SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
OPTION AND FUTURES COMBINED POSITIONS AS OF 02/26/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      219,587
COMMITMENTS
  59,932    7,341   65,205   53,358  126,584  178,496  199,131   41,091   20,456

CHANGES FROM 02/19/08 (CHANGE IN OPEN INTEREST:    -26,204)
  -1,552   -1,723  -13,972  -11,915  -15,175  -27,438  -30,870    1,234    4,666

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3      3.3     29.7     24.3     57.6     81.3     90.7     18.7      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      162)
      78       32       53       34       36      137      103
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
OPTION AND FUTURES COMBINED POSITIONS AS OF 02/26/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      102,213
COMMITMENTS
  24,783   19,215   12,164   52,749   57,730   89,696   89,109   12,517   13,104

CHANGES FROM 02/19/08 (CHANGE IN OPEN INTEREST:      7,355)
   3,462    1,492    4,389     -403    4,573    7,447   10,454      -92   -3,099

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.2     18.8     11.9     51.6     56.5     87.8     87.2     12.2     12.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      172)
      46       54       43       44       42      126      118
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
OPTION AND FUTURES COMBINED POSITIONS AS OF 02/26/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      646,391
COMMITMENTS
 254,665   32,573  157,776  158,092  426,250  570,532  616,599   75,858   29,792

CHANGES FROM 02/19/08 (CHANGE IN OPEN INTEREST:     13,876)
   2,699    4,480      462    3,557    4,642    6,718    9,584    7,158    4,292

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    39.4      5.0     24.4     24.5     65.9     88.3     95.4     11.7      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      340)
     205       69      107       44       53      290      190
 

Updated February 29, 2008