SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      147,885
COMMITMENTS
  40,741    9,001   36,522   33,108   88,894  110,371  134,417   37,514   13,469

CHANGES FROM 04/03/07 (CHANGE IN OPEN INTEREST:      9,970)
   3,763      893    4,303      875    5,865    8,940   11,061    1,029   -1,091

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.5      6.1     24.7     22.4     60.1     74.6     90.9     25.4      9.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      168)
      79       36       61       31       37      147      107
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       81,586
COMMITMENTS
  12,289   22,378    6,458   45,482   35,637   64,230   64,473   17,356   17,113

CHANGES FROM 04/03/07 (CHANGE IN OPEN INTEREST:      3,335)
   2,403     -547     -884        3    2,719    1,522    1,287    1,813    2,048

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.1     27.4      7.9     55.7     43.7     78.7     79.0     21.3     21.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      139)
      31       51       36       41       36      100      103
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/10/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      463,667
COMMITMENTS
 150,645   32,505  125,894  122,428  284,779  398,967  443,177   64,701   20,490

CHANGES FROM 04/03/07 (CHANGE IN OPEN INTEREST:     33,027)
  19,414      182    5,658    1,177   25,317   26,248   31,157    6,780    1,870

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.5      7.0     27.2     26.4     61.4     86.0     95.6     14.0      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      280)
     174       45       77       38       44      241      141
 

Updated April 13, 2007