Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NATURAL GAS ICE HENRY HUB - ICE OTC   (Contracts of 2,500  MMBTU'S)                                            :
CFTC Code #023391                                                    Open Interest is 3,994,477                :
: Positions                                                                                                    :
:1,491,358 1,051,769    51,032   963,137   687,241   559,781    50,438   858,543    12,024    60,945   305,712 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:   63,164    43,707     1,989   -11,465     2,460   -47,541     5,695    30,932     8,539    -8,686    11,322 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     37.3      26.3       1.3      24.1      17.2      14.0       1.3      21.5       0.3       1.5       7.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   211                     :
:       94        86        12        23        32        20        18        35        18        21        37 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NATURAL GAS - NEW YORK MERCANTILE EXCHANGE   (Contracts of 10,000 MMBTU'S)                                     :
CFTC Code #023651                                                    Open Interest is   831,206                :
: Positions                                                                                                    :
:   88,612   105,383   178,270     7,486    75,623    78,575   242,444   222,339    30,253    52,357    80,996 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    2,768       355    -2,643       356    -2,871     4,025     2,467   -34,235     6,198     6,746     3,899 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     10.7      12.7      21.4       0.9       9.1       9.5      29.2      26.7       3.6       6.3       9.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   285                     :
:       49        42        22        11        28        51        65        66        34        31        55 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                              :
CFTC Code #02365A                                                    Open Interest is    66,707                :
: Positions                                                                                                    :
:   39,484    29,216     3,654    19,350     7,248     2,515         0     1,908         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -125        31         0        12         0       108         0      -329         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     59.2      43.8       5.5      29.0      10.9       3.8       0.0       2.9       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       16        16         .         4         5         .         0         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                                  :
CFTC Code #02365C                                                    Open Interest is    69,640                :
: Positions                                                                                                    :
:   37,181    39,364    13,162    11,269     5,884         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -206        16        16         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     53.4      56.5      18.9      16.2       8.4       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       12        14         .         4         4         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                                  :
CFTC Code #02365D                                                    Open Interest is    80,418                :
: Positions                                                                                                    :
:   47,393    37,552    13,358    32,107     6,652         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      360       394      -118         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     58.9      46.7      16.6      39.9       8.3       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:       13        13         .         5         4         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                           :
CFTC Code #02365G                                                    Open Interest is    93,202                :
: Positions                                                                                                    :
:   51,255    55,787    16,433    21,085     4,099     5,873     1,134     4,608         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    3,350       384        10         0         0      -606      -302     1,595         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     55.0      59.9      17.6      22.6       4.4       6.3       1.2       4.9       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    32                     :
:       14        17         .         7         5         .         .         4         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NGPL MIDCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                          :
CFTC Code #02365K                                                    Open Interest is    89,880                :
: Positions                                                                                                    :
:   69,805    34,418     5,501    31,033       853     1,767     8,787     4,309         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:   -4,769    -1,161       214         0         0     1,767    -1,807     1,339         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     77.7      38.3       6.1      34.5       0.9       2.0       9.8       4.8       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:       10        12         .         6         .         .         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                                 :
CFTC Code #02365O                                                    Open Interest is    84,067                :
: Positions                                                                                                    :
:   41,259    20,123    11,752    43,157     5,442     5,195     2,158     3,801         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -371       222         0         0         0       -42         0        58         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     49.1      23.9      14.0      51.3       6.5       6.2       2.6       4.5       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:       13        11         4         5         4         .         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                            :
CFTC Code #035652                                                    Open Interest is    85,856                :
: Positions                                                                                                    :
:   55,590    60,132    27,262    21,392       244         0         0         0         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    1,712     1,712         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     64.7      70.0      31.8      24.9       0.3       0.0       0.0       0.0       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       13        11         .         5         .         0         0         0         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                      :
CFTC Code #035653                                                    Open Interest is   179,206                :
: Positions                                                                                                    :
:  100,546   114,548    42,199    32,591    18,035     4,027     2,913     5,932         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      305        92        31         0        90       390         0      -140         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     56.1      63.9      23.5      18.2      10.1       2.2       1.6       3.3       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    46                     :
:       27        26         8         4        10         .         .         4         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                      :
CFTC Code #035654                                                    Open Interest is   135,979                :
: Positions                                                                                                    :
:   64,731    76,330    42,535    36,887    11,374     2,416     2,620     1,466         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      -20         0         0         0         0         0      -289       250         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     47.6      56.1      31.3      27.1       8.4       1.8       1.9       1.1       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    30                     :
:       12        10         7         5         8         .         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                            :
CFTC Code #035655                                                    Open Interest is   229,540                :
: Positions                                                                                                    :
:  127,097    94,094    31,472    83,471    32,655     8,243     1,683    10,632         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:       60    -1,088       358     2,620    -2,188       866       167      -150         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     55.4      41.0      13.7      36.4      14.2       3.6       0.7       4.6       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    40                     :
:       20        19         5        10        10         .         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
HENRY HUB SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                                  :
CFTC Code #03565B                                                    Open Interest is 2,983,492                :
: Positions                                                                                                    :
:  847,164   532,244    91,548 1,001,505   375,098   566,492    50,453   707,715   132,460    63,369   234,708 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    7,971    26,785     1,571    -5,572    -6,051     8,050       498   -30,138    -5,835    -5,239    15,893 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     28.4      17.8       3.1      33.6      12.6      19.0       1.7      23.7       4.4       2.1       7.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   185                     :
:       84        73         9        20        25        29        11        36        12        11        22 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE   (Contracts of 2,500  MMBTU'S)                  :
CFTC Code #03565C                                                    Open Interest is 1,034,914                :
: Positions                                                                                                    :
:  205,462   282,303   399,949   139,145   151,757    58,665   131,169    81,553    32,497   145,505    99,967 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    9,070      -317   -13,767      -989    17,874     5,157    -7,465    18,145   -10,303    -1,153    13,771 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     19.9      27.3      38.6      13.4      14.7       5.7      12.7       7.9       3.1      14.1       9.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    94                     :
:       22        23        15         6        19        10        14        18         7        17        21 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MT BELVIEU PROPANE 5 DEC SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 42,000 GALLONS)                   :
CFTC Code #06665O                                                    Open Interest is    21,333                :
: Positions                                                                                                    :
:   18,287    13,794        63     4,914     2,285       150         0        50         0        45        75 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    1,047     1,146        25       -54      -174         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     85.7      64.7       0.3      23.0      10.7       0.7       0.0       0.2       0.0       0.2       0.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    43                     :
:       29        29         .         5         7         .         0         .         0         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MT BELVIEU ETHANE 5 DEC SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 42,000 GALLONS)                    :
CFTC Code #06665P                                                    Open Interest is    17,856                :
: Positions                                                                                                    :
:   15,745     8,913         0     7,355     1,068         0       280        40         0         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -110      -115         0        30       -97         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     88.2      49.9       0.0      41.2       6.0       0.0       1.6       0.2       0.0       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:       13        10         0         6         .         0         .         .         0         0         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MT BELV NORM BUTANE 5 DEC SWAP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 42,000 GALLONS)                  :
CFTC Code #06665Q                                                    Open Interest is    10,643                :
: Positions                                                                                                    :
:    8,266     6,216       365     2,392     1,792         0        67        31         0        25         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      315       535         0      -230       200         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     77.7      58.4       3.4      22.5      16.8       0.0       0.6       0.3       0.0       0.2       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       15        14         .         6         4         0         .         .         0         .         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders-All Futures Combined Positions as of March 23, 2010             
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
MT BELV NAT GASOLINE 5 DEC SWP - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 42,000 GALLONS)                  :
CFTC Code #06665R                                                    Open Interest is     8,893                :
: Positions                                                                                                    :
:    6,626     5,694       503     1,948       917         0         0         0       345         0         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -360       -95      -276      -606       202         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     74.5      64.0       5.7      21.9      10.3       0.0       0.0       0.0       3.9       0.0       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    32                     :
:       23        19         .         .         4         0         0         0         .         0         0 :
----------------------------------------------------------------------------------------------------------------
 

Updated March 26, 2010