SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      132,025
COMMITMENTS
  26,381   15,379   36,727   38,526   66,445  101,635  118,551   30,391   13,474

CHANGES FROM 08/28/07 (CHANGE IN OPEN INTEREST:     -3,034)
     440      435     -531   -1,580   -3,178   -1,672   -3,273   -1,362      239

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.0     11.6     27.8     29.2     50.3     77.0     89.8     23.0     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      157)
      72       40       54       31       34      123      111
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       69,418
COMMITMENTS
  11,479   16,581    3,775   46,594   36,739   61,848   57,096    7,570   12,322

CHANGES FROM 08/28/07 (CHANGE IN OPEN INTEREST:     -3,917)
     207   -1,183     -783   -2,369     -702   -2,945   -2,668     -972   -1,248

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    16.5     23.9      5.4     67.1     52.9     89.1     82.2     10.9     17.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      133)
      25       50       19       39       40       79       98
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 09/04/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      432,389
COMMITMENTS
 132,256   26,268  128,134  116,842  253,934  377,232  408,335   55,157   24,053

CHANGES FROM 08/28/07 (CHANGE IN OPEN INTEREST:     24,724)
  27,046    1,908    1,326  -12,149   19,385   16,223   22,619    8,502    2,106

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.6      6.1     29.6     27.0     58.7     87.2     94.4     12.8      5.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      289)
     163       63       93       38       49      238      172
 

Updated September 7, 2007