Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   189,574                :
: Positions                                                                                                    :
:   86,093   127,055    12,915    21,084    18,880    40,416     1,274    16,348     9,644       230     3,769 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:      969      -247     1,234     2,748      -594       109      -301     1,269       363        43      -464 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.4      67.0       6.8      11.1      10.0      21.3       0.7       8.6       5.1       0.1       2.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    78                     :
:       42        38         5        10        10         7         .         7         8         .         7 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    76,962                :
: Positions                                                                                                    :
:   58,793    56,095     4,165     6,547    12,527       110       425       468       155       181       719 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:    1,084     3,117       567    -1,316       420       -34         0        78        80       -79      -157 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.4      72.9       5.4       8.5      16.3       0.1       0.6       0.6       0.2       0.2       0.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    44                     :
:       27        23         .         .         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   726,248                :
: Positions                                                                                                    :
:  606,466   505,234     9,599   119,705    96,729     3,091         0     3,341     6,079       296       943 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:   23,307    15,693     1,235     8,524    -9,175      -635         0      -245       310         0    -1,225 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     83.5      69.6       1.3      16.5      13.3       0.4       0.0       0.5       0.8       0.0       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       25        25         .         4         5         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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 1,667,536                :
: Positions                                                                                                    :
:1,050,394 1,259,983   223,007   112,556   159,501   119,081         0   101,889     2,988    22,955     9,932 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:   46,778    -1,719   -59,235      -360    28,438     1,317    -5,504      -374     2,381    -1,176     1,110 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.0      75.6      13.4       6.7       9.6       7.1       0.0       6.1       0.2       1.4       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    61                     :
:       35        30         6         .         6         7         0         4         .         4         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   117,277                :
: Positions                                                                                                    :
:   81,912    80,174    11,594    13,968    20,670     1,338       815       822       192        79       723 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:   -1,679      -597       601      -305     1,463       308      -159        -1      -266        25        -5 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     69.8      68.4       9.9      11.9      17.6       1.1       0.7       0.7       0.2       0.1       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    49                     :
:       26        27         6         4         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   688,856                :
: Positions                                                                                                    :
:  521,684   447,679    53,891   128,105    95,033       312         0    15,736       311       414     1,889 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:    7,696    -6,744   -14,917      -245     7,230         0         0         0       296        64       -24 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.7      65.0       7.8      18.6      13.8       0.0       0.0       2.3       0.0       0.1       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       19        21         .         .         .         .         0         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    72,371                :
: Positions                                                                                                    :
:   37,262    39,157     2,392    22,966     4,718    23,369        20     1,865       253     2,160       255 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:    1,188    -2,566      -108     1,873      -449    -2,091       -60       293       191         0      -121 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     51.5      54.1       3.3      31.7       6.5      32.3       0.0       2.6       0.3       3.0       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    41                     :
:       23        19         .         6         8         4         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    16,834                :
: Positions                                                                                                    :
:   11,061    11,479     1,312       790     1,505        28       360     1,694         0       328        92 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:      240       140      -160      -120       175       -10        40       -40         0       -10        16 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.7      68.2       7.8       4.7       8.9       0.2       2.1      10.1       0.0       1.9       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    32                     :
:       17        17         .         .         4         .         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    12,875                :
: Positions                                                                                                    :
:    5,499     8,077     1,416     1,594     1,332         0     1,374       194     3,636         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:     -517      -331       -72       -52       -32         0         0       -10       102         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     42.7      62.7      11.0      12.4      10.3       0.0      10.7       1.5      28.2       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 January 31, 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    28,632                :
: Positions                                                                                                    :
:   19,369    12,580     2,368     8,722     2,690       468     2,690       230     1,072         0        44 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:      244       -80         0        92        48      -120         0      -180         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     67.6      43.9       8.3      30.5       9.4       1.6       9.4       0.8       3.7       0.0       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:       18        15         .         4         7         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    10,220                :
: Positions                                                                                                    :
:    4,653     6,562     1,282     1,148       186     2,382         0       380         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:      129         9       200         0         0      -320         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.5      64.2      12.5      11.2       1.8      23.3       0.0       3.7       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       14        15         .         .         .         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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 OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                   :
CFTC Code #06465O                                                    Open Interest is    14,821                :
: Positions                                                                                                    :
:    8,343     5,699       288     3,752     1,094         0     3,044       120     3,540         0        38 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        .         .         .         .         .         .         .         .         .         .         . :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     56.3      38.5       1.9      25.3       7.4       0.0      20.5       0.8      23.9       0.0       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       13        12         .         .         .         0         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    12,742                :
: Positions                                                                                                    :
:    9,014     6,528       876     1,602     1,104         0     1,770       400         0       466        16 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:     -164       220        60      -180       180         0         0         0         0       -60         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     70.7      51.2       6.9      12.6       8.7       0.0      13.9       3.1       0.0       3.7       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       13         9         .         .         .         0         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    70,379                :
: Positions                                                                                                    :
:   64,936    59,035     2,728     8,629     2,715         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:       20         0         0        20         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     92.3      83.9       3.9      12.3       3.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       15        12         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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 1,097,933                :
: Positions                                                                                                    :
:1,003,101   903,148    42,168   142,121    52,664         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.4      82.3       3.8      12.9       4.8       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       14        13         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    34,740                :
: Positions                                                                                                    :
:   24,655    20,252    10,085    14,488         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.0      58.3      29.0      41.7       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       12        10         .         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   634,065                :
: Positions                                                                                                    :
:  450,240   369,665   183,825   264,400         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.0      58.3      29.0      41.7       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       11         8         .         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   133,348                :
: Positions                                                                                                    :
:   72,332   118,677    59,873    13,528     1,143         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:    5,515    15,715    10,200         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     54.2      89.0      44.9      10.1       0.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       12        24         5         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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 1,976,783                :
: Positions                                                                                                    :
:1,094,203 1,737,074   859,360   216,489    23,220         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:  101,475   101,475         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     55.4      87.9      43.5      11.0       1.2       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       11        22         4         4         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    73,381                :
: Positions                                                                                                    :
:   48,975    43,592     5,743     9,138     5,376     1,275     4,135    10,350     1,275       148       387 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:   10,200         0    -4,587     5,613      -768         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     66.7      59.4       7.8      12.5       7.3       1.7       5.6      14.1       1.7       0.2       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       19        14         4         .         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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 1,219,024                :
: Positions                                                                                                    :
:  962,469   551,430    47,531   419,647   148,187    14,112    60,765         0    23,400    15,670    23,325 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:   32,013    50,733       720   -18,000     2,880         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     79.0      45.2       3.9      34.4      12.2       1.2       5.0       0.0       1.9       1.3       1.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       22        16         .         5         6         .         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    50,514                :
: Positions                                                                                                    :
:   46,564    36,226     1,785    11,350     1,910         0       381         0         0       392         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     92.2      71.7       3.5      22.5       3.8       0.0       0.8       0.0       0.0       0.8       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       14        10         .         .         .         0         .         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    54,508                :
: Positions                                                                                                    :
:   32,070    43,588    19,168     7,650       126     2,550     2,550         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     58.8      80.0      35.2      14.0       0.2       4.7       4.7       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       11        12         .         .         .         .         .         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    47,027                :
: Positions                                                                                                    :
:   11,477    25,410    14,073    17,595       192     1,265         0     2,560    16,190         0     1,270 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     24.4      54.0      29.9      37.4       0.4       2.7       0.0       5.4      34.4       0.0       2.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       10        10         .         .         .         .         0         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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    16,314                :
: Positions                                                                                                    :
:   10,008    11,182     2,989     3,284     1,530         0         0         0       765        63         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     61.3      68.5      18.3      20.1       9.4       0.0       0.0       0.0       4.7       0.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       10        11         .         .         .         0         0         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   886,986                :
: Positions                                                                                                    :
:  837,991   554,243         0   260,989    25,595    23,400         0         0         0    46,159         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.5      62.5       0.0      29.4       2.9       2.6       0.0       0.0       0.0       5.2       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       16        12         0         4         .         .         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 31, 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   963,303                :
: Positions                                                                                                    :
:  441,077   756,231   380,496   164,952    42,120    99,610         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 24, 2012                                                                           :
:    4,680         0         0     4,680    -4,680         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.8      78.5      39.5      17.1       4.4      10.3       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       10        12         .         .         .         .         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated February 3, 2012