```
 
 
WHEAT - CHICAGO BOARD OF TRADE                                       Code-001602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      538,933
COMMITMENTS
  73,791  104,201  142,944  277,716  223,249  494,451  470,395   44,481   68,538

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     12,645)
    -537    5,791    2,147    9,871    2,251   11,481   10,189    1,164    2,456

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    13.7     19.3     26.5     51.5     41.4     91.7     87.3      8.3     12.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      409)
     121      147      176      100      117      324      351
 
 
CORN - CHICAGO BOARD OF TRADE                                        Code-002602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:    1,891,929
COMMITMENTS
 383,397   84,689  567,151  752,127  954,090  1702675  1605929  189,255  286,000

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     97,625)
  22,373    1,708   47,643   24,788   40,780   94,804   90,130    2,821    7,495

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.3      4.5     30.0     39.8     50.4     90.0     84.9     10.0     15.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      882)
     254      168      285      288      415      673      750
 
 
OATS - CHICAGO BOARD OF TRADE                                        Code-004603
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:       14,067
COMMITMENTS
   2,932      872    1,600    6,689   10,133   11,222   12,605    2,845    1,462

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:       -137)
      59       86     -572      301      293     -212     -193       75       56

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    20.8      6.2     11.4     47.6     72.0     79.8     89.6     20.2     10.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       41)
      19        5        6       13       13       32       24
 
 
SOYBEANS - CHICAGO BOARD OF TRADE                                    Code-005602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 5,000 BUSHELS)                         OPEN INTEREST:      709,119
COMMITMENTS
 157,654   54,011  199,716  292,372  377,841  649,742  631,567   59,377   77,552

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:    -17,178)
  -8,841    5,294   -3,795    1,171  -14,241  -11,465  -12,742   -5,713   -4,436

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.2      7.6     28.2     41.2     53.3     91.6     89.1      8.4     10.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      578)
     186      158      221      121      203      421      488
 
 
MINI SOYBEANS - CHICAGO BOARD OF TRADE                               Code-005603
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(Contracts of 1,000 Bushels)                         OPEN INTEREST:       23,568
COMMITMENTS
  20,381    2,170      111        0    5,726   20,492    8,007    3,076   15,561

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:       -303)
    -454     -165       15        0      216     -439       66      136     -369

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    86.5      9.2      0.5      0.0     24.3     86.9     34.0     13.1     66.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       39)
      17        7        6        0       15       17       28
 
 
SOYBEAN OIL - CHICAGO BOARD OF TRADE                                 Code-007601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 60,000 POUNDS)                         OPEN INTEREST:      328,367
COMMITMENTS
  72,727   45,195   56,876  166,247  201,101  295,850  303,172   32,517   25,196

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:      7,392)
   4,561    2,372    1,163      980    4,482    6,704    8,017      689     -625

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.1     13.8     17.3     50.6     61.2     90.1     92.3      9.9      7.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      248)
      81       69       79       69       71      198      184
 
 
U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE                         Code-020601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      789,441
COMMITMENTS
  75,139  124,912   81,488  461,708  427,317  618,336  633,718  171,105  155,724

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     59,695)
   3,748   -5,164   26,767   23,189   17,978   53,704   39,581    5,990   20,114

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     9.5     15.8     10.3     58.5     54.1     78.3     80.3     21.7     19.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      171)
      33       36       40       82       85      137      139
 
 
LONG-TERM U.S. TREASURY BONDS - CHICAGO BOARD OF TRADE               Code-020604
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:      401,828
COMMITMENTS
  60,051   63,273    4,159  277,810  290,344  342,020  357,777   59,808   44,051

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     14,659)
   1,555   -1,313      465   11,520   14,161   13,540   13,313    1,118    1,346

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    14.9     15.7      1.0     69.1     72.3     85.1     89.0     14.9     11.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       76)
       7       11        5       42       36       53       48
 
 
CBT ETHANOL - CHICAGO BOARD OF TRADE                                 Code-025601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 29,000 U.S. GALLONS)                   OPEN INTEREST:        9,528
COMMITMENTS
     983    1,101      186    7,821    7,870    8,990    9,157      538      371

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:        -86)
     132     -134     -177     -106      179     -151     -132       65       46

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    10.3     11.6      2.0     82.1     82.6     94.4     96.1      5.6      3.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
       9        4        5       21       25       33       31
 
 
SOYBEAN MEAL - CHICAGO BOARD OF TRADE                                Code-026603
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TONS)                              OPEN INTEREST:      197,453
COMMITMENTS
  49,338   19,116   31,247   76,768  120,187  157,353  170,550   40,100   26,903

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:    -11,234)
    -412    1,831   -7,395      386   -5,352   -7,421  -10,915   -3,813     -318

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    25.0      9.7     15.8     38.9     60.9     79.7     86.4     20.3     13.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      175)
      66       27       51       60       59      151      122
 
 
ROUGH RICE - CHICAGO BOARD OF TRADE                                  Code-039601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF 200,000 POUNDS)                        OPEN INTEREST:       19,589
COMMITMENTS
   4,483    2,110    2,625    7,555   13,215   14,663   17,950    4,926    1,639

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:        312)
    -374       34      535       -7     -558      154       10      159      302

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.9     10.8     13.4     38.6     67.5     74.9     91.6     25.1      8.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       87)
      35       17       19       25       19       74       44
 
 
2-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-042601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $200,000 FACE VALUE)                   OPEN INTEREST:    1,085,224
COMMITMENTS
 260,538  184,368   47,026  668,220  719,073  975,784  950,467  109,440  134,757

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:      9,498)
  37,749  -15,669    1,181  -34,785   34,596    4,145   20,108    5,353  -10,611

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    24.0     17.0      4.3     61.6     66.3     89.9     87.6     10.1     12.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      283)
      57       60       37       95      137      175      211
 
 
10-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                 Code-043602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    2,324,233
COMMITMENTS
 245,605  287,370  247,908  1507197  1451617  2000710  1986895  323,522  337,338

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     46,769)
 -32,271   23,081   46,188   31,099   -1,138   45,016   68,131    1,752  -21,362

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    10.6     12.4     10.7     64.8     62.5     86.1     85.5     13.9     14.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      286)
      50       51       61      150      169      228      253
 
 
5-YEAR U.S. TREASURY NOTES - CHICAGO BOARD OF TRADE                  Code-044601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000 FACE VALUE)                   OPEN INTEREST:    1,632,142
COMMITMENTS
 370,521  155,478  121,227  892,206  1058953  1383953  1335658  248,189  296,484

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:    -38,133)
  10,301   -7,490   29,062  -99,087  -68,483  -59,723  -46,910   21,590    8,777

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.7      9.5      7.4     54.7     64.9     84.8     81.8     15.2     18.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      212)
      40       42       36       83      108      145      164
 
 
30-DAY FEDERAL FUNDS - CHICAGO BOARD OF TRADE                        Code-045601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $5,000,000)                            OPEN INTEREST:    1,109,178
COMMITMENTS
  90,692   77,381  326,852  642,490  649,709  1060034  1053942   49,143   55,235

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:    -26,896)
  19,751   -2,817  -27,318  -15,426    4,238  -22,993  -25,897   -3,903     -998

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
     8.2      7.0     29.5     57.9     58.6     95.6     95.0      4.4      5.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      152)
      26       37       45       69       80      120      142
 
 
DJIA Consolidated - CHICAGO BOARD OF TRADE                           Code-12460+
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       74,773
COMMITMENTS
  16,219    2,947    4,779   44,355   60,304   65,353   68,031    9,420    6,742

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     -1,313)
  -2,999      511     -126      830   -3,423   -2,295   -3,037      981    1,724

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    21.7      3.9      6.4     59.3     80.6     87.4     91.0     12.6      9.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      100)
      28       12       10       43       30       75       50
 
 
DOW JONES INDUSTRIAL AVERAGE - CHICAGO BOARD OF TRADE                Code-124601
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($10 X DJIA INDEX)                                   OPEN INTEREST:       17,805
COMMITMENTS
   4,676      756       35   10,755   15,448   15,466   16,239    2,339    1,565

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:         -0)
      -4        0        3     -500        0     -501        3      501       -3

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    26.3      4.2      0.2     60.4     86.8     86.9     91.2     13.1      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       22)
       5        2        2        8        7       14       10
 
 
DOW JONES INDUSTRIAL AVG- x $5 - CHICAGO BOARD OF TRADE              Code-124603
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($5 X DJIA INDEX)                                    OPEN INTEREST:      113,937
COMMITMENTS
  31,468   12,764    1,106   67,200   89,713   99,774  103,583   14,163   10,354

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     -2,626)
  -5,839    1,174     -409    2,661   -6,845   -3,587   -6,081      961    3,455

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    27.6     11.2      1.0     59.0     78.7     87.6     90.9     12.4      9.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       96)
      27       13        8       39       28       68       47
 
 
DOW JONES UBS EXCESS RETURN - CHICAGO BOARD OF TRADE                 Code-221602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
($100 X INDEX)                                       OPEN INTEREST:        6,287
COMMITMENTS
   3,523    1,851      486    1,699    3,813    5,708    6,150      579      137

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:          1)
     453        0        0     -286        0      167        0     -166        1

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    56.0     29.4      7.7     27.0     60.6     90.8     97.8      9.2      2.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
      12        5        1        2        1       15        6
 
 
INTEREST RATE SWAPS 10YR - CHICAGO BOARD OF TRADE                    Code-246602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       13,260
COMMITMENTS
   1,613      677       12   11,341   12,515   12,966   13,204      294       56

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:       -395)
     153      -67       -5     -493     -323     -345     -395      -50        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    12.2      5.1      0.1     85.5     94.4     97.8     99.6      2.2      0.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       8        6        1        8       13       16       20
 
 
INTEREST RATE SWAPS 5YR - CHICAGO BOARD OF TRADE                     Code-247602
OPTION AND FUTURES COMBINED POSITIONS AS OF 08/02/11          |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  Long  | Short  |Spreads |  Long  | Short  |  Long  | Short  |  Long  | Short
--------------------------------------------------------------------------------
(CONTRACTS OF $100,000)                              OPEN INTEREST:       23,523
COMMITMENTS
   5,195    1,951        0   18,026   21,504   23,221   23,455      302       68

CHANGES FROM 07/26/11 (CHANGE IN OPEN INTEREST:     -1,138)
     -16      442      -21   -1,124   -1,562   -1,161   -1,141       23        3

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER
    22.1      8.3      0.0     76.6     91.4     98.7     99.7      1.3      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       8        5        0        8       14       16       19
```

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Updated August 5, 2011