Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   162,815                :
: Positions                                                                                                    :
:   85,349   108,015    11,932    18,611    15,639    18,335     1,424    15,821    11,156        19     3,198 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:    1,409     1,799    -1,148       227       963      -173       165      -737     1,491       -67      -356 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     52.4      66.3       7.3      11.4       9.6      11.3       0.9       9.7       6.9       0.0       2.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    77                     :
:       42        39         6         9        10         6         .         5         7         .         7 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    66,325                :
: Positions                                                                                                    :
:   55,693    40,743     2,758    16,710     5,491       200     1,172     1,286       133       159       432 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -961    -3,386      -864       875      -365      -401        71        -2       -55       154      -102 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     84.0      61.4       4.2      25.2       8.3       0.3       1.8       1.9       0.2       0.2       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    40                     :
:       24        22         .         .         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   588,652                :
: Positions                                                                                                    :
:  476,079   369,244     8,616   122,648    92,021         0       652     1,576     8,153       304       631 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -27,225   -13,960       984   -12,152     5,608         0    -2,609       296    -2,472         8        -8 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     80.9      62.7       1.5      20.8      15.6       0.0       0.1       0.3       1.4       0.1       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       23        23         .         4         4         0         .         .         4         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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 1,633,037                :
: Positions                                                                                                    :
:1,015,645 1,254,453   254,204    97,540   166,039   100,333         0    79,613     2,852    21,065    13,844 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   42,096    19,043   -22,560         0     6,992       634         0      -391         0        -1         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.2      76.8      15.6       6.0      10.2       6.1       0.0       4.9       0.2       1.3       0.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    61                     :
:       36        31         6         .         9         6         0         5         .         4         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   121,000                :
: Positions                                                                                                    :
:   83,139    81,029     8,521    11,295    24,504     1,231       355     2,812        29       238       613 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:      946     1,066       588       604      -922       -85        76       154       -40       238       -11 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     68.7      67.0       7.0       9.3      20.3       1.0       0.3       2.3       0.0       0.2       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    47                     :
:       25        28         5         4         7         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   588,156                :
: Positions                                                                                                    :
:  433,736   391,953    94,037   130,558    58,135         0     3,984     1,280         0     1,278       968 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:    7,357     5,781    -2,856         0     7,691         0    -1,280     1,280         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     73.7      66.6      16.0      22.2       9.9       0.0       0.7       0.2       0.0       0.2       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    32                     :
:       20        18         .         .         4         0         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    72,738                :
: Positions                                                                                                    :
:   36,126    41,205     2,346    22,157     4,387    25,980        80     1,424       250     2,160       210 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -153    -1,107        24      -174    -1,337      -910       -80      -500      -430         0       148 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.7      56.6       3.2      30.5       6.0      35.7       0.1       2.0       0.3       3.0       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    39                     :
:       21        16         .         6         7         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    16,225                :
: Positions                                                                                                    :
:   10,215    11,183     1,568       808     1,240       340       272     1,602         0       468        44 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -598      -389       -11      -440       132         0       -22       -10         0      -108        -6 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     63.0      68.9       9.7       5.0       7.6       2.1       1.7       9.9       0.0       2.9       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       14        16         .         .         4         .         .         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    12,980                :
: Positions                                                                                                    :
:    5,840     8,210     1,464     1,612     1,364         0     1,374       204     3,234         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -614      -302       450         9       -89         0       -56        40      -120         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.0      63.3      11.3      12.4      10.5       0.0      10.6       1.6      24.9       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       10        13         .         .         .         0         .         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    27,739                :
: Positions                                                                                                    :
:   18,189    12,164     2,344     8,188     2,886       548     2,450       260     1,202         0        30 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -433    -1,040      -542       139        38       -20       -10         0       116         0      -112 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     65.6      43.9       8.5      29.5      10.4       2.0       8.8       0.9       4.3       0.0       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       17        15         .         4         7         .         .         .         .         0         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    11,325                :
: Positions                                                                                                    :
:    3,702     7,421       708     1,606       156     4,890         0       550         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -385       540       492      -194      -178        20         0       -20         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     32.7      65.5       6.3      14.2       1.4      43.2       0.0       4.9       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       13        14         .         .         .         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    12,196                :
: Positions                                                                                                    :
:    8,894     5,990       816     1,882       876         0     1,746       400         0       606         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:     -696      -672       -12       191       -18         0       150      -150         0        24       -24 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     72.9      49.1       6.7      15.4       7.2       0.0      14.3       3.3       0.0       5.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       15        11         .         4         .         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    67,015                :
: Positions                                                                                                    :
:   61,552    55,817     2,830     8,565     2,633         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -1,931    -1,573       -62      -441         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.8      83.3       4.2      12.8       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 3, 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 1,048,143                :
: Positions                                                                                                    :
:  953,311   856,124    42,168   139,355    52,664         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -35,641   -24,545      -816   -11,912         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.0      81.7       4.0      13.3       5.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       14        12         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    32,190                :
: Positions                                                                                                    :
:   22,105    20,252     8,560    10,413     1,525         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -1,638    -2,373    -1,680      -945      -399         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     68.7      62.9      26.6      32.3       4.7       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       11        10         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   587,265                :
: Positions                                                                                                    :
:  403,440   369,665   154,800   188,575    29,025         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -35,496   -46,104   -32,640   -22,032    -4,080         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     68.7      62.9      26.4      32.1       4.9       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       10         8         .         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   114,957                :
: Positions                                                                                                    :
:   66,691   100,286    46,868    13,528     1,143         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -5,082    -6,027    -3,003    -2,163      -315         0         0         0      -105         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     58.0      87.2      40.8      11.8       1.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       12        22         4         .         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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 1,827,134                :
: Positions                                                                                                    :
:  979,504 1,587,425   824,410   216,489    23,220         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -99,144  -119,424   -57,408   -41,208    -4,896         0         0         0    -4,080         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.6      86.9      45.1      11.8       1.3       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       10        20         4         4         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    60,118                :
: Positions                                                                                                    :
:   37,773    38,492     5,977     5,820     3,081     3,825     4,135     7,800     1,275       148       387 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -1,806    -1,704      -777      -567         0       336      -210      -336         0       -21         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     62.8      64.0       9.9       9.7       5.1       6.4       6.9      13.0       2.1       0.2       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    35                     :
:       17        13         4         .         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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 1,158,190                :
: Positions                                                                                                    :
:  889,531   475,892    39,531   437,647   144,891    14,112    37,365    23,400    23,400    15,670    23,325 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -44,064   -49,368    -4,896     6,528   -15,504         0         0         0         0    -6,120         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     76.8      41.1       3.4      37.8      12.5       1.2       3.2       2.0       2.0       1.4       2.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    37                     :
:       22        14         .         5         5         .         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    49,176                :
: Positions                                                                                                    :
:   45,353    34,976     1,785    11,350     1,910         0       381         0         0       304         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -2,228    -2,058      -105       -63      -252         0         0         0         0      -105         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     92.2      71.1       3.6      23.1       3.9       0.0       0.8       0.0       0.0       0.6       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       13         9         .         .         .         0         .         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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:     December 27, 2011                                                                          :
:   -1,875    -4,656        84     2,550       -84         0       210      -210         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 3, 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    40,885                :
: Positions                                                                                                    :
:    9,655    20,730     9,690    17,595         0     1,265         0     2,560    17,460         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -1,281      -672       399         0      -441         0         0         0       210         0      -210 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     23.6      50.7      23.7      43.0       0.0       3.1       0.0       6.3      42.7       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:        7        10         .         .         0         .         0         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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    15,739                :
: Positions                                                                                                    :
:    9,433    10,582     3,245     3,284     1,530         0         0         0       765        88         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:   -1,533      -186      -399      -588         0         0    -1,179       -21         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.9      67.2      20.6      20.9       9.7       0.0       0.0       0.0       4.9       0.6       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:        9        10         .         .         .         0         0         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of January 3, 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   862,506                :
: Positions                                                                                                    :
:  813,511   534,887         0   260,989    25,595    23,400         0         0         0    41,035         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -44,064   -50,184         0     6,936   -13,464         0    -2,040         0         0     1,224    -1,224 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     94.3      62.0       0.0      30.3       3.0       2.7       0.0       0.0       0.0       4.8       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 3, 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   947,668                :
: Positions                                                                                                    :
:  424,637   752,356   380,496   148,512    46,800    95,735         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     December 27, 2011                                                                          :
:  -24,888   -24,888    -2,856    -2,856    -2,040         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     44.8      79.4      40.2      15.7       4.9      10.1       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:        9        12         .         .         .         .         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated January 3, 2012