```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      153,142
COMMITMENTS
  29,557    8,198   45,333   55,495   85,947  130,385  139,478   22,757   13,664

CHANGES FROM 04/03/12 (CHANGE IN OPEN INTEREST:     -1,634)
  -1,309      685     -280    2,018   -3,123      429   -2,718   -2,063    1,085

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.3      5.4     29.6     36.2     56.1     85.1     91.1     14.9      8.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      174)
      81       35       69       41       47      146      131
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      148,631
COMMITMENTS
  41,268   40,893   20,029   68,898   66,867  130,195  127,789   18,437   20,842

CHANGES FROM 04/03/12 (CHANGE IN OPEN INTEREST:     -8,154)
  -6,780    2,244   -1,797   -2,235  -11,244  -10,812  -10,797    2,658    2,644

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.8     27.5     13.5     46.4     45.0     87.6     86.0     12.4     14.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      205)
      58       79       51       45       47      129      160
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      640,791
COMMITMENTS
 174,847   31,148  157,708  243,750  423,891  576,305  612,746   64,486   28,044

CHANGES FROM 04/03/12 (CHANGE IN OPEN INTEREST:     17,618)
  -5,855       44   19,685    1,691   -5,400   15,520   14,329    2,098    3,289

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3      4.9     24.6     38.0     66.2     89.9     95.6     10.1      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      333)
     200       67      135       52       49      297      212
```

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Updated April 13, 2012