SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/03/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      168,643
COMMITMENTS
  43,685    7,431   50,894   42,083   99,048  136,662  157,373   31,981   11,270

CHANGES FROM 05/27/08 (CHANGE IN OPEN INTEREST:     -4,780)
  -4,789   -1,607     -226      903   -3,301   -4,112   -5,134     -667      355

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    25.9      4.4     30.2     25.0     58.7     81.0     93.3     19.0      6.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      162)
      80       38       64       31       35      140      111
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/03/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       98,485
COMMITMENTS
  20,737   21,663   14,408   49,502   46,749   84,647   82,820   13,838   15,665

CHANGES FROM 05/27/08 (CHANGE IN OPEN INTEREST:       -434)
  -1,426    3,133      935     -298   -4,763     -790     -695      356      261

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    21.1     22.0     14.6     50.3     47.5     85.9     84.1     14.1     15.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      165)
      38       64       39       34       36       96      127
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 06/03/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      498,320
COMMITMENTS
 199,687   27,975  113,222  130,025  336,411  442,933  477,609   55,387   20,711

CHANGES FROM 05/27/08 (CHANGE IN OPEN INTEREST:    -28,000)
 -20,062      993   -4,880    2,659  -14,261  -22,284  -18,149   -5,717   -9,852

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    40.1      5.6     22.7     26.1     67.5     88.9     95.8     11.1      4.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      268)
     157       53       68       37       46      226      136
 

Updated June 6, 2008