Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                      :
CFTC Code #064657                                                    Open Interest is    46,985                :
: Positions                                                                                                    :
:   22,490    30,691     4,488     5,444     8,004     9,222     1,280       466        82        52       122 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:      161       214      -768      -104        12       776         0         0         0        48         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     47.9      65.3       9.6      11.6      17.0      19.6       2.7       1.0       0.2       0.1       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       24        20         4         4         8         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                     :
CFTC Code #06465H                                                    Open Interest is    15,268                :
: Positions                                                                                                    :
:   10,827    11,516     2,574     1,712       364       102       300        48         0       282        38 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:       50         2        10         0         0         0         0         0         0        52        -6 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.9      75.4      16.9      11.2       2.4       0.7       2.0       0.3       0.0       1.8       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       17        12         .         .         .         .         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                :
CFTC Code #06465M                                                    Open Interest is    31,635                :
: Positions                                                                                                    :
:   21,967    13,087     1,638     9,460     4,484         0     2,240         0       148     1,070       220 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:       20        20        56        48       168         0         0         0         0       -32         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     69.4      41.4       5.2      29.9      14.2       0.0       7.1       0.0       0.5       3.4       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       16        12         .         5         6         0         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                  :
CFTC Code #06465S                                                    Open Interest is    11,365                :
: Positions                                                                                                    :
:    8,283     7,636       972     1,881       510       100         0        40         0       464         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:       18         0         0         0         0         0         0         0         0        18         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     72.9      67.2       8.6      16.6       4.5       0.9       0.0       0.4       0.0       4.1       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       12         7         .         .         4         .         0         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                   :
CFTC Code #064A01                                                    Open Interest is    13,039                :
: Positions                                                                                                    :
:    8,599     7,399     1,890     2,934     1,046        36       800        76         0         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:       14       220         0       -68        14         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.9      56.7      14.5      22.5       8.0       0.3       6.1       0.6       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       18        14         .         .         4         .         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                     :
CFTC Code #064A34                                                    Open Interest is    50,800                :
: Positions                                                                                                    :
:   48,018    38,024     2,293    12,160         0         0         0         0         0       468         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:       21        21         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.5      74.9       4.5      23.9       0.0       0.0       0.0       0.0       0.0       0.9       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       11        10         .         .         0         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                  :
CFTC Code #064A35                                                    Open Interest is   728,597                :
: Positions                                                                                                    :
:  679,405   488,800    43,768   220,549     5,424         0         0         0         0    13,824         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     93.2      67.1       6.0      30.3       0.7       0.0       0.0       0.0       0.0       1.9       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       13         9         .         .         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PEPCO PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                     :
CFTC Code #064A50                                                    Open Interest is    28,631                :
: Positions                                                                                                    :
:   25,023    23,817     3,267     4,814         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     87.4      83.2      11.4      16.8       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       10         6         .         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                      :
CFTC Code #064A54                                                    Open Interest is    62,545                :
: Positions                                                                                                    :
:   30,869    50,259    28,730     9,340     2,946         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:   -1,165     1,280         0    -2,445     2,411         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.4      80.4      45.9      14.9       4.7       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       11        11         4         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                   :
CFTC Code #064A55                                                    Open Interest is 1,091,020                :
: Positions                                                                                                    :
:  519,677   902,479   515,270   132,468    56,073         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0    46,880       482   -46,398    46,398         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     47.6      82.7      47.2      12.1       5.1       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       12        10         5         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A56                                                    Open Interest is   196,204                :
: Positions                                                                                                    :
:  116,483   151,393    76,826    41,906     2,695         0         0         0         0        10       200 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:      460    -2,000    -2,250         0     1,924         0         0         0      -200        10       200 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.4      77.2      39.2      21.4       1.4       0.0       0.0       0.0       0.0       0.0       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       17        21         .         5         .         0         0         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 50 MEGAWATT HOURS)               :
CFTC Code #064A57                                                    Open Interest is 3,436,947                :
: Positions                                                                                                    :
:2,091,884 2,684,442 1,295,281   703,779    48,726         0         0         0     1,056         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0   -46,880   -46,880         0    35,162         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     60.9      78.1      37.7      20.5       1.4       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       15        21         .         5         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A58                                                    Open Interest is    61,163                :
: Positions                                                                                                    :
:   38,559    54,486    13,132     1,125     3,310     2,475       190         0     3,555     1,410       132 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:      765         0      -765         0       510         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.0      89.1      21.5       1.8       5.4       4.0       0.3       0.0       5.8       2.3       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:       18        16         5         .         4         .         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                :
CFTC Code #064A59                                                    Open Interest is 1,179,976                :
: Positions                                                                                                    :
:  944,044   965,554   118,485    35,048    88,042         0     1,760         0    24,125    84,292     5,280 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     80.0      81.8      10.0       3.0       7.5       0.0       0.1       0.0       2.0       7.1       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    40                     :
:       19        20         5         .         4         0         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                :
CFTC Code #064A60                                                    Open Interest is    50,762                :
: Positions                                                                                                    :
:   37,972    31,866     2,955     9,881     8,474     1,020         0       255         0       243         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:    1,275         0         0     1,275         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.8      62.8       5.8      19.5      16.7       2.0       0.0       0.5       0.0       0.5       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       17        13         .         4         4         .         0         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                 :
CFTC Code #064A63                                                    Open Interest is    28,984                :
: Positions                                                                                                    :
:   20,001    22,438     7,539     2,650       936         0         0         0         0     2,536       190 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     69.0      77.4      26.0       9.1       3.2       0.0       0.0       0.0       0.0       8.7       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       12         8         .         .         .         0         0         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                  :
CFTC Code #064A68                                                    Open Interest is    17,659                :
: Positions                                                                                                    :
:   10,794    10,137     3,821     5,286     1,831         0        86         0       510         0         0 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:     -469     1,020       185    -1,090       879         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     61.1      57.4      21.6      29.9      10.4       0.0       0.5       0.0       2.9       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       14        11         .         .         .         0         .         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                 :
CFTC Code #064A78                                                    Open Interest is   974,536                :
: Positions                                                                                                    :
:  802,221   577,517     1,104   190,221   167,211         0    21,360         0         0    14,227     4,000 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     82.3      59.3       0.1      19.5      17.2       0.0       2.2       0.0       0.0       1.5       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:       17        15         .         4         .         0         .         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 15, 2011          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL HUB 5 OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                 :
CFTC Code #064A79                                                    Open Interest is   576,368                :
: Positions                                                                                                    :
:  298,768   523,211   218,064    39,312         0         0         0         0    45,691         0    13,845 :
:                                                                                                              :
: Changes from:     February 8, 2011                                                                           :
:        0    94,080    94,080         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     51.8      90.8      37.8       6.8       0.0       0.0       0.0       0.0       7.9       0.0       2.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       11         7         .         .         0         0         0         0         .         0         . :
----------------------------------------------------------------------------------------------------------------
 

Updated February 18, 2011