```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/16/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      139,862
COMMITMENTS
  40,102    5,251   34,069   34,894   83,847  109,065  123,166   30,797   16,696

CHANGES FROM 03/09/10 (CHANGE IN OPEN INTEREST:      2,236)
     442      628       -4      547    2,905      985    3,529    1,251   -1,293

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.7      3.8     24.4     24.9     59.9     78.0     88.1     22.0     11.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      154)
      75       29       44       39       37      133       92
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/16/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      130,889
COMMITMENTS
  42,229   23,548   15,919   60,158   76,908  118,305  116,375   12,584   14,514

CHANGES FROM 03/09/10 (CHANGE IN OPEN INTEREST:      2,486)
     374     -398      652     -320      -80      706      174    1,781    2,312

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.3     18.0     12.2     46.0     58.8     90.4     88.9      9.6     11.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      174)
      50       58       38       42       43      121      120
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/16/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      675,464
COMMITMENTS
 244,938   27,658  187,823  166,451  427,869  599,211  643,350   76,254   32,114

CHANGES FROM 03/09/10 (CHANGE IN OPEN INTEREST:      9,225)
  -3,635    2,722   15,498   -1,632   -9,885   10,231    8,335   -1,005      891

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    36.3      4.1     27.8     24.6     63.3     88.7     95.2     11.3      4.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      381)
     226       76      156       50       61      329      248
```

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Updated March 19, 2010