WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      380,186
COMMITMENTS
  93,078   62,006   59,857  195,173  208,576  348,108  330,439   32,078   49,747

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -13,744)
   1,219    1,146   -8,566   -7,095   -5,480  -14,442  -12,900      698     -844

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.5     16.3     15.7     51.3     54.9     91.6     86.9      8.4     13.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      337)
      92       98      114       81      115      247      271
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:    1,396,547
COMMITMENTS
 401,940  111,072  177,436  665,245  877,607  1244621  1166115  151,926  230,432

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:      6,643)
  10,907   15,017      353  -22,473  -22,228  -11,213   -6,858   17,856   13,501

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    28.8      8.0     12.7     47.6     62.8     89.1     83.5     10.9     16.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      784)
     216      131      186      243      345      562      595
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       14,302
COMMITMENTS
   2,771      420      739    7,495   11,689   11,005   12,848    3,297    1,454

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:        292)
    -101   -1,538       79      115    1,078       93     -381      199      673

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    19.4      2.9      5.2     52.4     81.7     76.9     89.8     23.1     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       43)
      17        3        7       17       13       36       22
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      512,579
COMMITMENTS
 155,130   50,367   68,095  234,942  303,372  458,167  421,834   54,412   90,745

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -14,865)
 -10,106     -110    2,829  -26,207  -37,643  -33,484  -34,924   18,619   20,059

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    30.3      9.8     13.3     45.8     59.2     89.4     82.3     10.6     17.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      505)
     178       86      122      109      192      344      367
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(THOUSAND BUSHELS)                                   OPEN INTEREST:       24,085
COMMITMENTS
  20,248    2,836    1,102        3    4,471   21,353    8,409    2,732   15,676

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:        768)
   1,492      458     -201        0      166    1,291      423     -523      345

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    84.1     11.8      4.6      0.0     18.6     88.7     34.9     11.3     65.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       39)
      19        8       12        1       12       23       29
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      291,212
COMMITMENTS
  55,135   22,717   55,630  152,760  195,896  263,525  274,243   27,687   16,969

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:      8,693)
  12,295     -703    2,022  -11,538   -1,008    2,779      311    5,914    8,382

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    18.9      7.8     19.1     52.5     67.3     90.5     94.2      9.5      5.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      181)
      56       37       55       61       52      149      125
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      905,321
COMMITMENTS
 148,994  148,164    4,897  627,621  582,065  781,512  735,126  123,809  170,195

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -36,602)
 -37,886  -11,436       50    3,596  -15,432  -34,240  -26,818   -2,362   -9,784

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    16.5     16.4      0.5     69.3     64.3     86.3     81.2     13.7     18.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      180)
      36       38       25       71       80      120      130
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      223,879
COMMITMENTS
  53,896   11,165   20,719  116,789  172,978  191,404  204,862   32,475   19,017

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:      4,083)
   4,743   -5,002    1,525  -10,172     -271   -3,904   -3,748    7,987    7,831

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.1      5.0      9.3     52.2     77.3     85.5     91.5     14.5      8.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      168)
      58       20       37       72       61      148      107
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       21,276
COMMITMENTS
   7,085      346    1,186    8,538   18,506   16,809   20,038    4,467    1,238

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:        832)
    -551     -115      319      508      481      276      685      556      147

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    33.3      1.6      5.6     40.1     87.0     79.0     94.2     21.0      5.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       78)
      36        3       13       29       24       65       40
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:    1,131,638
COMMITMENTS
 273,129  228,008   10,979  731,247  780,359  1015355  1019346  116,283  112,292

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -15,895)
 -28,101   -4,301    2,341   14,252   -9,211  -11,508  -11,171   -4,387   -4,724

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.1     20.1      1.0     64.6     69.0     89.7     90.1     10.3      9.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      209)
      41       40       16       89       85      136      135
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    2,072,126
COMMITMENTS
 269,253  354,440   38,077  1470526  1297483  1777856  1690000  294,270  382,126

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -20,994)
  -4,062     -432  -10,478   -7,079  -21,968  -21,619  -32,878      625   11,884

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    13.0     17.1      1.8     71.0     62.6     85.8     81.6     14.2     18.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      274)
      48       75       30       89      119      153      208
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,829,252
COMMITMENTS
 551,312  260,058   24,097  1025758  1297454  1601167  1581609  228,085  247,643

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:    -26,695)
 -28,736    1,106   -4,292   13,478  -23,248  -19,550  -26,434   -7,145     -261

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    30.1     14.2      1.3     56.1     70.9     87.5     86.5     12.5     13.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      194)
      47       41       16       73       76      126      128
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:      338,957
COMMITMENTS
  54,506   32,032   43,090  213,888  234,583  311,484  309,705   27,473   29,252

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:      8,750)
  -9,798    8,224    8,683   10,765   -3,695    9,650   13,212     -900   -4,462

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    16.1      9.5     12.7     63.1     69.2     91.9     91.4      8.1      8.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      102)
      23       17       25       51       48       85       82
 
 
DOW JONES INDUSTRIAL AVERAGE - CHICAGO BOARD OF TRADE                Code-124601
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       27,763
COMMITMENTS
  15,860    9,733       20    7,523   12,621   23,403   22,374    4,360    5,389

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:      3,669)
   1,802    1,544        4    1,096    1,011    2,902    2,559      767    1,110

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    57.1     35.1      0.1     27.1     45.5     84.3     80.6     15.7     19.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       44)
      13       14        3        9        9       25       23
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:       80,007
COMMITMENTS
  34,241   23,250      844   31,633   40,605   66,718   64,699   13,289   15,308

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:     11,828)
   9,288    4,842      287      221    4,431    9,796    9,560    2,032    2,268

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    42.8     29.1      1.1     39.5     50.8     83.4     80.9     16.6     19.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       98)
      35       30        4       17       21       52       55
 
 
INTEREST RATE SWAPS 10YR - 3MO - CHICAGO BOARD OF TRADE              Code-246602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       50,675
COMMITMENTS
   5,488    4,389    1,269   43,687   44,993   50,444   50,651      231       24

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:        262)
    -189     -205        0      477      526      288      321      -26      -59

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.8      8.7      2.5     86.2     88.8     99.5    100.0      0.5      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       48)
      10       15        3       19       11       30       28
 
 
INTEREST RATE SWAPS 5YR - 3MO - CHICAGO BOARD OF TRADE               Code-247602
FUTURES ONLY POSITIONS AS OF 04/01/08                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       17,918
COMMITMENTS
   2,146    1,207      564   15,140   16,075   17,850   17,846       68       72

CHANGES FROM 03/25/08 (CHANGE IN OPEN INTEREST:       -259)
     202   -2,208        6     -447    1,935     -239     -267      -20        8

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    12.0      6.7      3.1     84.5     89.7     99.6     99.6      0.4      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       9        8        3        9        9       20       18
 

Updated April 4, 2008