```
 
 
WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      625,863
COMMITMENTS
  91,606   77,404  174,618  313,445  310,850  579,669  562,871   46,194   62,992

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:       -129)
     560     -598      -32      469     -636      997   -1,266   -1,127    1,137

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    14.6     12.4     27.9     50.1     49.7     92.6     89.9      7.4     10.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      450)
     139      143      195      105      136      356      384
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:    2,248,933
COMMITMENTS
 403,389   93,421  709,186  923,150  1159244  2035726  1961851  213,207  287,082

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:    -79,894)
   4,175   -1,439  -55,740  -32,482  -22,773  -84,047  -79,952    4,153       59

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    17.9      4.2     31.5     41.0     51.5     90.5     87.2      9.5     12.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      878)
     261      142      294      294      422      672      763
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       15,743
COMMITMENTS
   2,041      529    2,168    8,095   11,376   12,303   14,073    3,440    1,671

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:      1,025)
    -116      100      580      343      213      807      893      219      132

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.0      3.4     13.8     51.4     72.3     78.1     89.4     21.9     10.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       44)
      17        5        9       18       15       37       27
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      882,782
COMMITMENTS
 158,660   33,607  302,830  355,678  451,233  817,169  787,670   65,613   95,112

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:    -13,269)
  -5,779   -1,546   -7,993    1,252     -836  -12,520  -10,375     -748   -2,894

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    18.0      3.8     34.3     40.3     51.1     92.6     89.2      7.4     10.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      543)
     200      104      214      142      208      433      457
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 1,000 Bushels)                         OPEN INTEREST:       24,965
COMMITMENTS
  21,960    2,028      371       21    5,803   22,352    8,202    2,613   16,763

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:        297)
     215      -61       29        0       97      244       65       53      232

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    88.0      8.1      1.5      0.1     23.2     89.5     32.9     10.5     67.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
      20        5        5        1       15       21       25
 
 
SOYBEAN CSO OLD NEW CY - CHICAGO BOARD OF TRADE                      Code-005606
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       12,649
COMMITMENTS
     605   10,291    1,470    9,842      641   11,917   12,402      733      248

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:        239)
     177      931     -466      542     -200      253      265      -14      -26

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     4.8     81.4     11.6     77.8      5.1     94.2     98.0      5.8      2.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       5        7        7       13        7       24       15
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      445,532
COMMITMENTS
  88,965   34,055  106,361  214,336  279,710  409,662  420,125   35,870   25,406

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     12,988)
   4,966     -990    6,476      519    8,513   11,961   13,998    1,027   -1,010

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.0      7.6     23.9     48.1     62.8     91.9     94.3      8.1      5.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      270)
      98       59      100       76       79      231      203
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      650,741
COMMITMENTS
  74,718   94,157   32,071  399,147  353,141  505,935  479,368  144,806  171,373

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:    -35,497)
  -6,775   -1,161   -8,795  -20,905  -32,923  -36,475  -42,879      979    7,382

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    11.5     14.5      4.9     61.3     54.3     77.7     73.7     22.3     26.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      146)
      20       32       33       75       68      115      113
 
 
LONG-TERM U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE               Code-020604
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      321,700
COMMITMENTS
  43,962   56,653    1,130  211,238  219,406  256,330  277,188   65,370   44,512

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:      3,927)
     483   -1,702     -293    5,372    4,073    5,561    2,078   -1,634    1,849

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.7     17.6      0.4     65.7     68.2     79.7     86.2     20.3     13.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       63)
       6       10        3       32       31       39       43
 
 
CBT ETHANOL - CHICAGO BOARD OF TRADE                                 Code-025601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 29,000 U.S. GALLONS)                   OPEN INTEREST:        7,594
COMMITMENTS
     566      277      661    5,915    6,305    7,142    7,243      452      351

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:       -253)
    -120       27     -179      159        8     -140     -144     -113     -109

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     7.5      3.6      8.7     77.9     83.0     94.0     95.4      6.0      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       5        3        4       18       20       25       25
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      251,646
COMMITMENTS
  51,595   24,890   50,709  108,783  153,927  211,087  229,527   40,559   22,119

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     -1,403)
  -1,566      901    2,025   -2,642   -4,075   -2,183   -1,148      779     -255

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.5      9.9     20.2     43.2     61.2     83.9     91.2     16.1      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      197)
      63       33       56       73       68      167      140
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       26,423
COMMITMENTS
   7,283    3,250    2,821    9,204   18,569   19,308   24,639    7,115    1,784

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:       -206)
       4      -94     -194      257       42       67     -245     -274       39

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.6     12.3     10.7     34.8     70.3     73.1     93.3     26.9      6.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      115)
      56       18       22       30       22       97       57
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:      975,217
COMMITMENTS
 236,677  128,143   68,493  565,688  629,522  870,857  826,158  104,360  149,060

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     10,899)
 -20,176  -26,225   14,060   22,167   11,906   16,052     -259   -5,152   11,159

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.3     13.1      7.0     58.0     64.6     89.3     84.7     10.7     15.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      239)
      45       49       34       88      119      153      182
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,952,550
COMMITMENTS
 201,946  215,959  230,061  1237467  1116989  1669474  1563008  283,077  389,542

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:   -118,682)
     562   17,437  -78,319  -33,185  -81,032 -110,942 -141,914   -7,740   23,232

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    10.3     11.1     11.8     63.4     57.2     85.5     80.0     14.5     20.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      276)
      54       59       69      128      147      217      240
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,379,590
COMMITMENTS
 270,062  132,157   84,292  813,731  883,060  1168086  1099509  211,504  280,080

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     -3,370)
 -22,164    6,517  -32,981   54,460   18,979     -684   -7,485   -2,686    4,115

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    19.6      9.6      6.1     59.0     64.0     84.7     79.7     15.3     20.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      193)
      28       38       34       96      104      143      157
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:      963,401
COMMITMENTS
 117,701   60,147  320,247  490,829  536,815  928,776  917,209   34,624   46,192

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     45,561)
  -2,712   -3,151   19,225   28,037   28,524   44,550   44,599    1,011      962

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.2      6.2     33.2     50.9     55.7     96.4     95.2      3.6      4.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      140)
      33       30       44       61       65      116      122
 
 
DJIA Consolidated - CHICAGO BOARD OF TRADE                           Code-12460+
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       60,239
COMMITMENTS
  24,111    4,452      967   25,917   48,951   50,995   54,370    9,244    5,868

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     13,917)
   8,695      318       47    1,209   14,184    9,950   14,549    3,967     -632

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    40.0      7.4      1.6     43.0     81.3     84.7     90.3     15.3      9.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       85)
      24       12        9       26       32       54       49
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:      120,477
COMMITMENTS
  48,222    8,903    1,935   51,833   97,903  101,990  108,740   18,487   11,737

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:     27,834)
  17,389      636       94    2,418   28,368   19,901   29,097    7,934   -1,263

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    40.0      7.4      1.6     43.0     81.3     84.7     90.3     15.3      9.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       85)
      24       12        9       26       32       54       49
 
 
DOW JONES UBS EXCESS RETURN - CHICAGO BOARD OF TRADE                 Code-221602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($100 X INDEX)                                       OPEN INTEREST:        9,679
COMMITMENTS
   6,319    3,080       37    1,748    5,038    8,104    8,155    1,575    1,524

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:        857)
    -179   -1,482        0     -475      839     -654     -643    1,511    1,500

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    65.3     31.8      0.4     18.1     52.1     83.7     84.3     16.3     15.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
      13        4        1        2        3       15        8
 
 
INTEREST RATE SWAPS 10YR - CHICAGO BOARD OF TRADE                    Code-246602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       11,922
COMMITMENTS
     273    1,265       11   11,556   10,386   11,840   11,662       82      260

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:        -41)
    -125     -534        1       93      503      -31      -30      -10      -11

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     2.3     10.6      0.1     96.9     87.1     99.3     97.8      0.7      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       2        8        1        6       14        8       23
 
 
INTEREST RATE SWAPS 5YR - CHICAGO BOARD OF TRADE                     Code-247602
OPTION AND FUTURES COMBINED POSITIONS AS OF 03/29/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       28,480
COMMITMENTS
   1,159    1,753        0   27,161   26,588   28,320   28,341      160      139

CHANGES FROM 03/22/11 (CHANGE IN OPEN INTEREST:       -418)
  -1,815      366        0    1,819     -894        4     -528     -422      110

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     4.1      6.2      0.0     95.4     93.4     99.4     99.5      0.6      0.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       4        6        0        7       15       11       21
```

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Updated April 1, 2011