```
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 :
----------------------------------------------------------------------------------------------------------------
PALLADIUM - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 100 TROY OUNCES)                                      :
CFTC Code #075651                                                    Open Interest is    24,170                :
: Positions                                                                                                    :
:      920    15,487     3,136     4,538       126    12,181     1,806       205     4,336     1,107        65 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      293       420       161       -72        93       188        -9        -4        39        -7        52 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      3.8      64.1      13.0      18.8       0.5      50.4       7.5       0.8      17.9       4.6       0.3 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   152                     :
:        9        21        11         8         .        55        10         4        31        11         . :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
PLATINUM - NEW YORK MERCANTILE EXCHANGE   (CONTRACTS OF 50 TROY OUNCES)                                        :
CFTC Code #076651                                                    Open Interest is    38,255                :
: Positions                                                                                                    :
:      312    17,428     5,078    15,494     1,006    20,578       929       380     4,989     1,175       228 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      -34        68      -227     1,260       518       238        36        83       288      -664        12 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.8      45.6      13.3      40.5       2.6      53.8       2.4       1.0      13.0       3.1       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   152                     :
:        5        22         8        12         6        65         5         .        27         8         . :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
SILVER - COMMODITY EXCHANGE INC.   (CONTRACTS OF 5,000 TROY OUNCES)                                            :
CFTC Code #084691                                                    Open Interest is   112,520                :
: Positions                                                                                                    :
:    6,315    56,443    20,948    16,518     2,623    26,172     3,035     9,863    11,933     2,769     8,602 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:     -201    -1,966       704       159      -396    -1,318       576        -7      -703       -42       651 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      5.6      50.2      18.6      14.7       2.3      23.3       2.7       8.8      10.6       2.5       7.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   146                     :
:       15        18        17         9        15        37         9         6        32        16        23 :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
GOLD - COMMODITY EXCHANGE INC.   (CONTRACTS OF 100 TROY OUNCES)                                                :
CFTC Code #088691                                                    Open Interest is   495,143                :
: Positions                                                                                                    :
:   57,625   191,137    49,818   140,129    17,061   162,654     8,962    59,574    58,818    28,638    24,177 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:    9,242    -2,972     1,266    -4,992     4,171   -14,061     2,524      -139    -3,532    -3,643     3,194 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     11.6      38.6      10.1      28.3       3.4      32.8       1.8      12.0      11.9       5.8       4.9 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   315                     :
:       22        28        16        15        18        77        21        21        90        51        52 :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.   (CONTRACTS OF 25,000 POUNDS)                                       :
CFTC Code #085692                                                    Open Interest is   132,494                :
: Positions                                                                                                    :
:    6,815    62,965    48,369     7,932     5,499    36,665    14,471     7,073     5,971    10,114    10,297 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      278    -1,199       385       412       280      -233       369     1,107       581       932       536 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      5.1      47.5      36.5       6.0       4.2      27.7      10.9       5.3       4.5       7.6       7.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   184                     :
:       19        28        17         9        13        44        27        22         8        35        19 :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
RANDOM LENGTH LUMBER - CHICAGO MERCANTILE EXCHANGE   (CONTRACTS OF 110,000 BOARD FEET)                         :
CFTC Code #058643                                                    Open Interest is     9,541                :
: Positions                                                                                                    :
:      769     6,262     2,007         0         0     3,466       339       249       352       301       972 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:       24        72       -10         0         0        15        30        35       124       -12       177 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      8.1      65.6      21.0       0.0       0.0      36.3       3.6       2.6       3.7       3.2      10.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    80                     :
:       12        26         4         0         0        21         4         .        10        10        11 :
----------------------------------------------------------------------------------------------------------------
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 :
----------------------------------------------------------------------------------------------------------------
SULFUR FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 25 U.S. EPA SO2 EMMIS           :
CFTC Code #006261                                                    Open Interest is    14,702                :
: Positions                                                                                                    :
:    3,835     8,175       176     6,001        79     3,770       242         0     6,729        85         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      -20      -134         0         0         0       -40        64         0       -25         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     26.1      55.6       1.2      40.8       0.5      25.6       1.6       0.0      45.8       0.6       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    31                     :
:        5        12         .         .         .         .         .         0         6         .         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 :
----------------------------------------------------------------------------------------------------------------
SULFUR FINANCIAL INSTR 2009 - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 25 U.S. EPA SO2 EMMIS           :
CFTC Code #006265                                                    Open Interest is    23,048                :
: Positions                                                                                                    :
:    3,440    14,297       270     1,560        47     7,327       440         0    10,433     5,225     1,466 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:      243        70         0        20       -20       -51         0         0       -65        26       -37 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     14.9      62.0       1.2       6.8       0.2      31.8       1.9       0.0      45.3      22.7       6.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    25                     :
:        8        11         .         .         .         .         .         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 :
----------------------------------------------------------------------------------------------------------------
CARBON FINANCIAL INSTRUMENT - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 1,000 METRIC TONS CCX           :
CFTC Code #006268                                                    Open Interest is     2,408                :
: Positions                                                                                                    :
:        0     1,259         0       534        51       238       157         1     1,929       405         0 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:        0         0         0         0         0         0         0         0         0         0         0 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.0      52.3       0.0      22.2       2.1       9.9       6.5       0.0      80.1      16.8       0.0 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    22                     :
:        0         .         0         .         .         .         .         .        17         .         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 :
----------------------------------------------------------------------------------------------------------------
RGGI CO2 ALLOWANCE 2009 - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)           :
CFTC Code #00626U                                                    Open Interest is     9,503                :
: Positions                                                                                                    :
:    8,483     6,866        27     2,509        20         0         8        38       704        23         6 :
:                                                                                                              :
: Changes from:     March 16, 2010                                                                             :
:        0         0         0         0         0         0         8        38         0        -8       -38 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     89.3      72.3       0.3      26.4       0.2       0.0       0.1       0.4       7.4       0.2       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:        9         8         .         .         .         0         .         .         .         .         . :
----------------------------------------------------------------------------------------------------------------
```

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Updated March 26, 2010