SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/05/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      136,023
COMMITMENTS
  46,153    6,622   29,467   27,824   87,947  103,444  124,036   32,579   11,987

CHANGES FROM 11/28/06 (CHANGE IN OPEN INTEREST:       -171)
   2,560       97   -2,294      162    2,332      429      135     -600     -306

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.9      4.9     21.7     20.5     64.7     76.0     91.2     24.0      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      156)
      77       33       47       24       38      127       96
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/05/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       69,961
COMMITMENTS
   9,484   26,859    5,635   45,077   23,614   60,195   56,108    9,766   13,854

CHANGES FROM 11/28/06 (CHANGE IN OPEN INTEREST:     -1,562)
    -315     -928       33     -609      574     -890     -321     -672   -1,242

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.6     38.4      8.1     64.4     33.8     86.0     80.2     14.0     19.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      123)
      20       52       24       40       33       78       95
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/05/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      415,169
COMMITMENTS
 120,540   35,250  126,921  105,527  230,911  352,989  393,082   62,181   22,088

CHANGES FROM 11/28/06 (CHANGE IN OPEN INTEREST:     -8,507)
   1,908   -1,693   -4,179   -4,527   -2,333   -6,798   -8,205   -1,708     -301

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.0      8.5     30.6     25.4     55.6     85.0     94.7     15.0      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      231)
     135       45       69       35       38      199      127
 

Updated December 8, 2006