```
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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    23,409                :
: Positions                                                                                                    :
:      627    15,067     2,975     4,610        33    11,993     1,815       209     4,297     1,114        13 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:      138       301       211     1,000        28      -228      -220       115       687       -86        13 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      2.7      64.4      12.7      19.7       0.1      51.2       7.8       0.9      18.4       4.8       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   147                     :
:        8        21        11         7         .        52        10         4        30        12         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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    36,930                :
: Positions                                                                                                    :
:      346    17,360     5,305    14,234       488    20,340       893       297     4,701     1,839       216 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:     -110       692       412       251       127       161      -291         0       412        45        85 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.9      47.0      14.4      38.5       1.3      55.1       2.4       0.8      12.7       5.0       0.6 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   160                     :
:        5        22         9        12         5        65         7         .        27        13         5 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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   139,862                :
: Positions                                                                                                    :
:    8,772    61,208    19,825    16,341     6,298    28,173     2,523    11,443    11,929     2,728    22,625 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:      323     2,054      -315       312       539     1,547        93       893    -1,105       535      -897 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      6.3      43.8      14.2      11.7       4.5      20.1       1.8       8.2       8.5       2.0      16.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   154                     :
:       14        20        16        10        16        39        10        12        36        19        32 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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   675,464                :
: Positions                                                                                                    :
:   65,723   218,615    42,731   151,259    57,996   179,677     6,712    74,813    65,261    20,947   113,009 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:    9,369    -3,060       -71     4,105   -10,930    -3,044     1,709    10,601      -591     1,013     4,897 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      9.7      32.4       6.3      22.4       8.6      26.6       1.0      11.1       9.7       3.1      16.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   381                     :
:       22        34        16        17        22       103        17        48       123        59       108 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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   130,889                :
: Positions                                                                                                    :
:    6,951    64,169    47,984     7,516     5,223    36,901    14,337     6,071     5,327     9,211     9,848 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:       88       244       -73        11      -335       702       254       364      -328      -652       288 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      5.3      49.0      36.7       5.7       4.0      28.2      11.0       4.6       4.1       7.0       7.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:   174                     :
:       19        27        17         9        13        45        27        19         5        31        19 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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     9,499                :
: Positions                                                                                                    :
:      756     6,303     2,017         0         0     3,451       309       214       233       186       967 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:        2      -169        -3         0         0       -74        -6         8       -55        21         8 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      8.0      66.4      21.2       0.0       0.0      36.3       3.3       2.3       2.4       2.0      10.2 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    76                     :
:       13        25         4         0         0        20         .         .        11         9        14 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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    15,302                :
: Positions                                                                                                    :
:    4,200     8,679       176     6,001        79     3,810       178         0     6,779       101        16 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:    2,360       432        60     2,169         0        -2      -112         0       159         1         3 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     27.4      56.7       1.2      39.2       0.5      24.9       1.2       0.0      44.3       0.7       0.1 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    29                     :
:        6        11         .         .         .         .         .         0         5         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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    25,189                :
: Positions                                                                                                    :
:    3,981    14,868       270     2,554        67     7,918       192       248    10,684     5,301     1,601 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:     -505        22        50      -236        27       -17        69       -69       851       542      -419 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     15.8      59.0       1.1      10.1       0.3      31.4       0.8       1.0      42.4      21.0       6.4 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    28                     :
:       10        12         .         .         .         .         .         .         5         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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     3,940                :
: Positions                                                                                                    :
:        4     1,866         0       534        51       296       395       135     2,334        43       858 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:       -0       232         0      -200         0         3         3        -0        23        -3        -1 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:      0.1      47.4       0.0      13.6       1.3       7.5      10.0       3.4      59.3       1.1      21.8 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    23                     :
:        .         .         0         .         .         .         .         .        18         .         6 :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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     9,502                :
: Positions                                                                                                    :
:    8,483     6,866        27     2,509        20         0         0         0       704        31        44 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:     -505      -379        27       -44         0         0         0         0         0        -8        21 :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     89.3      72.3       0.3      26.4       0.2       0.0       0.0       0.0       7.4       0.3       0.5 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    21                     :
:        9         8         .         .         .         0         0         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
Disaggregated Commitments of Traders- Options and Futures Combined Positions as of March 16, 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 2010 - CHICAGO CLIMATE FUTURES EXCHANGE   (CONTRACTS OF 1000 RGGI CO2 ALLOWANCES)           :
CFTC Code #00626V                                                    Open Interest is     9,467                :
: Positions                                                                                                    :
:    8,620     5,526       173     3,691        96         0         0         0       502        84        70 :
:                                                                                                              :
: Changes from:     March 9, 2010                                                                              :
:        .         .         .         .         .         .         .         .         .         .         . :
:                                                                                                              :
: Percent of Open Interest Represented by Each Category of Trader                                              :
:     91.1      58.4       1.8      39.0       1.0       0.0       0.0       0.0       5.3       0.9       0.7 :
:                                                                                                              :
: Number of Traders in Each Category                                  Total Traders:    20                     :
:       11         8         .         .         .         0         0         0         .         .         . :
----------------------------------------------------------------------------------------------------------------
```

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Updated March 19, 2010