SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/29/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      144,938
COMMITMENTS
  33,871    9,031   46,055   30,229   76,590  110,155  131,676   34,783   13,262

CHANGES FROM 08/22/06 (CHANGE IN OPEN INTEREST:    -11,833)
    -715      574   -7,628   -3,618   -4,576  -11,961  -11,630      128     -203

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.4      6.2     31.8     20.9     52.8     76.0     90.8     24.0      9.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      146)
      80       28       50       21       28      125       87
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/29/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       70,522
COMMITMENTS
   8,156   19,644    6,950   45,327   33,294   60,433   59,888   10,089   10,634

CHANGES FROM 08/22/06 (CHANGE IN OPEN INTEREST:     -3,155)
     -55    1,509     -607   -1,776   -3,151   -2,437   -2,248     -717     -907

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.6     27.9      9.9     64.3     47.2     85.7     84.9     14.3     15.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      128)
      22       48       32       39       30       90       94
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/29/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      390,836
COMMITMENTS
 120,628   36,569  111,655  104,825  222,404  337,108  370,628   53,728   20,207

CHANGES FROM 08/22/06 (CHANGE IN OPEN INTEREST:     -2,589)
  -5,636    4,493   -3,297    9,018   -4,434       84   -3,239   -2,674      649

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.9      9.4     28.6     26.8     56.9     86.3     94.8     13.7      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      251)
     146       53       79       42       41      217      145
 

Updated September 1, 2006