WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
OPTION AND FUTURES COMBINED 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 BUSHELS)                         OPEN INTEREST:      563,305
COMMITMENTS
  90,181   60,466  189,038  248,710  256,941  527,929  506,446   35,376   56,859

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:      4,881)
  -2,264   -1,874    9,004    2,093    2,857    8,833    9,987   -3,953   -5,106

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    16.0     10.7     33.6     44.2     45.6     93.7     89.9      6.3     10.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      386)
     109      130      162       88      130      306      325
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
OPTION AND FUTURES COMBINED 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 BUSHELS)                         OPEN INTEREST:    2,116,132
COMMITMENTS
 333,483   84,123  630,578  956,332  1127232  1920394  1841933  195,738  274,198

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:       -796)
 -37,586    4,751   38,221   31,049  -15,732   31,683   27,239  -32,479  -28,035

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.8      4.0     29.8     45.2     53.3     90.8     87.0      9.2     13.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      816)
     246      129      258      295      378      649      678
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
OPTION AND FUTURES COMBINED 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 BUSHELS)                         OPEN INTEREST:       15,727
COMMITMENTS
   2,501    1,893    1,493    8,617   11,723   12,611   15,109    3,116      618

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:         90)
    -994      -86      239    1,048      472      293      625     -203     -536

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.9     12.0      9.5     54.8     74.5     80.2     96.1     19.8      3.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       46)
      21        3        8       16       13       40       22
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
OPTION AND FUTURES COMBINED 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 BUSHELS)                         OPEN INTEREST:      806,666
COMMITMENTS
 139,614   37,562  275,009  344,118  415,408  758,741  727,979   47,926   78,688

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     14,975)
   1,281    3,339   44,913   22,833   19,722   69,027   67,974  -54,052  -52,999

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.3      4.7     34.1     42.7     51.5     94.1     90.2      5.9      9.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      541)
     185      108      182      141      217      395      457
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(THOUSAND BUSHELS)                                   OPEN INTEREST:       23,918
COMMITMENTS
  19,237    2,483    1,135        3    3,863   20,375    7,481    3,543   16,437

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:       -338)
    -520     -412       -6        0      287     -526     -131      188     -207

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    80.4     10.4      4.7      0.0     16.2     85.2     31.3     14.8     68.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
      14       10       11        1       11       18       29
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      354,364
COMMITMENTS
  35,958   22,499  102,112  189,060  217,842  327,130  342,453   27,234   11,911

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -1,259)
  -9,511    2,399    6,612    9,140   -4,796    6,240    4,215   -7,500   -5,474

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    10.1      6.3     28.8     53.4     61.5     92.3     96.6      7.7      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      192)
      57       39       59       68       66      160      140
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,169,831
COMMITMENTS
 182,826  183,984  113,875  722,989  676,610  1019689  974,470  150,142  195,362

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:      8,123)
 -16,900   -3,054   12,788      682  -11,325   -3,429   -1,591   11,552    9,714

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    15.6     15.7      9.7     61.8     57.8     87.2     83.3     12.8     16.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      202)
      35       56       60       89       95      162      173
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      255,117
COMMITMENTS
  40,944   14,293   47,228  135,760  179,471  223,933  240,992   31,184   14,125

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -2,172)
  -3,959    5,123   -1,429   12,103      190    6,716    3,885   -8,888   -6,057

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    16.0      5.6     18.5     53.2     70.3     87.8     94.5     12.2      5.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      174)
      48       34       45       71       64      150      120
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       21,012
COMMITMENTS
   7,175      365    1,379    8,221   18,337   16,774   20,081    4,237      930

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:        498)
    -396      164      224      440      163      269      552      230      -54

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    34.1      1.7      6.6     39.1     87.3     79.8     95.6     20.2      4.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       79)
      35        5       15       29       21       66       39
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:    1,147,740
COMMITMENTS
 267,439  202,733   27,333  717,580  806,383  1012352  1036449  135,388  111,291

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:    -43,632)
 -45,432  -34,801   -3,364   -6,562   16,709  -55,357  -21,455   11,725  -22,177

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    23.3     17.7      2.4     62.5     70.3     88.2     90.3     11.8      9.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      235)
      57       43       34      100      100      168      166
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    3,145,825
COMMITMENTS
 303,935  272,626  554,434  1938475  1864713  2796844  2691773  348,981  454,052

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:    164,054)
-125,993  -25,389   88,915  205,805   76,362  168,727  139,888   -4,673   24,166

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.7      8.7     17.6     61.6     59.3     88.9     85.6     11.1     14.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      287)
      55       67       77      126      147      217      256
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    2,198,341
COMMITMENTS
 580,606  283,676  165,377  1177215  1482464  1923199  1931517  275,143  266,825

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     16,568)
  61,157 -110,852    9,887  -36,916  118,915   34,128   17,950  -17,561   -1,383

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.4     12.9      7.5     53.6     67.4     87.5     87.9     12.5     12.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      213)
      55       42       40       94       91      162      161
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:      450,484
COMMITMENTS
 101,488   34,369  109,297  209,245  272,615  420,030  416,281   30,453   34,203

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     77,749)
  14,642  -10,309   31,233   35,848   60,504   81,723   81,428   -3,974   -3,678

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.5      7.6     24.3     46.4     60.5     93.2     92.4      6.8      7.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      116)
      23       25       36       50       56       94      100
 
 
GOLD, 100 TROY OZ - CHICAGO BOARD OF TRADE                           Code-088606
OPTION AND FUTURES COMBINED 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:       16,560
COMMITMENTS
   3,486    2,506    1,934    1,512    7,648    6,932   12,088    9,628    4,472

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:        469)
    -424     -756    1,063     -764       59     -126      366      594      102

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    21.1     15.1     11.7      9.1     46.2     41.9     73.0     58.1     27.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       8        8        5        4        6       15       16
 
 
DOW JONES INDUSTRIAL AVERAGE - CHICAGO BOARD OF TRADE                Code-124601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       47,131
COMMITMENTS
  19,017   14,531    5,766   14,754   15,263   39,536   35,560    7,595   11,571

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:      8,814)
   1,168     -292    2,760    1,217    2,205    5,145    4,674    3,669    4,140

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    40.3     30.8     12.2     31.3     32.4     83.9     75.4     16.1     24.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       67)
      25       20       20       16       15       53       43
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:      122,261
COMMITMENTS
  54,274   38,730    7,018   42,807   58,738  104,099  104,485   18,162   17,776

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     17,790)
  -1,638     -989    4,618   12,095    9,017   15,075   12,647    2,714    5,143

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    44.4     31.7      5.7     35.0     48.0     85.1     85.5     14.9     14.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      129)
      42       43       33       29       34       86       95
 
 
INTEREST RATE SWAPS 10YR - 3MO - CHICAGO BOARD OF TRADE              Code-246602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       51,500
COMMITMENTS
   5,680    4,892    1,269   44,220   45,264   51,169   51,425      331       75

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -6,084)
  -1,076    1,166     -740   -3,478   -5,646   -5,294   -5,220     -790     -864

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.0      9.5      2.5     85.9     87.9     99.4     99.9      0.6      0.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       46)
      10       15        3       16       10       27       27
 
 
INTEREST RATE SWAPS 5YR - 3MO - CHICAGO BOARD OF TRADE               Code-247602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/18/08          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       18,234
COMMITMENTS
   2,107    3,969      298   15,745   13,893   18,150   18,160       84       74

CHANGES FROM 03/11/08 (CHANGE IN OPEN INTEREST:     -9,160)
    -832   -1,095      138   -8,413   -8,144   -9,107   -9,101      -53      -59

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.6     21.8      1.6     86.3     76.2     99.5     99.6      0.5      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       7        9        3       10        8       19       18
 

Updated March 21, 2008