SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/01/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      132,297
COMMITMENTS
  41,679   11,662   28,760   26,853   81,080   97,291  121,501   35,006   10,796

CHANGES FROM 04/24/07 (CHANGE IN OPEN INTEREST:    -21,707)
  -5,426    1,449   -7,541   -7,166  -12,235  -20,133  -18,327   -1,574   -3,380

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    31.5      8.8     21.7     20.3     61.3     73.5     91.8     26.5      8.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      167)
      80       37       54       31       37      138      108
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/01/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       82,404
COMMITMENTS
  15,077   23,414    4,997   45,602   38,382   65,676   66,793   16,728   15,611

CHANGES FROM 04/24/07 (CHANGE IN OPEN INTEREST:        826)
   1,188    1,073       66     -612      951      641    2,090      185   -1,263

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.3     28.4      6.1     55.3     46.6     79.7     81.1     20.3     18.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      142)
      34       48       29       40       36       99       97
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/01/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      482,965
COMMITMENTS
 165,497   27,945  132,266  122,866  299,944  420,628  460,155   62,337   22,810

CHANGES FROM 04/24/07 (CHANGE IN OPEN INTEREST:    -21,422)
  -3,985     -681   -9,248   -2,949   -8,679  -16,182  -18,608   -5,240   -2,813

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.3      5.8     27.4     25.4     62.1     87.1     95.3     12.9      4.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      274)
     166       48       88       41       44      238      154
 

Updated April 27, 2007