SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      133,716
COMMITMENTS
  40,013    6,451   29,232   32,612   86,045  101,858  121,729   31,859   11,988

CHANGES FROM 12/12/06 (CHANGE IN OPEN INTEREST:     -5,817)
  -8,925   -1,113      243    4,523   -4,241   -4,159   -5,112   -1,658     -705

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.9      4.8     21.9     24.4     64.3     76.2     91.0     23.8      9.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      151)
      72       28       48       28       40      126       95
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       70,497
COMMITMENTS
   8,395   27,884    4,859   46,944   23,574   60,197   56,317   10,300   14,180

CHANGES FROM 12/12/06 (CHANGE IN OPEN INTEREST:      1,228)
  -1,019      566     -318    2,222      183      885      431      343      797

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.9     39.6      6.9     66.6     33.4     85.4     79.9     14.6     20.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      127)
      23       54       24       39       32       80       94
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/19/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      416,337
COMMITMENTS
 106,524   37,238  132,804  122,817  227,014  362,145  397,056   54,193   19,281

CHANGES FROM 12/12/06 (CHANGE IN OPEN INTEREST:      4,347)
 -11,215    1,446    5,194   12,689   -2,702    6,668    3,938   -2,320      409

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    25.6      8.9     31.9     29.5     54.5     87.0     95.4     13.0      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      233)
     132       49       76       37       37      201      134
 

Updated December 22, 2006