SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/14/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      148,045
COMMITMENTS
  35,101    9,569   38,548   39,813   86,497  113,461  134,614   34,584   13,431

CHANGES FROM 08/07/07 (CHANGE IN OPEN INTEREST:       -105)
  -4,015     -810    1,121    2,425      256     -469      567      363     -672

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.7      6.5     26.0     26.9     58.4     76.6     90.9     23.4      9.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      181)
      90       38       61       32       42      151      117
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/14/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       76,411
COMMITMENTS
  13,970   19,920    5,021   47,382   38,226   66,373   63,167   10,038   13,244

CHANGES FROM 08/07/07 (CHANGE IN OPEN INTEREST:     -8,558)
  -4,493   -4,105   -1,055     -315   -2,114   -5,862   -7,274   -2,696   -1,284

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.3     26.1      6.6     62.0     50.0     86.9     82.7     13.1     17.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      140)
      29       49       21       44       38       88      100
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/14/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      428,617
COMMITMENTS
 120,581   22,564  134,615  119,596  252,896  374,792  410,075   53,825   18,542

CHANGES FROM 08/07/07 (CHANGE IN OPEN INTEREST:       -531)
  -3,897   -9,272    2,445      219    6,064   -1,233     -764      702      233

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.1      5.3     31.4     27.9     59.0     87.4     95.7     12.6      4.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      279)
     163       51       95       43       42      241      158
 

Updated August 17, 2007