SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/08/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      150,237
COMMITMENTS
  28,415   13,920   40,622   58,668   79,099  127,704  133,641   22,532   16,596

CHANGES FROM 05/01/12 (CHANGE IN OPEN INTEREST:      6,790)
     827    4,024    1,647    4,279   -1,895    6,753    3,776       37    3,013

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.9      9.3     27.0     39.1     52.6     85.0     89.0     15.0     11.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      168)
      72       41       62       42       41      140      123
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/08/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      144,652
COMMITMENTS
  42,919   39,388   13,391   78,541   71,327  134,851  124,106    9,800   20,545

CHANGES FROM 05/01/12 (CHANGE IN OPEN INTEREST:        351)
   1,515    1,891   -1,084    1,359      778    1,790    1,585   -1,439   -1,233

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.7     27.2      9.3     54.3     49.3     93.2     85.8      6.8     14.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      203)
      52       91       40       44       43      117      156
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/08/12          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      667,617
COMMITMENTS
 165,288   44,309  171,817  269,967  421,163  607,072  637,289   60,545   30,328

CHANGES FROM 05/01/12 (CHANGE IN OPEN INTEREST:     18,901)
 -10,443   15,953   14,931   18,073  -17,580   22,560   13,303   -3,659    5,598

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.8      6.6     25.7     40.4     63.1     90.9     95.5      9.1      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      352)
     179       97      155       59       56      296      257
 

Updated May 11, 2012