```
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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    23,682                :
: Positions                                                                                                    :
:      633    14,459     1,484     4,508       354    13,992     1,336       195     3,612     1,867       166 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:     -255      -401      -155      -142       -90       199      -173        -2        49       437       -17 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      2.7      61.1       6.3      19.0       1.5      59.1       5.6       0.8      15.3       7.9       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   152                     :
:        9        19        10         9         5        52         7         4        28        19         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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    36,691                :
: Positions                                                                                                    :
:      522    17,040     4,634    15,664       629    20,096       408       417     5,200     1,422         0 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:      199    -1,030      -496       442        48      -383      -258       -49       -67        45         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      1.4      46.4      12.6      42.7       1.7      54.8       1.1       1.1      14.2       3.9       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   150                     :
:        4        21        11        11         7        61         4         .        27        12         0 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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   149,145                :
: Positions                                                                                                    :
:    9,768    67,763    21,338    21,099     5,829    37,059     5,932    13,033    11,163     2,513    20,893 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:     -364       971     2,786       226        12    -1,220       929      -412       455       212      -692 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      6.5      45.4      14.3      14.1       3.9      24.8       4.0       8.7       7.5       1.7      14.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   167                     :
:       16        24        16        10        20        39        15        13        32        23        36 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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   735,006                :
: Positions                                                                                                    :
:   70,192   271,649    68,339   171,851    66,222   221,508     7,369    58,772    66,511    19,660   107,293 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:    2,668    14,229       863       -94     7,343     5,445     2,007     2,005     4,130    -1,979    12,339 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      9.5      37.0       9.3      23.4       9.0      30.1       1.0       8.0       9.0       2.7      14.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   404                     :
:       19        36        21        16        23       130        19        46       119        55        94 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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   142,960                :
: Positions                                                                                                    :
:    6,744    61,913    49,404     7,416     6,291    36,088    20,506     7,858     6,523     8,646    15,557 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:   -1,570    -6,383      -244    -2,391    -1,253    -5,305     1,432        51       -34      -484      -899 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      4.7      43.3      34.6       5.2       4.4      25.2      14.3       5.5       4.6       6.0      10.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   174                     :
:       16        24        16         9        11        37        29        25        16        26        27 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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    10,894                :
: Positions                                                                                                    :
:      624     7,026     1,695         0         0     4,664       196       303       335       502     1,094 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:      272       -89       -78         0         0      -631         0       -11        65      -119      -219 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      5.7      64.5      15.6       0.0       0.0      42.8       1.8       2.8       3.1       4.6      10.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    75                     :
:       17        25         5         0         0        25         .         .         8         7        10 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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    18,695                :
: Positions                                                                                                    :
:    5,264    12,307       183     5,159       862     4,815       264         0     7,538        76        27 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:     -134      -138         5       -42        42         5        27         0       -26         0         2 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     28.2      65.8       1.0      27.6       4.6      25.8       1.4       0.0      40.3       0.4       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    26                     :
:        6        11         .         .         .         .         .         0         4         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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    31,779                :
: Positions                                                                                                    :
:    8,111    17,442       302     6,653       266     9,274         0       120    13,547     7,206        68 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:   -1,500      -947        56      -513      -100       -57         0      -101       -88      -120      -126 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     25.5      54.9       1.0      20.9       0.8      29.2       0.0       0.4      42.6      22.7       0.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:       11        10         .         .         4         .         0         .         6         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of May 4, 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     3,971                :
: Positions                                                                                                    :
:        3     1,757         0       638        51       946       394       252     1,725        53       746 :
:                                                                                                              :
: Changes from:     April 27, 2010                                                                             :
:       -0       -24         0         0         0       -23        -4         1        -2         1        -0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.1      44.2       0.0      16.1       1.3      23.8       9.9       6.3      43.4       1.3      18.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    24                     :
:        .         .         0         .         .         .         .         .        18         .         5 :
----------------------------------------------------------------------------------------------------------------
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Updated May 7, 2010