SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      187,916
COMMITMENTS
  39,438    8,523   63,834   50,160  103,963  153,433  176,320   34,483   11,596

CHANGES FROM 12/18/07 (CHANGE IN OPEN INTEREST:      3,758)
   2,398   -3,565    3,461     -455    4,671    5,404    4,567   -1,646     -809

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    21.0      4.5     34.0     26.7     55.3     81.6     93.8     18.4      6.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      165)
      81       36       54       36       35      142      104
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       72,031
COMMITMENTS
   8,494   16,567    6,488   44,636   33,764   59,619   56,819   12,413   15,212

CHANGES FROM 12/18/07 (CHANGE IN OPEN INTEREST:     -1,247)
    -219   -1,179      -85     -776     -385   -1,081   -1,649     -166      403

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.8     23.0      9.0     62.0     46.9     82.8     78.9     17.2     21.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      130)
      20       58       22       36       28       73       97
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/24/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      636,180
COMMITMENTS
 214,001   16,698  201,693  159,163  396,762  574,857  615,153   61,323   21,028

CHANGES FROM 12/18/07 (CHANGE IN OPEN INTEREST:     30,242)
  13,086   -1,671   12,402    8,002   20,458   33,491   31,190   -3,248     -947

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.6      2.6     31.7     25.0     62.4     90.4     96.7      9.6      3.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      316)
     191       60      100       40       51      276      171
 

Updated December 28, 2007