Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WH REAL TIME PEAK OTC - ICE OTC   (Contracts of 800 MWh)                                                   :
CFTC Code #064363                                                    Open Interest is   183,531                :
: Positions                                                                                                    :
:   87,638   118,555    11,428    26,622    16,457    38,910     1,426    16,879     8,536       275     2,767 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:    1,338    -1,127      -244     1,695      -562      -610       213       221       -77        66        22 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     47.8      64.6       6.2      14.5       9.0      21.2       0.8       9.2       4.7       0.1       1.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    75                     :
:       40        38         6         8        10         5         .         6         8         .         7 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MID-C FINANCIAL PEAK OTC - ICE OTC   (Contracts of 400 MWh)                                                    :
CFTC Code #064391                                                    Open Interest is    76,216                :
: Positions                                                                                                    :
:   56,763    55,619     5,560     7,271    12,084        35         0       650       686       154       438 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      859     1,878     1,029       338        62       -76         0        78       352       -52        29 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.5      73.0       7.3       9.5      15.9       0.0       0.0       0.9       0.9       0.2       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    42                     :
:       25        24         .         .         5         .         0         .         .         .         4 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MID-C FINANCIAL OFF-PEAK OTC - ICE OTC   (Contracts of 25 MWh)                                                 :
CFTC Code #064392                                                    Open Interest is   718,486                :
: Positions                                                                                                    :
:  614,620   497,793         0   124,924    92,162     3,368         0     2,064     5,329       600       943 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:   29,811    25,498      -307     3,388     1,917         0         0         0      -314       304      -311 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     85.5      69.3       0.0      17.4      12.8       0.5       0.0       0.3       0.7       0.1       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       25        24         0         5         5         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WH OFF PEAK REAL TIME OTC - ICE OTC   (Contracts of 50 Megawatt Hours)                                     :
CFTC Code #064394                                                    Open Interest is 1,623,668                :
: Positions                                                                                                    :
:1,011,951 1,250,188   220,492    72,661   162,726   112,374         0   100,368     3,684    25,674     8,450 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:    9,543    24,929    -2,742    -8,578     1,464    11,941         0    -8,856    -1,600       791      -352 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.3      77.0      13.6       4.5      10.0       6.9       0.0       6.2       0.2       1.6       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    61                     :
:       35        29         6         .         6         6         0         4         .         4         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SP15 FIN DAYAHEAD LPM PEAK OTC - ICE OTC   (Contracts of 400 Megawatt Hours)                                   :
CFTC Code #064395                                                    Open Interest is   108,146                :
: Positions                                                                                                    :
:   77,210    77,783    10,392     9,843    17,353       701       684     1,105         6       424       681 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:   -8,852    -5,873       545    -3,182    -3,439      -635       -43       129      -157       424       -75 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.4      71.9       9.6       9.1      16.0       0.6       0.6       1.0       0.0       0.4       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    45                     :
:       24        27         5         4         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SP15 FIN DA LPM OFF PEAK OTC - ICE OTC   (Contracts of 25 Megawatt Hours)                                      :
CFTC Code #064396                                                    Open Interest is   685,228                :
: Positions                                                                                                    :
:  513,031   463,997    64,911   121,562    82,990       976         0    15,392     6,641         0       311 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:  -19,262     1,590     9,724    -6,576    -6,939       664         0      -344     3,544      -344      -688 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.9      67.7       9.5      17.7      12.1       0.1       0.0       2.2       1.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:       21        20         .         .         .         .         0         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    75,959                :
: Positions                                                                                                    :
:   40,630    39,429     2,480    24,558     5,304    21,741        20     3,005       285     2,160       223 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      366       280        96       354       182       164         0         0        32         0       -32 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.5      51.9       3.3      32.3       7.0      28.6       0.0       4.0       0.4       2.8       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       23        19         .         6         8         4         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    16,181                :
: Positions                                                                                                    :
:   10,539    10,798     1,197       336     1,585        50       710     1,532         0       344        92 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:       -4      -204         0      -190       190        10       380      -130         0        20         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.1      66.7       7.4       2.1       9.8       0.3       4.4       9.5       0.0       2.1       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:       16        16         .         .         4         .         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
AEP DAYTON CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                :
CFTC Code #06465K                                                    Open Interest is    13,187                :
: Positions                                                                                                    :
:    5,699     8,169     1,416     1,694     1,332         0     1,494       194     3,748         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      200        82         0       100         0         0       120         0       102         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     43.2      61.9      10.7      12.8      10.1       0.0      11.3       1.5      28.4       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       11        13         .         .         .         0         .         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    29,903                :
: Positions                                                                                                    :
:   21,967    12,260     2,014    10,532     2,164       448     3,600        90     1,048         0        44 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      -66        -4         0       -14         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.5      41.0       6.7      35.2       7.2       1.5      12.0       0.3       3.5       0.0       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:       19        16         .         4         4         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                    :
CFTC Code #06465N                                                    Open Interest is     9,855                :
: Positions                                                                                                    :
:    5,374     5,890       535       355     1,134       982         0       310         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      524       -90      -600      -120       708      -376         0       -10         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     54.5      59.8       5.4       3.6      11.5      10.0       0.0       3.1       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       15        14         .         .         .         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    12,462                :
: Positions                                                                                                    :
:    8,691     6,428       945     1,499     1,035         0     1,976       400         0       338         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0         0         0         0         0         0       -20         0         0        20       -16 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     69.7      51.6       7.6      12.0       8.3       0.0      15.9       3.2       0.0       2.7       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       12         9         .         .         .         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    69,565                :
: Positions                                                                                                    :
:   64,034    58,490     2,837     8,381     2,694         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      256       256       256       256         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     92.0      84.1       4.1      12.0       3.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       16        12         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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 1,078,302                :
: Positions                                                                                                    :
:  979,622   886,361    46,016   139,277    52,664         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:    5,840     5,840     4,664     4,664         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     90.8      82.2       4.3      12.9       4.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       15        13         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    38,806                :
: Positions                                                                                                    :
:   30,506    17,900     8,300    20,906         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      132         0         0     2,672         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     78.6      46.1      21.4      53.9       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       13        10         .         4         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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   701,249                :
: Positions                                                                                                    :
:  556,184   319,889   145,065   381,360         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:    2,352         0         0     2,352         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     79.3      45.6      20.7      54.4       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       12         8         .         4         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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   132,243                :
: Positions                                                                                                    :
:   69,461   119,882    61,702    11,281     1,080         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0       562       562         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.5      90.7      46.7       8.5       0.8       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       12        23         4         4         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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 1,898,046                :
: Positions                                                                                                    :
:  989,026 1,704,441   890,696   175,281    18,324         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0     6,272     6,272         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.1      89.8      46.9       9.2       1.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       10        22         4         4         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    70,441                :
: Positions                                                                                                    :
:   46,392    44,147     5,806     8,823     5,061     3,720     3,925     7,800     1,275        43       387 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0     2,550         0         0         0     2,550         0    -2,550         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.9      62.7       8.2      12.5       7.2       5.3       5.6      11.1       1.8       0.1       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       19        14         5         .         4         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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 1,280,560                :
: Positions                                                                                                    :
:  969,309   519,894    48,347   454,399   140,531    12,888   105,525    23,400    62,760    13,486    23,325 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0         0         0    23,400         0         0   -23,400    23,400         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.7      40.6       3.8      35.5      11.0       1.0       8.2       1.8       4.9       1.1       1.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    40                     :
:       22        16         .         5         6         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    48,762                :
: Positions                                                                                                    :
:   44,723    35,314     1,869    10,657     1,826         0       360         0       110       350         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      762       762         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.7      72.4       3.8      21.9       3.7       0.0       0.7       0.0       0.2       0.7       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       15        10         .         .         .         0         .         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    53,182                :
: Positions                                                                                                    :
:   31,710    42,955    18,475     7,020        63     2,340     2,550         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:       66        66         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.6      80.8      34.7      13.2       0.1       4.4       4.8       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       11        13         .         .         .         .         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM AEP DAY HUB 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)               :
CFTC Code #064A64                                                    Open Interest is    42,848                :
: Positions                                                                                                    :
:   10,542    22,953    13,275    16,293       192     1,370         0     2,140    14,059         0     1,270 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:      220         0         0         0         0         0         0         0      -220         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     24.6      53.6      31.0      38.0       0.4       3.2       0.0       5.0      32.8       0.0       3.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       10         9         .         .         .         .         0         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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    15,432                :
: Positions                                                                                                    :
:    9,294    10,360     2,905     3,032     1,509         0         0         0       702        63         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:        0      -234         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     60.2      67.1      18.8      19.6       9.8       0.0       0.0       0.0       4.5       0.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       10        10         .         .         .         0         0         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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   856,392                :
: Positions                                                                                                    :
:  807,397   546,497         0   242,221    25,595    23,400         0         0         0    42,079         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:   14,310    14,310         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.3      63.8       0.0      28.3       3.0       2.7       0.0       0.0       0.0       4.9       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       17        12         0         4         .         .         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 14, 2012          
:                                             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   933,450                :
: Positions                                                                                                    :
:  425,811   712,813   363,384   144,432    58,560    68,050         0    17,645         0         0         0 :
:                                                                                                              :
: Changes from:     February 7, 2012                                                                           :
:    3,910     3,910     6,960   -16,440    16,440   -23,400         0    17,645         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.6      76.4      38.9      15.5       6.3       7.3       0.0       1.9       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       10        13         .         .         .         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated February 17, 2012