SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/11/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      187,510
COMMITMENTS
  41,485   10,694   61,093   49,487  104,241  152,065  176,027   35,446   11,483

CHANGES FROM 12/04/07 (CHANGE IN OPEN INTEREST:     12,797)
   2,565       42    5,652    4,504    7,795   12,721   13,489       76     -692

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.1      5.7     32.6     26.4     55.6     81.1     93.9     18.9      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      88       34       55       35       35      146      105
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/11/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       71,082
COMMITMENTS
   8,675   16,665    6,646   44,082   33,722   59,404   57,033   11,678   14,049

CHANGES FROM 12/04/07 (CHANGE IN OPEN INTEREST:         61)
     203     -148      540   -2,830   -1,177   -2,087     -784    2,148      845

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.2     23.4      9.4     62.0     47.4     83.6     80.2     16.4     19.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      140)
      23       59       27       40       32       84      104
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/11/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      595,037
COMMITMENTS
 199,104   15,520  182,897  151,272  376,868  533,273  575,285   61,763   19,752

CHANGES FROM 12/04/07 (CHANGE IN OPEN INTEREST:      5,547)
   4,959      884    6,652   -6,207     -854    5,403    6,682      143   -1,135

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.5      2.6     30.7     25.4     63.3     89.6     96.7     10.4      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      303)
     184       54       92       42       44      264      159
 

Updated December 14, 2007