SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 08/28/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      111,791
COMMITMENTS
  25,712   16,050   23,160   35,002   61,984   83,874  101,194   27,917   10,597

CHANGES FROM 08/21/07 (CHANGE IN OPEN INTEREST:     -6,123)
  -6,895    3,241   -1,304     -310   -8,750   -8,509   -6,813    2,386      690

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.0     14.4     20.7     31.3     55.4     75.0     90.5     25.0      9.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      143)
      51       45       39       33       29      114       88
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 08/28/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       73,083
COMMITMENTS
  11,271   17,808    4,502   48,954   37,438   64,727   59,748    8,356   13,335

CHANGES FROM 08/21/07 (CHANGE IN OPEN INTEREST:     -3,415)
  -1,042   -1,572   -1,235     -969     -897   -3,246   -3,704     -169      289

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    15.4     24.4      6.2     67.0     51.2     88.6     81.8     11.4     18.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      128)
      20       48       22       41       36       80       94
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 08/28/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      325,767
COMMITMENTS
 103,844   26,633   85,943   96,677  195,541  286,464  308,117   39,303   17,650

CHANGES FROM 08/21/07 (CHANGE IN OPEN INTEREST:     -4,437)
   1,266   -7,015   -1,583   -2,836    4,034   -3,153   -4,564   -1,284      127

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    31.9      8.2     26.4     29.7     60.0     87.9     94.6     12.1      5.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      230)
     131       43       49       34       37      186      113
 

Updated August 31, 2007