SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/29/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      134,942
COMMITMENTS
  40,679   13,603   31,266   28,525   77,273  100,470  122,143   34,472   12,799

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,540)
   1,814     -869     -708     -663    2,156      443      579    1,098      962

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.1     10.1     23.2     21.1     57.3     74.5     90.5     25.5      9.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      81       42       52       31       38      143      106
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/29/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       80,330
COMMITMENTS
  12,092   23,663    9,315   47,245   36,612   68,652   69,591   11,678   10,739

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -643)
    -565     -101    1,212       74      611      721    1,722   -1,364   -2,365

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.1     29.5     11.6     58.8     45.6     85.5     86.6     14.5     13.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      154)
      31       55       48       43       36      109      119
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/29/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      485,884
COMMITMENTS
 134,623   38,421  140,507  147,407  269,785  422,537  448,713   63,347   37,170

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:    -17,263)
  -7,726      443  -12,351    2,396  -11,306  -17,681  -23,214      419    5,951

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.7      7.9     28.9     30.3     55.5     87.0     92.3     13.0      7.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      263)
     142       66       85       44       38      227      152
 

Updated June 1, 2007