Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CENTRAL APPALACHIAN COAL - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 1,550 TONS)                            :
CFTC Code #024651                                                    Open Interest is     8,104                :
: Positions                                                                                                    :
:    7,190     5,717         0     1,509       175         0       135        90       390         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:     -145       -78         0       -75       -21         0       -30       -30         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     88.7      70.5       0.0      18.6       2.2       0.0       1.7       1.1       4.8       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       16        13         0         .         .         0         .         .         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                      :
CFTC Code #064657                                                    Open Interest is   175,916                :
: Positions                                                                                                    :
:   89,161    88,172     2,688     7,485    62,981     4,384     2,068    12,507         0       220       323 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:      226       704     1,268     1,044    -1,334       332      -249       921       -26       -27       -64 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     50.7      50.1       1.5       4.3      35.8       2.5       1.2       7.1       0.0       0.1       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    43                     :
:       26        24         4         4         8         .         .         4         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                     :
CFTC Code #06465H                                                    Open Interest is    16,881                :
: Positions                                                                                                    :
:   11,626    12,326     3,107     2,020       482         0       578         0         0       254        20 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:      -74       207        18       -27       -26         0       -29         0         0        10       -10 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     68.9      73.0      18.4      12.0       2.9       0.0       3.4       0.0       0.0       1.5       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       17        12         .         .         .         0         .         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                :
CFTC Code #06465M                                                    Open Interest is    31,227                :
: Positions                                                                                                    :
:   20,698    12,559     1,620    10,002     4,586         0     1,520        70       150       802       280 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:     -148      -516         0         0         0         0         0         0         0        18         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     66.3      40.2       5.2      32.0      14.7       0.0       4.9       0.2       0.5       2.6       0.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       14        12         .         5         7         0         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (2.5 MEGAWATTS PER OFF PEAK HRS)                  :
CFTC Code #06465S                                                    Open Interest is    11,544                :
: Positions                                                                                                    :
:    8,300     7,812       742     1,954       552       130         0        40         0       362         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:      -26       290         0         0         0         0         0         0         0        36         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     71.9      67.7       6.4      16.9       4.8       1.1       0.0       0.3       0.0       3.1       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       11         8         .         .         4         .         0         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CINERGY CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE   (40 MEGAWATT HOURS PER PEAK DAY)                   :
CFTC Code #064A01                                                    Open Interest is    37,415                :
: Positions                                                                                                    :
:   25,192    24,089     2,464     2,453     8,122         0     1,376       374         0         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:      341       -12       -14       306        59         0        32         7         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     67.3      64.4       6.6       6.6      21.7       0.0       3.7       1.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       20        16         4         .         4         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                     :
CFTC Code #064A34                                                    Open Interest is    47,015                :
: Positions                                                                                                    :
:   45,403    33,227     1,102    12,958         0         0         0         0         0       510         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:    1,170     1,170         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     96.6      70.7       2.3      27.6       0.0       0.0       0.0       0.0       0.0       1.1       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       11         9         .         .         0         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM N ILL OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                  :
CFTC Code #064A35                                                    Open Interest is   660,046                :
: Positions                                                                                                    :
:  641,278   407,169    18,768   243,517         0         0         0         0         0     9,360         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:   21,360    21,360         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     97.2      61.7       2.8      36.9       0.0       0.0       0.0       0.0       0.0       1.4       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       13         8         .         .         0         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PEPCO PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                     :
CFTC Code #064A50                                                    Open Interest is    30,657                :
: Positions                                                                                                    :
:   26,440    25,413     3,855     5,244         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     86.2      82.9      12.6      17.1       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       10         6         .         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                      :
CFTC Code #064A54                                                    Open Interest is    58,396                :
: Positions                                                                                                    :
:   28,164    43,317    30,232    15,079         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     48.2      74.2      51.8      25.8       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       10        12         4         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM PSEG OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                   :
CFTC Code #064A55                                                    Open Interest is 1,007,527                :
: Positions                                                                                                    :
:  455,203   771,357   552,324   236,170         0         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     45.2      76.6      54.8      23.4       0.0       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:       11        11         4         .         0         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A56                                                    Open Interest is   203,103                :
: Positions                                                                                                    :
:  115,767   157,808    86,134    44,333       855         0         0         0       347         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:     -238      -238         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     57.0      77.7      42.4      21.8       0.4       0.0       0.0       0.0       0.2       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       16        19         4         4         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK DAY AHEAD - NEW YORK MERCANTILE EXCHANGE   (Contracts of 50 MEGAWATT HOURS)               :
CFTC Code #064A57                                                    Open Interest is 3,576,946                :
: Positions                                                                                                    :
:2,090,109 2,801,667 1,473,224   761,258    13,613         0         0         0         0       408         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:   -7,095    -7,095         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     58.4      78.3      41.2      21.3       0.4       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    38                     :
:       15        19         4         4         .         0         0         0         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                   :
CFTC Code #064A58                                                    Open Interest is    60,660                :
: Positions                                                                                                    :
:   40,467    52,903    10,568     1,230     4,285     1,275       190         0     3,933     1,410       132 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     66.7      87.2      17.4       2.0       7.1       2.1       0.3       0.0       6.5       2.3       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    36                     :
:       18        16         5         .         4         .         .         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PJM WESTERN OFF PEAK REAL TIME - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                :
CFTC Code #064A59                                                    Open Interest is 1,120,566                :
: Positions                                                                                                    :
:  893,100   956,698   144,384    41,131    53,677         0     3,800         0    29,405    65,260         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:  -13,845   -13,845         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     79.7      85.4      12.9       3.7       4.8       0.0       0.3       0.0       2.6       5.8       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    40                     :
:       15        21         4         .         .         0         .         0         .         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG INT HUB PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                :
CFTC Code #064A60                                                    Open Interest is    51,354                :
: Positions                                                                                                    :
:   37,987    33,197     3,570     9,180     8,415     1,020         0       255         0       264         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:     -470      -470         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.0      64.6       7.0      17.9      16.4       2.0       0.0       0.5       0.0       0.5       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       18        14         .         .         .         .         0         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NYISO ZONE G 5 MW PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 80 Megawatt Hours)                  :
CFTC Code #064A68                                                    Open Interest is    34,554                :
: Positions                                                                                                    :
:   26,237    25,952     4,158     5,143     3,139         0         0         0       510         0         0 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        .         .         .         .         .         .         .         .         .         .         . :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     75.9      75.1      12.0      14.9       9.1       0.0       0.0       0.0       1.5       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:       13         9         4         .         .         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of January 11, 2011           
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
ISO NEW ENG HUB OFF PEAK SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 5 Megawatt Hours)                 :
CFTC Code #064A78                                                    Open Interest is   972,953                :
: Positions                                                                                                    :
:  783,548   564,036    13,344   190,221   171,291         0    23,400         0         0    19,235     4,770 :
:                                                                                                              :
: Changes from:     January 4, 2011                                                                            :
:        0     4,770         0         0         0         0         0         0         0    -4,770     4,770 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     80.5      58.0       1.4      19.6      17.6       0.0       2.4       0.0       0.0       2.0       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:       17        14         .         4         .         0         .         0         0         .         . :
----------------------------------------------------------------------------------------------------------------
 

Updated January 14, 2011