304     59,433:     8,126     10,997
Old  :    70,430:     4,455      6,530      1,169     56,680     51,734     62,304     59,433:     8,126     10,997
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       -20:         0     -1,128        310      2,695      2,614      3,005      1,796:    -3,025     -1,816
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       6.3        9.3        1.7       80.5       73.5       88.5       84.4:      11.5       15.6
Old  :     100.0:       6.3        9.3        1.7       80.5       73.5       88.5       84.4:      11.5       15.6
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  :        28:         1          2          1         21         19         23         21:
Old  :        28:         1          2          1         21         19         23         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  :                 33.0       35.9       58.7       58.9       26.6       30.7       43.8       46.9
Old  :                 33.0       35.9       58.7       58.9       26.6       30.7       43.8       46.9
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  : 3,115,266:   967,686    127,436    911,438  1,197,039  2,063,719  3,076,163  3,102,593:    39,103     12,673
Old  : 3,115,266:   967,686    127,436    911,438  1,197,039  2,063,719  3,076,163  3,102,593:    39,103     12,673
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -9,938:    12,279      8,215    -38,210     17,761     19,980     -8,170    -10,015:    -1,768         77
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      31.1        4.1       29.3       38.4       66.2       98.7       99.6:       1.3        0.4
Old  :     100.0:      31.1        4.1       29.3       38.4       66.2       98.7       99.6:       1.3        0.4
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  :       154:        32         20         44         95         90        147        136:
Old  :       154:        32         20         44         95         90        147        136:
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  :                 37.4       35.5       50.2       50.6       25.3       20.9       29.6       28.1
Old  :                 37.4       35.5       50.2       50.6       25.3       20.9       29.6       28.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  : 1,080,162:   139,706    333,797    228,502    705,806    514,655  1,074,014  1,076,954:     6,148      3,208
Old  : 1,080,162:   139,706    333,797    228,502    705,806    514,655  1,074,014  1,076,954:     6,148      3,208
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    14,827:     8,203     -4,357     13,194     -6,276      5,588     15,121     14,425:      -294        402
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      12.9       30.9       21.2       65.3       47.6       99.4       99.7:       0.6        0.3
Old  :     100.0:      12.9       30.9       21.2       65.3       47.6       99.4       99.7:       0.6        0.3
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  :        83:        18         21         34         43         41         80         77:
Old  :        83:        18         21         34         43         41         80         77:
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  :                 44.2       44.5       63.0       64.2       37.0       34.2       46.0       45.6
Old  :                 44.2       44.5       63.0       64.2       37.0       34.2       46.0       45.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    91,004:     1,199        611      4,617     85,054     85,416     90,870     90,644:       135        360
Old  :    91,004:     1,199        611      4,617     85,054     85,416     90,870     90,644:       135        360
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     2,570:       -14         50        164      2,512      2,459      2,662      2,674:       -92       -104
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       1.3        0.7        5.1       93.5       93.9       99.9       99.6:       0.1        0.4
Old  :     100.0:       1.3        0.7        5.1       93.5       93.9       99.9       99.6:       0.1        0.4
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  :        44:         5          3          6         32         31         38         39:
Old  :        44:         5          3          6         32         31         38         39:
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  :                 49.4       43.7       71.3       65.9       14.3       13.2       20.5       18.4
Old  :                 49.4       43.7       71.3       65.9       14.3       13.2       20.5       18.4
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    26,832:     4,053          0        356     22,080     26,182     26,489     26,538:       343        294
Old  :    26,832:     4,053          0        356     22,080     26,182     26,489     26,538:       343        294
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       724:        -0          0          8        617        707        624        714:       100         10
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      15.1        0.0        1.3       82.3       97.6       98.7       98.9:       1.3        1.1
Old  :     100.0:      15.1        0.0        1.3       82.3       97.6       98.7       98.9:       1.3        1.1
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  :        27:         3          0          2         19         20         22         22:
Old  :        27:         3          0          2         19         20         22         22:
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  :                 63.1       72.2       83.8       87.9       24.8       28.9       34.3       33.6
Old  :                 63.1       72.2       83.8       87.9       24.8       28.9       34.3       33.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    25,528:       740        618      1,092     20,904     22,378     22,736     24,088:     2,792      1,440
Old  :    25,528:       740        618      1,092     20,904     22,378     22,736     24,088:     2,792      1,440
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       120:      -102        138        -98        320         80        120        120:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       2.9        2.4        4.3       81.9       87.7       89.1       94.4:      10.9        5.6
Old  :     100.0:       2.9        2.4        4.3       81.9       87.7       89.1       94.4:      10.9        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  :        25:         1          2          2         18         16         21         18:
Old  :        25:         1          2          2         18         16         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  :                 49.5       52.4       69.3       76.1       32.3       43.1       46.5       50.8
Old  :                 49.5       52.4       69.3       76.1       32.3       43.1       46.5       50.8
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    26,294:     1,090        240        720     23,890     24,460     25,700     25,420:       594        874
Old  :    26,294:     1,090        240        720     23,890     24,460     25,700     25,420:       594        874
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       806:         0        240          0        806        566        806        806:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       4.1        0.9        2.7       90.9       93.0       97.7       96.7:       2.3        3.3
Old  :     100.0:       4.1        0.9        2.7       90.9       93.0       97.7       96.7:       2.3        3.3
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  :        27:         1          1          1         21         22         23         23:
Old  :        27:         1          1          1         21         22         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  :                 55.0       69.9       71.8       83.7       54.0       62.8       68.4       72.9
Old  :                 55.0       69.9       71.8       83.7       54.0       62.8       68.4       72.9
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  : 2,943,792:   270,309    154,165  1,215,622  1,375,683  1,482,503  2,861,614  2,852,290:    82,178     91,503
Old  : 2,943,792:   270,309    154,165  1,215,622  1,375,683  1,482,503  2,861,614  2,852,290:    82,178     91,503
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    69,007:    14,583     -4,684     55,432     -6,305     10,685     63,710     61,433:     5,297      7,574
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       9.2        5.2       41.3       46.7       50.4       97.2       96.9:       2.8        3.1
Old  :     100.0:       9.2        5.2       41.3       46.7       50.4       97.2       96.9:       2.8        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  :       358:        95        147        164         88        106        290        317:
Old  :       358:        95        147        164         88        106        290        317:
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  :                 25.5       24.6       38.4       36.7        5.8        4.3        9.1        6.7
Old  :                 25.5       24.6       38.4       36.7        5.8        4.3        9.1        6.7
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                   WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE                           Code-06765A
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   122,549:    20,949     17,023      5,189     69,550     46,868     95,688     69,080:    26,861     53,469
Old  :   122,549:    20,949     17,023      5,189     69,550     46,868     95,688     69,080:    26,861     53,469
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     2,443:     3,121         67       -442       -321      2,417      2,358      2,042:        85        401
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      17.1       13.9        4.2       56.8       38.2       78.1       56.4:      21.9       43.6
Old  :     100.0:      17.1       13.9        4.2       56.8       38.2       78.1       56.4:      21.9       43.6
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  :        21:         2          3          4         16         14         20         19:
Old  :        21:         2          3          4         16         14         20         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  :                 45.9       25.8       64.9       42.2       38.1       24.8       52.0       35.3
Old  :                 45.9       25.8       64.9       42.2       38.1       24.8       52.0       35.3
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    20,436:       150        815        100     20,186     19,521     20,436     20,436:         0          0
Old  :    20,436:       150        815        100     20,186     19,521     20,436     20,436:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     1,300:         0          0          0      1,300      1,300      1,300      1,300:         0          0
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.7        4.0        0.5       98.8       95.5      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.7        4.0        0.5       98.8       95.5      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  :        37:         1          3          1         23         26         25         30:
Old  :        37:         1          3          1         23         26         25         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  :                 50.9       44.3       75.7       66.7       29.5       25.1       36.4       32.9
Old  :                 50.9       44.3       75.7       66.7       29.5       25.1       36.4       32.9
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   188,057:    31,496     36,448     43,073    100,969    100,443    175,538    179,964:    12,519      8,093
Old  :   188,057:    31,496     36,448     43,073    100,969    100,443    175,538    179,964:    12,519      8,093
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     2,683:       273      2,496     -2,670      5,464      2,740      3,067      2,566:      -384        117
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      16.7       19.4       22.9       53.7       53.4       93.3       95.7:       6.7        4.3
Old  :     100.0:      16.7       19.4       22.9       53.7       53.4       93.3       95.7:       6.7        4.3
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  :        51:        12         14         21         25         25         49         48:
Old  :        51:        12         14         21         25         25         49         48:
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  :                 38.6       33.5       57.8       53.4       22.6       18.5       27.7       25.9
Old  :                 38.6       33.5       57.8       53.4       22.6       18.5       27.7       25.9
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    19,201:    11,209      2,721        104      5,238     15,947     16,551     18,772:     2,650        429
Old  :    19,201:    11,209      2,721        104      5,238     15,947     16,551     18,772:     2,650        429
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -448:      -792        259        -19        208       -713       -603       -473:       155         25
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      58.4       14.2        0.5       27.3       83.1       86.2       97.8:      13.8        2.2
Old  :     100.0:      58.4       14.2        0.5       27.3       83.1       86.2       97.8:      13.8        2.2
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  :       105:        53         13          4         12         29         67         44:
Old  :       105:        53         13          4         12         29         67         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  :                 34.1       40.7       52.0       62.7       34.1       39.8       52.0       61.8
Old  :                 34.1       40.7       52.0       62.7       34.1       39.8       52.0       61.8
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    11,916:     7,606      1,680         30      1,574      9,346      9,210     11,056:     2,706        860
Old  :    11,916:     7,606      1,680         30      1,574      9,346      9,210     11,056:     2,706        860
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :      -102:       325          2       -145       -338        206       -158         63:        56       -165
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      63.8       14.1        0.3       13.2       78.4       77.3       92.8:      22.7        7.2
Old  :     100.0:      63.8       14.1        0.3       13.2       78.4       77.3       92.8:      22.7        7.2
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  :        66:        28         10          2         12         20         41         31:
Old  :        66:        28         10          2         12         20         41         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  :                 28.6       55.7       41.1       69.1       28.6       55.7       41.1       69.1
Old  :                 28.6       55.7       41.1       69.1       28.6       55.7       41.1       69.1
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :   280,196:    59,558     12,148     50,009    137,885    196,894    247,452    259,051:    32,744     21,144
Old  :   280,196:    59,558     12,148     50,009    137,885    196,894    247,452    259,051:    32,744     21,144
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :     9,806:     2,185       -957      3,925        280      5,603      6,390      8,571:     3,416      1,235
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      21.3        4.3       17.8       49.2       70.3       88.3       92.5:      11.7        7.5
Old  :     100.0:      21.3        4.3       17.8       49.2       70.3       88.3       92.5:      11.7        7.5
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  :       191:        73         24         45         71         87        161        141:
Old  :       191:        73         24         45         71         87        161        141:
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  :                 23.9       26.7       34.5       40.6        9.3       14.0       15.5       20.8
Old  :                 23.9       26.7       34.5       40.6        9.3       14.0       15.5       20.8
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    13,106:       750        772        650     11,476     11,161     12,876     12,583:       230        523
Old  :    13,106:       750        772        650     11,476     11,161     12,876     12,583:       230        523
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -1,421:         0        461       -486       -891     -1,501     -1,377     -1,526:       -44        105
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       5.7        5.9        5.0       87.6       85.2       98.2       96.0:       1.8        4.0
Old  :     100.0:       5.7        5.9        5.0       87.6       85.2       98.2       96.0:       1.8        4.0
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:         1          1          2         17         23         19         25:
Old  :        28:         1          1          2         17         23         19         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  :                 50.9       46.7       74.1       70.2       39.3       36.1       55.7       50.6
Old  :                 50.9       46.7       74.1       70.2       39.3       36.1       55.7       50.6
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, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :     4,870:         0      1,250         75      4,795      3,545      4,870      4,870:         0          0
Old  :     4,870:         0      1,250         75      4,795      3,545      4,870      4,870:         0          0
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :    -1,025:         0        875       -875       -150       -975     -1,025       -975:         0        -50
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:       0.0       25.7        1.5       98.5       72.8      100.0      100.0:       0.0        0.0
Old  :     100.0:       0.0       25.7        1.5       98.5       72.8      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  :        23:         0          1          1         18         11         19         12:
Old  :        23:         0          1          1         18         11         19         12:
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  :                 47.2       68.2       73.8       91.3       37.1       60.2       53.0       70.9
Old  :                 47.2       68.2       73.8       91.3       37.1       60.2       53.0       70.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
                      GASOIL CRACK SPR SWAP - NEW YORK MERCANTILE EXCHANGE                              Code-86765C
Commitments of Traders with Delta-adjusted Options and Futures Combined, April 8, 2008                   
-------------------------------------------------------------------------------------------------------------------
     :   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  :    12,418:     2,905        450        415      6,611      6,854      9,931      7,719:     2,487      4,699
Old  :    12,418:     2,905        450        415      6,611      6,854      9,931      7,719:     2,487      4,699
Other:         0:         0          0          0          0          0          0          0:         0          0
     :          :                                                                            :
     :          :          Changes in Commitments from: April 1, 2008                        :
     :       793:       223          0        265       -106        303        382        568:       411        225
     :          :                                                                            :
     :          :    Percent of Open Interest Represented by Each Category of Trader         :
All  :     100.0:      23.4        3.6        3.3       53.2       55.2       80.0       62.2:      20.0       37.8
Old  :     100.0:      23.4        3.6        3.3       53.2       55.2       80.0       62.2:      20.0       37.8
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  :        28:         5          1          2         17         16         22         19:
Old  :        28:         5          1          2         17         16         22         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  :                 41.2       27.3       62.4       41.8       34.2       24.9       50.2       34.9
Old  :                 41.2       27.3       62.4       41.8       34.2       24.9       50.2       34.9
Other:                  0.0        0.0        0.0        0.0        0.0        0.0        0.0        0.0
 
 

Updated August 12, 2008