WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      543,520
COMMITMENTS
  88,579   56,314  178,235  242,080  251,393  508,895  485,943   34,625   57,577

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -19,785)
  -1,601   -4,152  -10,803   -6,631   -5,548  -19,035  -20,503     -751      718

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    16.3     10.4     32.8     44.5     46.3     93.6     89.4      6.4     10.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      370)
      97      126      155       90      129      292      318
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:    2,069,835
COMMITMENTS
 292,132   81,336  640,579  951,576  1085495  1884286  1807410  185,550  262,426

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -46,296)
 -41,352   -2,787   10,000   -4,757  -41,737  -36,108  -34,524  -10,188  -11,773

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    14.1      3.9     30.9     46.0     52.4     91.0     87.3      9.0     12.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      805)
     236      130      258      304      381      648      683
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       15,480
COMMITMENTS
   1,911    1,980    1,824    8,467   10,699   12,202   14,502    3,278      978

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:       -247)
    -590       86      331     -150   -1,024     -409     -607      162      360

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.3     12.8     11.8     54.7     69.1     78.8     93.7     21.2      6.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       43)
      16        7        9       15       13       36       24
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      789,241
COMMITMENTS
 136,167   36,752  282,120  327,983  393,808  746,270  712,681   42,971   76,560

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -17,425)
  -3,447     -810    7,111  -16,135  -21,600  -12,471  -15,298   -4,954   -2,127

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.3      4.7     35.7     41.6     49.9     94.6     90.3      5.4      9.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      531)
     169      117      184      135      213      392      446
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(THOUSAND BUSHELS)                                   OPEN INTEREST:       23,317
COMMITMENTS
  18,756    2,378    1,303        3    4,305   20,062    7,986    3,255   15,331

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:       -601)
    -481     -105      168        0      442     -313      505     -288   -1,106

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    80.4     10.2      5.6      0.0     18.5     86.0     34.2     14.0     65.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
      13        9       12        1       12       18       29
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      355,200
COMMITMENTS
  31,331   24,082  104,653  194,631  215,364  330,615  344,099   24,586   11,101

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:        836)
  -4,627    1,583    2,541    5,571   -2,478    3,485    1,646   -2,648     -809

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     8.8      6.8     29.5     54.8     60.6     93.1     96.9      6.9      3.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      183)
      54       38       56       66       66      152      137
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,109,702
COMMITMENTS
 194,834  160,073   94,236  687,589  662,277  976,659  916,587  133,043  193,115

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -60,130)
  12,008  -23,912  -19,639  -35,400  -14,333  -43,030  -57,883  -17,099   -2,247

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.6     14.4      8.5     62.0     59.7     88.0     82.6     12.0     17.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      189)
      32       51       57       86       89      155      160
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      253,447
COMMITMENTS
  37,995   15,362   44,617  142,949  181,167  225,562  241,146   27,886   12,301

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:     -1,670)
  -2,949    1,069   -2,611    7,189    1,695    1,629      154   -3,299   -1,824

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.0      6.1     17.6     56.4     71.5     89.0     95.1     11.0      4.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      169)
      49       30       47       71       67      145      125
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       21,370
COMMITMENTS
   7,484      447    1,550    8,313   18,187   17,346   20,184    4,024    1,187

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:        358)
     309       82      171       92     -150      572      102     -213      256

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    35.0      2.1      7.3     38.9     85.1     81.2     94.4     18.8      5.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       81)
      35        7       16       30       22       68       42
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:    1,163,447
COMMITMENTS
 299,136  231,717   18,745  723,998  794,242  1041880  1044705  121,568  118,743

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:     15,707)
  31,697   28,984   -8,588    6,418  -12,140   29,528    8,256  -13,820    7,452

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    25.7     19.9      1.6     62.2     68.3     89.6     89.8     10.4     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      213)
      40       41       26      102       91      154      146
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    2,871,923
COMMITMENTS
 266,958  316,270  441,380  1850553  1722824  2558890  2480474  313,033  391,449

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:   -273,902)
 -36,977   43,645 -113,054  -87,923 -141,889 -237,954 -211,299  -35,948  -62,603

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.3     11.0     15.4     64.4     60.0     89.1     86.4     10.9     13.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      277)
      49       69       70      119      141      206      243
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    2,068,640
COMMITMENTS
 564,966  253,020  133,654  1127315  1427645  1825935  1814320  242,706  254,321

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:   -129,701)
 -15,640  -30,656  -31,723  -49,901  -54,818  -97,264 -117,197  -32,437  -12,504

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.3     12.2      6.5     54.5     69.0     88.3     87.7     11.7     12.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      203)
      46       48       39       90       84      154      154
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:      429,306
COMMITMENTS
  65,384   23,319  105,220  228,868  265,692  399,472  394,231   29,834   35,075

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -21,178)
 -36,104  -11,051   -4,077   19,622   -6,923  -20,559  -22,050     -619      872

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.2      5.4     24.5     53.3     61.9     93.1     91.8      6.9      8.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      111)
      23       22       33       51       59       91       99
 
 
DOW JONES INDUSTRIAL AVERAGE - CHICAGO BOARD OF TRADE                Code-124601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       25,105
COMMITMENTS
  14,108    8,120      407    6,693   11,985   21,208   20,512    3,897    4,593

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -22,026)
  -4,909   -6,411   -5,359   -8,061   -3,278  -18,329  -15,048   -3,697   -6,978

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    56.2     32.3      1.6     26.7     47.7     84.5     81.7     15.5     18.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
       9       11        5       10       10       23       22
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:       72,053
COMMITMENTS
  25,048   17,747    1,828   33,776   39,089   60,652   58,664   11,401   13,389

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:    -50,208)
 -29,226  -20,983   -5,190   -9,031  -19,648  -43,447  -45,821   -6,762   -4,387

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.8     24.6      2.5     46.9     54.3     84.2     81.4     15.8     18.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       93)
      27       32       11       20       22       54       58
 
 
INTEREST RATE SWAPS 10YR - 3MO - CHICAGO BOARD OF TRADE              Code-246602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       50,413
COMMITMENTS
   5,677    4,594    1,269   43,210   44,467   50,156   50,330      257       83

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:     -1,087)
      -3     -298        0   -1,010     -797   -1,013   -1,095      -74        8

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.3      9.1      2.5     85.7     88.2     99.5     99.8      0.5      0.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       46)
      10       15        3       17       10       28       27
 
 
INTEREST RATE SWAPS 5YR - 3MO - CHICAGO BOARD OF TRADE               Code-247602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/25/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       18,177
COMMITMENTS
   1,944    3,415      558   15,587   14,140   18,089   18,113       88       64

CHANGES FROM 03/18/08 (CHANGE IN OPEN INTEREST:        -57)
    -163     -554      260     -158      247      -61      -47        4      -10

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    10.7     18.8      3.1     85.8     77.8     99.5     99.6      0.5      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       7       10        3       10        8       19       19
 

Updated March 28, 2008