```
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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   181,623                :
: Positions                                                                                                    :
:   88,940   117,357    10,931    25,066    17,068    35,750     1,582    16,736     8,354       485     2,969 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:    1,302    -1,198      -497    -1,556       611    -3,160       156      -143      -182       210       202 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.0      64.6       6.0      13.8       9.4      19.7       0.9       9.2       4.6       0.3       1.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    81                     :
:       42        40         7         8        11         5         5         7         8         .         7 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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    78,327                :
: Positions                                                                                                    :
:   58,593    56,092     4,458     7,009    13,574        21         0       858       229       200       594 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:    1,830       473    -1,102      -262     1,490       -14         0       208      -457        46       156 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.8      71.6       5.7       8.9      17.3       0.0       0.0       1.1       0.3       0.3       0.8 :
:                                                                                                              :
: 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 21, 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   727,161                :
: Positions                                                                                                    :
:  614,220   512,257     6,685   112,707    95,871     3,336         0     2,408     2,477     1,754     2,164 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:     -400    14,464     6,685   -12,217     3,709       -32         0       344    -2,852     1,154     1,221 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     84.5      70.4       0.9      15.5      13.2       0.5       0.0       0.3       0.3       0.2       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       25        24         .         4         5         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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 1,638,097                :
: Positions                                                                                                    :
:1,021,328 1,261,267   232,595    67,981   172,445    96,164         0   102,689     4,076    24,937     8,058 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:    9,377    11,079    12,103    -4,680     9,719   -16,210         0     2,321       392      -737      -392 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.3      77.0      14.2       4.1      10.5       5.9       0.0       6.3       0.2       1.5       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 21, 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   109,182                :
: Positions                                                                                                    :
:   77,758    79,971    10,998     9,631    17,401       701       530     1,103       675         0       545 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:      548     2,188       606      -212        48         0      -154        -2       669      -424      -136 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.2      73.2      10.1       8.8      15.9       0.6       0.5       1.0       0.6       0.0       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    45                     :
:       25        27         5         4         5         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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   657,012                :
: Positions                                                                                                    :
:  501,168   450,264    63,041   121,562    84,875       976         0         0     6,641         0       311 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:  -11,863   -13,733    -1,870         0     1,885         0         0   -15,392         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.3      68.5       9.6      18.5      12.9       0.1       0.0       0.0       1.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    34                     :
:       21        20         .         .         .         .         0         0         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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    75,515                :
: Positions                                                                                                    :
:   40,186    38,545     2,480    24,998     5,304    21,741        20     3,005       285     2,160       223 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:     -444      -884         0       440         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.2      51.0       3.3      33.1       7.0      28.8       0.0       4.0       0.4       2.9       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 21, 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    16,183                :
: Positions                                                                                                    :
:   10,565    10,800     1,197       336     1,585        26       710     1,532         0       344        92 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:       26         2         0         0         0       -24         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.3      66.7       7.4       2.1       9.8       0.2       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 21, 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    13,241                :
: Positions                                                                                                    :
:    5,781     8,251     1,416     1,694     1,332         0     1,374       194     3,748         0         0 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:       82        82         0         0         0         0      -120         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     43.7      62.3      10.7      12.8      10.1       0.0      10.4       1.5      28.3       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 21, 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    29,901                :
: Positions                                                                                                    :
:   21,957    12,140     2,014    10,532     2,164       328     3,600       210     1,048         0        44 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:      -10      -120         0         0         0      -120         0       120         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.4      40.6       6.7      35.2       7.2       1.1      12.0       0.7       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 21, 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     9,952                :
: Positions                                                                                                    :
:    5,433     5,887       535       355     1,134     1,042         0       290         0         0         0 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:       59        -3         0         0         0        60         0       -20         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     54.6      59.2       5.4       3.6      11.4      10.5       0.0       2.9       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 21, 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    12,626                :
: Positions                                                                                                    :
:    8,839     6,476       945     1,499     1,035         0     1,896       400         0       398        16 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:      148        48         0         0         0         0       -80         0         0        60        16 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.0      51.3       7.5      11.9       8.2       0.0      15.0       3.2       0.0       3.2       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       13         9         .         .         .         0         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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 14, 2012                                                                          :
:        0         0         0         0         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 21, 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 14, 2012                                                                          :
:        0         0         0         0         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 21, 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 14, 2012                                                                          :
:        0         0         0         0         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 21, 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 14, 2012                                                                          :
:        0         0         0         0         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 21, 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   134,793                :
: Positions                                                                                                    :
:   72,011   122,432    61,702    11,281     1,080         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:    2,550     2,550         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.4      90.8      45.8       8.4       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 21, 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 5 MEGAWATT HOURS)                :
CFTC Code #064A57                                                    Open Interest is 1,944,846                :
: Positions                                                                                                    :
:1,035,826 1,751,241   890,696   175,281    18,324         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:   46,800    46,800         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.3      90.0      45.8       9.0       0.9       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 21, 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    70,651                :
: Positions                                                                                                    :
:   46,602    44,357     5,806     8,823     5,061     3,720     3,925     7,800     1,275        43       387 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:      210       210         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     66.0      62.8       8.2      12.5       7.2       5.3       5.6      11.0       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 21, 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 1,284,640                :
: Positions                                                                                                    :
:  973,389   500,214    48,347   478,159   140,531    12,888   105,525    23,400    62,760    13,486    23,325 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:    4,080   -19,680         0    23,760         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.8      38.9       3.8      37.2      10.9       1.0       8.2       1.8       4.9       1.0       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 21, 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         0       240       110 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:        0         0         0         0         0         0         0         0      -110      -110       110 :
:                                                                                                              :
: 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       0.0       0.5       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:       15        10         .         .         .         0         .         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of February 21, 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 14, 2012                                                                          :
:        0         0         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 21, 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 14, 2012                                                                          :
:        0         0         0         0         0         0         0         0         0         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 21, 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 14, 2012                                                                          :
:        0         0         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 21, 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   544,933         0   242,221    25,595    23,400         0         0         0    43,643         0 :
:                                                                                                              :
: Changes from:     February 14, 2012                                                                          :
:        0    -1,564         0         0         0         0         0         0         0     1,564         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.3      63.6       0.0      28.3       3.0       2.7       0.0       0.0       0.0       5.1       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 21, 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 14, 2012                                                                          :
:        0         0         0         0         0         0         0         0         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 24, 2012