```
  
 
WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      467,393
COMMITMENTS
  75,589  123,616   65,013  294,047  223,852  434,649  412,481   32,744   54,912

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     12,405)
   1,417   12,551    2,601    7,301   -5,461   11,319    9,691    1,086    2,714

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    16.2     26.4     13.9     62.9     47.9     93.0     88.3      7.0     11.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      396)
     107      155      134       71      101      270      315
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:    1,211,345
COMMITMENTS
 296,014  185,133  162,691  635,857  610,584  1094562  958,408  116,783  252,937

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     22,531)
  11,520   17,371    7,069    8,594     -993   27,183   23,447   -4,652     -916

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.4     15.3     13.4     52.5     50.4     90.4     79.1      9.6     20.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      705)
     180      150      184      178      292      463      560
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       17,171
COMMITMENTS
   2,701    4,896      294   10,745    9,916   13,740   15,106    3,431    2,065

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:        274)
     109      400      -47       54     -221      116      132      158      142

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    15.7     28.5      1.7     62.6     57.7     80.0     88.0     20.0     12.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       55)
      16       19        4       15       11       32       33
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      460,112
COMMITMENTS
 104,293   71,074   64,524  251,264  228,511  420,081  364,109   40,031   96,003

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:        107)
  -7,444    6,662    3,245    5,381   -9,903    1,182        4   -1,075      103

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    22.7     15.4     14.0     54.6     49.7     91.3     79.1      8.7     20.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      481)
     141      126      132       94      170      310      383
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(Contracts of 1,000 Bushels)                         OPEN INTEREST:       18,572
COMMITMENTS
  14,868      390      395       46    3,400   15,309    4,185    3,263   14,387

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:        189)
     -82      -40      171        0      -44       89       87      100      102

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    80.1      2.1      2.1      0.2     18.3     82.4     22.5     17.6     77.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
      15        2        9        2        9       19       18
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      299,700
COMMITMENTS
  54,904   63,125   43,200  177,094  165,478  275,198  271,803   24,502   27,897

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     11,852)
   1,220   12,088    2,381    8,157   -4,239   11,758   10,230       94    1,622

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    18.3     21.1     14.4     59.1     55.2     91.8     90.7      8.2      9.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      251)
      64       83       70       63       53      179      175
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      749,720
COMMITMENTS
  78,038  175,515   14,371  508,708  438,585  601,117  628,471  148,603  121,249

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     11,248)
   4,622    2,983    2,648    4,517    8,508   11,787   14,139     -539   -2,891

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.4     23.4      1.9     67.9     58.5     80.2     83.8     19.8     16.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      166)
      22       35       15       76       81      107      122
 
 
LONG-TERM U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE               Code-020604
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      135,421
COMMITMENTS
   3,449   24,284    2,958   94,051   88,446  100,458  115,688   34,963   19,733

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     12,061)
   1,650    1,912      826   11,517    6,850   13,993    9,588   -1,932    2,473

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     2.5     17.9      2.2     69.5     65.3     74.2     85.4     25.8     14.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       2        5        1       17       16       20       21
 
 
CBT ETHANOL - CHICAGO BOARD OF TRADE                                 Code-025601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 29,000 U.S. GALLONS)                   OPEN INTEREST:        9,296
COMMITMENTS
     981      486      185    7,540    8,310    8,706    8,981      590      315

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:        633)
    -189       68      -26      715      559      500      601      133       32

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.6      5.2      2.0     81.1     89.4     93.7     96.6      6.3      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       5        6        2       16       18       23       24
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      176,145
COMMITMENTS
  50,929   22,944   19,960   73,723  109,722  144,612  152,626   31,533   23,519

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     -6,188)
  -6,428   -4,234   -1,105    3,497   -1,445   -4,036   -6,784   -2,152      596

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    28.9     13.0     11.3     41.9     62.3     82.1     86.6     17.9     13.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      180)
      52       44       48       59       58      148      123
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       15,501
COMMITMENTS
   3,633    4,447    1,031    8,230    7,507   12,894   12,985    2,607    2,516

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:        265)
     219      121       59       56      -77      334      103      -69      162

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.4     28.7      6.7     53.1     48.4     83.2     83.8     16.8     16.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       80)
      19       24       13       25       22       52       56
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:    1,026,850
COMMITMENTS
 263,494  183,712   58,911  599,833  655,119  922,238  897,742  104,612  129,108

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     11,932)
 -17,599  -26,415   22,321    8,791   25,724   13,513   21,630   -1,581   -9,698

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    25.7     17.9      5.7     58.4     63.8     89.8     87.4     10.2     12.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      235)
      31       60       18       84      114      127      180
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,868,089
COMMITMENTS
 147,601  414,830   38,151  1384110  1130284  1569862  1583265  298,227  284,824

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     64,842)
   5,186   32,618    4,140   42,689   34,824   52,015   71,582   12,827   -6,740

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.9     22.2      2.0     74.1     60.5     84.0     84.8     16.0     15.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      272)
      31       60       38      121      131      180      202
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,102,263
COMMITMENTS
 157,439  150,902   23,643  723,284  680,568  904,366  855,113  197,897  247,150

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     72,475)
  -8,579   46,152    3,485   96,831   17,794   91,737   67,431  -19,262    5,044

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    14.3     13.7      2.1     65.6     61.7     82.0     77.6     18.0     22.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      173)
      25       32       17       68       95      102      135
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:      658,369
COMMITMENTS
 140,323   22,726   59,644  415,231  519,695  615,198  602,065   43,171   56,304

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:     40,243)
  14,974    3,735    1,133   28,646   37,946   44,753   42,814   -4,510   -2,571

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    21.3      3.5      9.1     63.1     78.9     93.4     91.4      6.6      8.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      113)
      27       17       30       53       57       93       96
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:       73,746
COMMITMENTS
  16,947   11,214    1,905   42,565   47,701   61,417   60,820   12,329   12,926

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:       -815)
  -1,238    1,446      286      839   -2,626     -113     -894     -702       79

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.0     15.2      2.6     57.7     64.7     83.3     82.5     16.7     17.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       93)
      25       13        7       30       33       58       50
 
 
DOW JONES UBS EXCESS RETURN - CHICAGO BOARD OF TRADE                 Code-221602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
($100 X INDEX)                                       OPEN INTEREST:       10,352
COMMITMENTS
   6,682    2,335        0    3,303    7,973    9,985   10,308      367       44

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    64.5     22.6      0.0     31.9     77.0     96.5     99.6      3.5      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       9        6        0        4        1       13        7
 
 
INTEREST RATE SWAPS 10YR - CHICAGO BOARD OF TRADE                    Code-246602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       13,885
COMMITMENTS
   3,643      692        6    9,790   12,810   13,439   13,508      446      377

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:       -817)
    -787      -10        0      -48     -763     -835     -773       18      -44

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    26.2      5.0      0.0     70.5     92.3     96.8     97.3      3.2      2.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       4        8        1        9       18       13       27
 
 
INTEREST RATE SWAPS 5YR - CHICAGO BOARD OF TRADE                     Code-247602
FUTURES ONLY POSITIONS AS OF 05/18/10                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       32,555
COMMITMENTS
   3,799      826      154   26,897   30,030   30,850   31,010    1,705    1,545

CHANGES FROM 05/11/10 (CHANGE IN OPEN INTEREST:         30)
     654     -750        0   -1,239      174     -585     -576      615      606

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    11.7      2.5      0.5     82.6     92.2     94.8     95.3      5.2      4.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       9        4        1        8       14       17       19
```

----

Updated May 27, 2010