SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/05/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      171,841
COMMITMENTS
  39,822    8,180   50,560   49,263  101,309  139,645  160,050   32,195   11,791

CHANGES FROM 07/29/08 (CHANGE IN OPEN INTEREST:       -832)
  -3,662     -434      993    1,849   -2,974     -820   -2,415      -11    1,584

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.2      4.8     29.4     28.7     59.0     81.3     93.1     18.7      6.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      165)
      87       34       60       34       31      149      100
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/05/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      110,696
COMMITMENTS
  15,960   20,479   20,526   61,824   53,974   98,310   94,979   12,386   15,717

CHANGES FROM 07/29/08 (CHANGE IN OPEN INTEREST:      2,033)
  -2,063       51   -1,604    4,263    2,445      597      892    1,437    1,141

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    14.4     18.5     18.5     55.8     48.8     88.8     85.8     11.2     14.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      39       65       49       32       40      104      137
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/05/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      521,480
COMMITMENTS
 188,484   24,740  124,515  145,589  347,814  458,587  497,069   62,893   24,411

CHANGES FROM 07/29/08 (CHANGE IN OPEN INTEREST:    -35,988)
 -24,707      -97   -7,390   -6,902  -33,632  -38,999  -41,118    3,011    5,130

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    36.1      4.7     23.9     27.9     66.7     87.9     95.3     12.1      4.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      278)
     154       65       86       40       41      237      151
 

Updated August 8, 2008