SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/15/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      132,019
COMMITMENTS
  40,334   12,210   29,418   28,326   79,458   98,078  121,086   33,941   10,933

CHANGES FROM 05/08/07 (CHANGE IN OPEN INTEREST:       -786)
     -68      -50       57      438      102      428      108   -1,213     -894

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.6      9.2     22.3     21.5     60.2     74.3     91.7     25.7      8.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      178)
      88       39       56       32       37      148      111
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/15/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       82,439
COMMITMENTS
  15,315   24,384    6,669   46,386   38,392   68,370   69,446   14,069   12,993

CHANGES FROM 05/08/07 (CHANGE IN OPEN INTEREST:         75)
    -578      311      933      460   -1,100      815      145     -740      -70

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.6     29.6      8.1     56.3     46.6     82.9     84.2     17.1     15.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      143)
      37       49       30       38       35       98      100
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 05/15/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      495,194
COMMITMENTS
 150,795   28,768  144,222  137,436  296,486  432,453  469,476   62,742   25,718

CHANGES FROM 05/08/07 (CHANGE IN OPEN INTEREST:    -10,303)
 -19,666    3,323    4,184    7,564  -18,551   -7,918  -11,045   -2,386      741

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.5      5.8     29.1     27.8     59.9     87.3     94.8     12.7      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      289)
     169       57       96       49       45      259      161
 

Updated May 18, 2007