```
  
 
SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/01/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      185,441
COMMITMENTS
  50,630    8,583   55,461   40,702  102,114  146,793  166,157   38,647   19,283

CHANGES FROM 02/22/11 (CHANGE IN OPEN INTEREST:    -27,835)
    -773      655  -18,086   -4,857   -5,036  -23,716  -22,467   -4,119   -5,368

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3      4.6     29.9     21.9     55.1     79.2     89.6     20.8     10.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      201)
     104       39       56       38       47      162      126
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/01/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      147,682
COMMITMENTS
  50,320   23,701   11,022   70,162   98,116  131,504  132,839   16,178   14,843

CHANGES FROM 02/22/11 (CHANGE IN OPEN INTEREST:     -4,591)
  -3,489   -6,878     -306     -109     -599   -3,904   -7,783     -687    3,191

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.1     16.0      7.5     47.5     66.4     89.0     89.9     11.0     10.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      180)
      63       62       36       41       38      132      112
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/01/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      741,438
COMMITMENTS
 275,184   44,859  153,167  226,614  512,734  654,965  710,760   86,472   30,678

CHANGES FROM 02/22/11 (CHANGE IN OPEN INTEREST:     15,691)
  14,246   -2,830    1,577   -1,256   18,073   14,567   16,820    1,124   -1,129

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    37.1      6.1     20.7     30.6     69.2     88.3     95.9     11.7      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      403)
     262       63      140       57       61      351      236
```

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Updated March 4, 2011