SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/03/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      137,916
COMMITMENTS
  36,979    8,109   32,219   32,233   83,029  101,431  123,356   36,485   14,560

CHANGES FROM 03/27/07 (CHANGE IN OPEN INTEREST:      1,508)
   1,249    1,283      431   -2,649   -2,945     -969   -1,232    2,477    2,739

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.8      5.9     23.4     23.4     60.2     73.5     89.4     26.5     10.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      156)
      76       28       58       29       37      136      102
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/03/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:       78,251
COMMITMENTS
   9,886   22,926    7,342   45,479   32,918   62,707   63,186   15,543   15,065

CHANGES FROM 03/27/07 (CHANGE IN OPEN INTEREST:      2,730)
   1,243   -1,624       41     -803    1,335      481     -249    2,248    2,978

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.6     29.3      9.4     58.1     42.1     80.1     80.7     19.9     19.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      134)
      27       53       29       37       33       85      102
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 04/03/07          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      430,640
COMMITMENTS
 131,231   32,322  120,236  121,251  259,461  372,719  412,020   57,921   18,620

CHANGES FROM 03/27/07 (CHANGE IN OPEN INTEREST:     -6,565)
   5,330    6,439   -2,626      189   -8,503    2,894   -4,689   -9,459   -1,876

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    30.5      7.5     27.9     28.2     60.3     86.5     95.7     13.5      4.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      258)
     161       44       78       35       39      225      136
 

Updated April 6, 2007