```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/20/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      139,802
COMMITMENTS
  24,826   13,214   41,811   52,154   71,845  118,791  126,870   21,012   12,932

CHANGES FROM 12/13/11 (CHANGE IN OPEN INTEREST:      7,716)
  -1,481    4,709    4,010    6,620    1,144    9,149    9,863   -1,433   -2,147

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.8      9.5     29.9     37.3     51.4     85.0     90.7     15.0      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      171)
      73       39       68       42       46      147      128
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/20/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      116,162
COMMITMENTS
  28,345   33,315   10,608   67,213   55,879  106,166   99,803    9,996   16,359

CHANGES FROM 12/13/11 (CHANGE IN OPEN INTEREST:         55)
   1,294    2,888     -144     -151   -3,570    1,000     -826     -944      881

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.4     28.7      9.1     57.9     48.1     91.4     85.9      8.6     14.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      167)
      39       69       37       44       42      106      131
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/20/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      666,530
COMMITMENTS
 174,674   33,770  171,589  255,375  428,934  601,637  634,293   64,892   32,237

CHANGES FROM 12/13/11 (CHANGE IN OPEN INTEREST:     11,615)
 -15,754    6,510   16,890   15,246  -11,338   16,382   12,063   -4,768     -448

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.2      5.1     25.7     38.3     64.4     90.3     95.2      9.7      4.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      344)
     183       92      145       56       55      299      236
```

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Updated December 23, 2011