```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/07/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      185,086
COMMITMENTS
  41,150    7,213   70,511   37,220   88,354  148,881  166,078   36,204   19,008

CHANGES FROM 11/30/10 (CHANGE IN OPEN INTEREST:     10,758)
     997    1,879    7,179      885      124    9,061    9,182    1,697    1,576

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.2      3.9     38.1     20.1     47.7     80.4     89.7     19.6     10.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      190)
     104       31       66       38       44      166      120
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/07/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      157,851
COMMITMENTS
  53,567   27,134   16,222   69,120  101,405  138,908  144,761   18,943   13,089

CHANGES FROM 11/30/10 (CHANGE IN OPEN INTEREST:      9,460)
   5,783      459     -200      401    8,789    5,984    9,048    3,476      412

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.9     17.2     10.3     43.8     64.2     88.0     91.7     12.0      8.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      194)
      67       62       32       42       43      136      119
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/07/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      829,161
COMMITMENTS
 277,239   25,811  215,826  251,250  550,222  744,315  791,859   84,845   37,302

CHANGES FROM 11/30/10 (CHANGE IN OPEN INTEREST:     24,206)
   3,526   -3,104   10,863    4,370   14,072   18,759   21,831    5,447    2,375

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    33.4      3.1     26.0     30.3     66.4     89.8     95.5     10.2      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      386)
     239       72      135       52       56      341      216
```

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Updated December 10, 2010