SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      137,392
COMMITMENTS
  38,448    5,614   34,334   34,807   81,831  107,588  121,779   29,804   15,614

CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST:     -2,470)
  -1,654      363      265      -88   -2,016   -1,477   -1,388     -992   -1,082

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    28.0      4.1     25.0     25.3     59.6     78.3     88.6     21.7     11.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      157)
      75       30       42       41       39      134       94
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      133,210
COMMITMENTS
  42,577   24,827   17,557   61,073   76,400  121,207  118,784   12,003   14,426

CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST:      2,321)
     348    1,279    1,639      916     -508    2,902    2,409     -581      -88

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.0     18.6     13.2     45.8     57.4     91.0     89.2      9.0     10.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      184)
      52       62       43       42       44      126      129
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/23/10          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      665,203
COMMITMENTS
 226,055   27,827  186,978  177,746  418,468  590,779  633,272   74,425   31,931

CHANGES FROM 03/16/10 (CHANGE IN OPEN INTEREST:    -10,261)
 -18,883      169     -845   11,296   -9,402   -8,432  -10,078   -1,829     -183

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.0      4.2     28.1     26.7     62.9     88.8     95.2     11.2      4.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      379)
     214       88      156       51       56      330      244
 

Updated March 26, 2010