SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/28/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      136,194
COMMITMENTS
  43,593    6,525   31,760   27,662   85,615  103,015  123,900   33,179   12,294

CHANGES FROM 11/21/06 (CHANGE IN OPEN INTEREST:    -20,357)
   1,890     -722  -11,923   -8,943   -6,479  -18,976  -19,124   -1,381   -1,233

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.0      4.8     23.3     20.3     62.9     75.6     91.0     24.4      9.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      144)
      71       29       45       27       37      122       89
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/28/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       71,524
COMMITMENTS
   9,799   27,787    5,601   45,686   23,040   61,086   56,428   10,438   15,096

CHANGES FROM 11/21/06 (CHANGE IN OPEN INTEREST:     -3,692)
     701      278   -1,323   -2,355   -3,668   -2,977   -4,714     -715    1,022

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.7     38.9      7.8     63.9     32.2     85.4     78.9     14.6     21.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      123)
      20       53       22       38       32       75       94
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 11/28/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      423,676
COMMITMENTS
 118,632   36,943  131,100  110,055  233,244  359,787  401,287   63,889   22,389

CHANGES FROM 11/21/06 (CHANGE IN OPEN INTEREST:    -50,756)
   1,284    2,929  -27,930  -25,957  -24,529  -52,604  -49,529    1,847   -1,227

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.0      8.7     30.9     26.0     55.1     84.9     94.7     15.1      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      221)
     127       44       73       36       36      194      125
 

Updated December 1, 2006