SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/17/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      140,322
COMMITMENTS
  38,424   12,195   34,442   33,557   80,613  106,423  127,250   33,898   13,071

CHANGES FROM 07/10/07 (CHANGE IN OPEN INTEREST:     -1,039)
    -542   -2,335      650   -1,618      924   -1,510     -762      472     -277

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.4      8.7     24.5     23.9     57.4     75.8     90.7     24.2      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      177)
      89       41       61       33       36      150      115
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/17/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       90,151
COMMITMENTS
  20,638   24,406    8,531   47,408   43,833   76,576   76,769   13,575   13,382

CHANGES FROM 07/10/07 (CHANGE IN OPEN INTEREST:      2,338)
      -9     -151    1,090      847      420    1,929    1,359      409      978

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.9     27.1      9.5     52.6     48.6     84.9     85.2     15.1     14.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      165)
      43       49       34       44       39      117      108
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 07/17/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      458,921
COMMITMENTS
 113,773   35,084  145,520  139,192  253,685  398,485  434,289   60,436   24,632

CHANGES FROM 07/10/07 (CHANGE IN OPEN INTEREST:     -1,789)
   1,295   -5,189   -2,854   -3,151    4,823   -4,710   -3,220    2,921    1,431

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.8      7.6     31.7     30.3     55.3     86.8     94.6     13.2      5.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      284)
     160       62       99       41       44      245      166
 

Updated July 20, 2007