SILVER - COMMODITY EXCHANGE INC.                                     Code-084691
FUTURES ONLY POSITIONS AS OF 03/18/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 TROY OUNCES)                     OPEN INTEREST:      160,860
COMMITMENTS
  59,944    9,489   32,853   37,413  108,601  130,210  150,943   30,650    9,917

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -1,621)
      18      573       21   -1,459   -1,173   -1,420     -579     -201   -1,042

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    37.3      5.9     20.4     23.3     67.5     80.9     93.8     19.1      6.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      164)
      86       30       44       22       32      127       94
 
 
COPPER-GRADE #1 - COMMODITY EXCHANGE INC.                            Code-085692
FUTURES ONLY POSITIONS AS OF 03/18/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 25,000 POUNDS)                         OPEN INTEREST:      101,953
COMMITMENTS
  27,231   19,888   12,662   49,184   56,049   89,077   88,599   12,876   13,354

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -1,154)
  -1,911      746      789     -358   -2,782   -1,480   -1,247      326       93

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    26.7     19.5     12.4     48.2     55.0     87.4     86.9     12.6     13.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      170)
      46       54       41       40       41      119      118
 
 
GOLD - COMMODITY EXCHANGE INC.                                       Code-088691
FUTURES ONLY POSITIONS AS OF 03/18/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:      489,055
COMMITMENTS
 232,427   40,418   82,583  110,087  349,215  425,097  472,216   63,958   16,839

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:      7,020)
  -6,621   -2,287    5,451    7,248    3,118    6,078    6,282      942      738

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    47.5      8.3     16.9     22.5     71.4     86.9     96.6     13.1      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      302)
     176       63       65       42       45      254      138
 

Updated March 21, 2008