```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/13/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      132,087
COMMITMENTS
  26,307    8,505   37,801   45,534   70,701  109,642  117,007   22,445   15,080

CHANGES FROM 12/06/11 (CHANGE IN OPEN INTEREST:      3,341)
   2,203    1,426    1,889      464   -1,901    4,556    1,414   -1,214    1,928

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.9      6.4     28.6     34.5     53.5     83.0     88.6     17.0     11.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      164)
      75       37       62       39       44      143      119
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/13/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      116,107
COMMITMENTS
  27,051   30,427   10,752   67,364   59,450  105,167  100,629   10,940   15,478

CHANGES FROM 12/06/11 (CHANGE IN OPEN INTEREST:      2,723)
     321    1,045       11    2,071    1,840    2,403    2,896      320     -172

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.3     26.2      9.3     58.0     51.2     90.6     86.7      9.4     13.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      179)
      44       72       40       42       42      110      139
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/13/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      654,915
COMMITMENTS
 190,428   27,259  154,698  240,129  440,272  585,255  622,230   69,660   32,685

CHANGES FROM 12/06/11 (CHANGE IN OPEN INTEREST:       -939)
 -15,955    3,343    5,782   12,683  -13,059    2,510   -3,934   -3,449    2,995

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    29.1      4.2     23.6     36.7     67.2     89.4     95.0     10.6      5.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      339)
     194       71      139       56       60      296      228
```

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Updated December 16, 2011