SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      184,158
COMMITMENTS
  37,040   12,088   60,373   50,615   99,292  148,028  171,753   36,130   12,405

CHANGES FROM 12/11/07 (CHANGE IN OPEN INTEREST:     -3,352)
  -4,445    1,394     -720    1,128   -4,949   -4,036   -4,274      684      922

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.1      6.6     32.8     27.5     53.9     80.4     93.3     19.6      6.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      170)
      77       44       57       37       35      144      109
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       73,278
COMMITMENTS
   8,713   17,746    6,574   45,412   34,149   60,699   58,469   12,579   14,809

CHANGES FROM 12/11/07 (CHANGE IN OPEN INTEREST:      2,196)
      38    1,081      -73    1,330      427    1,295    1,435      901      761

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.9     24.2      9.0     62.0     46.6     82.8     79.8     17.2     20.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      141)
      22       63       22       40       32       79      106
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/18/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      605,938
COMMITMENTS
 200,915   18,369  189,291  151,160  376,304  541,366  583,963   64,572   21,975

CHANGES FROM 12/11/07 (CHANGE IN OPEN INTEREST:     10,901)
   1,811    2,848    6,394     -112     -564    8,092    8,678    2,809    2,223

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.2      3.0     31.2     24.9     62.1     89.3     96.4     10.7      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      305)
     178       61       99       40       47      263      169
 

Updated December 21, 2007