SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/30/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      162,239
COMMITMENTS
  33,307    8,391   57,232   32,894   82,369  123,434  147,992   38,805   14,247

CHANGES FROM 05/23/06 (CHANGE IN OPEN INTEREST:     -5,388)
     677     -648      513   -4,661   -2,458   -3,471   -2,594   -1,918   -2,795

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.5      5.2     35.3     20.3     50.8     76.1     91.2     23.9      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      183)
     105       34       72       27       36      163      116
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/30/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       82,592
COMMITMENTS
  10,005   16,483   11,120   48,970   42,912   70,096   70,515   12,496   12,077

CHANGES FROM 05/23/06 (CHANGE IN OPEN INTEREST:     -2,577)
    -302     -340       98   -1,249   -2,386   -1,453   -2,628   -1,124       51

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.1     20.0     13.5     59.3     52.0     84.9     85.4     15.1     14.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      137)
      37       46       43       37       28      107       95
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/30/06          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      405,286
COMMITMENTS
 130,604   30,373  100,390  111,460  253,107  342,454  383,870   62,831   21,416

CHANGES FROM 05/23/06 (CHANGE IN OPEN INTEREST:    -65,305)
  -6,930   -3,565  -44,663   -6,497   -9,482  -58,090  -57,710   -7,215   -7,595

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    32.2      7.5     24.8     27.5     62.5     84.5     94.7     15.5      5.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      228)
     135       50       78       36       38      207      131
 

Updated June 2, 2006