```
 
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 05/31/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      120,853
COMMITMENTS
  28,870   11,288   27,241   36,702   71,025   92,813  109,554   28,040   11,299

CHANGES FROM 05/24/11 (CHANGE IN OPEN INTEREST:       -542)
  -2,884   -2,883     -139    3,039    2,403       16     -619     -558       77

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.9      9.3     22.5     30.4     58.8     76.8     90.7     23.2      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      174)
      78       33       50       39       44      143      109
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 05/31/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      123,919
COMMITMENTS
  29,163   19,183   14,851   66,738   74,271  110,752  108,305   13,167   15,614

CHANGES FROM 05/24/11 (CHANGE IN OPEN INTEREST:      3,090)
     781   -3,171      766      932    5,918    2,479    3,513      611     -423

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.5     15.5     12.0     53.9     59.9     89.4     87.4     10.6     12.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      173)
      54       55       48       47       41      127      128
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 05/31/11                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      501,400
COMMITMENTS
 247,185   55,411   15,917  170,783  411,291  433,885  482,619   67,515   18,781

CHANGES FROM 05/24/11 (CHANGE IN OPEN INTEREST:    -29,780)
   6,724  -12,656  -22,248  -14,476    8,795  -30,000  -26,109      220   -3,671

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    49.3     11.1      3.2     34.1     82.0     86.5     96.3     13.5      3.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      320)
     199       51       60       48       50      269      142
```

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Updated June 3, 2011