```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/06/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      128,746
COMMITMENTS
  24,104    7,079   35,912   45,070   72,603  105,086  115,594   23,659   13,152

CHANGES FROM 11/29/11 (CHANGE IN OPEN INTEREST:     -3,251)
    -705   -1,203       12   -3,255   -1,494   -3,948   -2,686      698     -565

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.7      5.5     27.9     35.0     56.4     81.6     89.8     18.4     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      146)
      68       26       58       37       43      129      109
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/06/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      113,383
COMMITMENTS
  26,730   29,383   10,741   65,292   57,610  102,763   97,733   10,620   15,650

CHANGES FROM 11/29/11 (CHANGE IN OPEN INTEREST:        953)
     294     -350   -1,159      938    2,844       73    1,334      880     -382

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.6     25.9      9.5     57.6     50.8     90.6     86.2      9.4     13.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      169)
      41       71       38       42       41      107      130
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 12/06/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      655,854
COMMITMENTS
 206,383   23,916  148,916  227,446  453,332  582,745  626,164   73,109   29,690

CHANGES FROM 11/29/11 (CHANGE IN OPEN INTEREST:      9,019)
   8,006     -133    6,795   -8,345    3,133    6,455    9,794    2,563     -776

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    31.5      3.6     22.7     34.7     69.1     88.9     95.5     11.1      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      343)
     210       60      132       59       57      311      211
```

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Updated December 9, 2011