```
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PALLADIUM - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 100 TROY OUNCES)                                      :
CFTC Code #075651                                                    Open Interest is    24,075                :
: Positions                                                                                                    :
:    1,081    14,384     2,410     5,218       316    12,435     1,594       204     4,015     1,574        81 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:       16       234      -189       483       160       782       -40         0        69       112        42 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      4.5      59.7      10.0      21.7       1.3      51.7       6.6       0.8      16.7       6.5       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   155                     :
:        8        22        12         8         .        55         9         .        31        14         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
PLATINUM - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 50 TROY OUNCES)                                        :
CFTC Code #076651                                                    Open Interest is    38,393                :
: Positions                                                                                                    :
:      361    17,013     5,238    16,237       528    21,095       612       536     4,777     1,639         0 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:     -167      -596      -219     1,100      -141       513      -390        42        29       158      -118 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.9      44.3      13.6      42.3       1.4      54.9       1.6       1.4      12.4       4.3       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   163                     :
:        6        23         9        11         6        72         5         4        28        12         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SILVER - COMMODITY EXCHANGE INC.   (CONTRACTS OF 5,000 TROY OUNCES)                                            :
CFTC Code #084691                                                    Open Interest is   146,903                :
: Positions                                                                                                    :
:    8,481    61,743    19,057    19,889     7,554    33,659     2,586    12,237    10,557     3,247    25,909 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:     -415     2,542    -1,342     1,421       732     5,592       -59    -1,010      -592       401     3,534 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      5.8      42.0      13.0      13.5       5.1      22.9       1.8       8.3       7.2       2.2      17.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   167                     :
:       13        23        16        10        15        41        10        11        40        22        37 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
GOLD - COMMODITY EXCHANGE INC.   (CONTRACTS OF 100 TROY OUNCES)                                                :
CFTC Code #088691                                                    Open Interest is   648,116                :
: Positions                                                                                                    :
:   64,728   228,575    57,305   161,305    48,542   185,616     7,233    63,161    67,637    22,168    93,764 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:  -10,048    18,665       613    16,865     2,168    27,893    -1,091     4,689    11,716     3,633     1,742 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     10.0      35.3       8.8      24.9       7.5      28.6       1.1       9.7      10.4       3.4      14.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   370                     :
:       21        35        18        16        23       107        23        45       111        50        91 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.   (CONTRACTS OF 25,000 POUNDS)                                       :
CFTC Code #085692                                                    Open Interest is   152,534                :
: Positions                                                                                                    :
:   10,412    73,231    49,649    10,697     6,390    44,915    15,461     9,021     5,538    12,541    11,855 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:       58     3,318     1,409     1,640     1,229     3,250     1,777       667         7       264     1,714 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      6.8      48.0      32.5       7.0       4.2      29.4      10.1       5.9       3.6       8.2       7.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   190                     :
:       16        25        19         8        12        49        27        21         6        41        25 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
RANDOM LENGTH LUMBER - CHICAGO MERCANTILE EXCHANGE   (CONTRACTS OF 110,000 BOARD FEET)                         :
CFTC Code #058643                                                    Open Interest is    10,154                :
: Positions                                                                                                    :
:      488     6,554     1,846         0         0     3,884       655       249       464       217       922 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:     -194       153       -98         0         0       393       289         0       235       105      -188 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      4.8      64.5      18.2       0.0       0.0      38.2       6.5       2.5       4.6       2.1       9.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    86                     :
:        9        23         5         0         0        26         5         .        13        10        14 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 25 U.S. EPA SO2 EMMIS           :
CFTC Code #006261                                                    Open Interest is    15,009                :
: Positions                                                                                                    :
:    3,117     9,250       118     4,601       820     3,914       128         0     6,884       108        23 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:      156       340       -35         0         0        59      -114         0        17        23       -15 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     20.8      61.6       0.8      30.7       5.5      26.1       0.9       0.0      45.9       0.7       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:        6        10         .         .         .         .         .         0         5         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 25 U.S. EPA SO2 EMMIS           :
CFTC Code #006265                                                    Open Interest is    25,245                :
: Positions                                                                                                    :
:    3,450    13,370     1,374     4,466       132     7,766         0       211    12,103     6,881       180 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:     -618    -1,101       104       666       -79       246       -52      -143     1,336     1,546    -1,429 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     13.7      53.0       5.4      17.7       0.5      30.8       0.0       0.8      47.9      27.3       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    27                     :
:        9        11         .         .         .         .         0         .         4         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of April 6, 2010              
:                                             Reportable Positions                                             :
:------------------------------------------------------------------------------------------------------------- :
: Producer/Merchant :                             :                             :                              :
:  Processor/User   :        Swap Dealers         :        Managed Money        :      Other Reportables       :
:   Long  :  Short  :   Long  :  Short  :Spreading:   Long  :  Short  :Spreading:   Long  :  Short  :Spreading :
----------------------------------------------------------------------------------------------------------------
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 1,000 METRIC TONS CCX           :
CFTC Code #006268                                                    Open Interest is     3,968                :
: Positions                                                                                                    :
:        3     1,847         0       573        51       941       398       245     1,738        46       749 :
:                                                                                                              :
: Changes from:     March 30, 2010                                                                             :
:        0       -26         0        29         0        18         7         1        -3         2        -1 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.1      46.6       0.0      14.4       1.3      23.7      10.0       6.2      43.8       1.2      18.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:        .         .         0         .         .         .         .         .        18         .         5 :
----------------------------------------------------------------------------------------------------------------
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Updated April 9, 2010