GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE        Code-02165A
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:        8,899
COMMITMENTS
   1,575        0      250    5,874    8,599    7,699    8,849    1,200       50

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        100)
       0        0       25       75       75      100      100        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    17.7      0.0      2.8     66.0     96.6     86.5     99.4     13.5      0.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       1        0        2       18       16       20       18
 
 
NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE          Code-02165B
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:       16,832
COMMITMENTS
       0    6,559       21   16,307    8,538   16,328   15,118      504    1,714

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        617)
       0      210        0      553      268      553      478       64      139

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     39.0      0.1     96.9     50.7     97.0     89.8      3.0     10.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       35)
       0        2        1       29       26       30       28
 
 
SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE            Code-02165G
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 METRIC TONS)                     OPEN INTEREST:        3,548
COMMITMENTS
       0       30      110    3,099    3,004    3,209    3,144      339      404

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        295)
       0       -5       15      325      410      340      420      -45     -125

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      0.8      3.1     87.3     84.7     90.4     88.6      9.6     11.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       37)
       0        1        2       30       31       32       33
 
 
NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE        Code-022651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 42,000 U.S. GALLONS)                   OPEN INTEREST:      212,893
COMMITMENTS
  34,997   27,159   27,307  119,940  132,661  182,244  187,127   30,649   25,766

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     -8,745)
  -4,407    1,060   -2,444   -3,164   -8,888  -10,015  -10,272    1,270    1,527

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    16.4     12.8     12.8     56.3     62.3     85.6     87.9     14.4     12.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      137)
      35       27       28       64       68      115      109
 
 
NATURAL GAS - NEW YORK MERCANTILE EXCHANGE                           Code-023651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(10,000 MMBTU'S)                                     OPEN INTEREST:      756,480
COMMITMENTS
  70,433   91,576  264,936  358,747  368,660  694,116  725,172   62,364   31,308

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:    -10,175)
  -4,801    1,811    2,683   -1,099  -11,874   -3,217   -7,380   -6,958   -2,795

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     9.3     12.1     35.0     47.4     48.7     91.8     95.9      8.2      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      205)
      47       68       64       79       69      172      162
 
 
MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                    Code-02365A
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       94,288
COMMITMENTS
   2,516   14,187    3,072   78,488   70,153   84,076   87,412   10,212    6,876

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        813)
     454     -304      213      -60    1,182      607    1,091      206     -278

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     2.7     15.0      3.3     83.2     74.4     89.2     92.7     10.8      7.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       1        3        2       21       21       23       25
 
 
PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                    Code-02365B
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       69,682
COMMITMENTS
     279       69    5,340   52,757   53,080   58,376   58,489   11,306   11,193

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      3,500)
    -197       69      407    2,555    1,538    2,765    2,014      735    1,486

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.4      0.1      7.7     75.7     76.2     83.8     83.9     16.2     16.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       1        1        2       26       19       28       21
 
 
M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                        Code-02365C
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      127,982
COMMITMENTS
  12,474      928    5,780   99,634  112,902  117,888  119,610   10,094    8,372

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,436)
  -1,863     -364    1,339    1,562      705    1,038    1,680      398     -244

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     9.7      0.7      4.5     77.9     88.2     92.1     93.5      7.9      6.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       38)
       3        1        4       25       30       29       34
 
 
TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                        Code-02365D
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       90,304
COMMITMENTS
  21,200    3,921    6,699   48,444   71,600   76,343   82,220   13,961    8,084

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      5,106)
   4,280     -100     -514     -112    7,506    3,654    6,892    1,452   -1,786

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    23.5      4.3      7.4     53.6     79.3     84.5     91.0     15.5      9.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       2        3        2       19       21       23       24
 
 
MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                      Code-02365E
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       86,951
COMMITMENTS
   8,035        0    6,976   68,274   72,461   83,285   79,437    3,666    7,514

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,262)
     -65        0      173      974     -129    1,082       44      180    1,218

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     9.2      0.0      8.0     78.5     83.3     95.8     91.4      4.2      8.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       4        0        4       19       22       23       26
 
 
PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE              Code-02365F
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       71,924
COMMITMENTS
   9,239        0    2,351   55,565   62,172   67,155   64,523    4,769    7,401

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,034)
     411        0      362      735    1,968    1,508    2,330     -474   -1,296

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    12.8      0.0      3.3     77.3     86.4     93.4     89.7      6.6     10.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       32)
       2        0        2       22       25       24       27
 
 
NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                 Code-02365G
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       91,802
COMMITMENTS
   3,029      891    4,899   75,272   75,632   83,200   81,422    8,602   10,380

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     -1,144)
     428     -533     -121   -1,915      775   -1,608      121      464   -1,265

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     3.3      1.0      5.3     82.0     82.4     90.6     88.7      9.4     11.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       40)
       2        2        3       26       32       30       35
 
 
NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE               Code-02365K
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       91,058
COMMITMENTS
     496    7,708    2,232   75,529   70,820   78,257   80,760   12,801   10,298

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        506)
     310       60   -1,378      420    1,644     -648      326    1,154      180

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.5      8.5      2.5     82.9     77.8     85.9     88.7     14.1     11.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       1        2        2       22       20       25       22
 
 
DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                     Code-02365L
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       39,177
COMMITMENTS
   6,924    2,568    1,377   27,667   27,358   35,968   31,303    3,209    7,874

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,262)
     494        0      -90      982      248    1,386      158     -124    1,104

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    17.7      6.6      3.5     70.6     69.8     91.8     79.9      8.2     20.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       3        1        2       12       11       15       14
 
 
DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                   Code-02365N
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       79,868
COMMITMENTS
   9,447      787    2,793   63,194   69,288   75,434   72,868    4,434    7,000

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,249)
     126        0     -150    1,313    1,355    1,289    1,205      -40       44

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    11.8      1.0      3.5     79.1     86.8     94.4     91.2      5.6      8.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       36)
       2        2        3       27       25       31       28
 
 
WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                       Code-02365O
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      122,558
COMMITMENTS
   6,942   16,703    5,228  101,365   85,362  113,535  107,293    9,023   15,265

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      5,166)
   6,014        0   -1,932    1,394    5,947    5,476    4,015     -310    1,151

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     5.7     13.6      4.3     82.7     69.7     92.6     87.5      7.4     12.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       41)
       1        5        3       26       26       29       32
 
 
CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                        Code-02365P
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       63,083
COMMITMENTS
       0    6,686    1,437   48,878   44,983   50,315   53,106   12,768    9,977

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,087)
       0     -221      148      984      960    1,132      887      -45      200

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     10.6      2.3     77.5     71.3     79.8     84.2     20.2     15.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       0        2        2       19       19       21       21
 
 
HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE                  Code-023A09
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       36,875
COMMITMENTS
       0   10,592        0   35,960   25,863   35,960   36,455      915      420

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     28.7      0.0     97.5     70.1     97.5     98.9      2.5      1.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       27)
       0        2        0       15       14       15       16
 
 
HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE        Code-023A10
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       30,881
COMMITMENTS
   4,278      390        0   26,363   28,004   30,641   28,394      240    2,487

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:          .)
       .        .        .        .        .        .        .        .        .

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    13.9      1.3      0.0     85.4     90.7     99.2     91.9      0.8      8.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       3        1        0       13       14       16       15
 
 
ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                    Code-035650
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      169,330
COMMITMENTS
   2,819   21,253   16,267  136,727  125,738  155,813  163,258   13,517    6,072

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,503)
    -792      152    1,914     -610     -763      512    1,303      991      200

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     1.7     12.6      9.6     80.7     74.3     92.0     96.4      8.0      3.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       49)
       3        6        8       36       36       44       45
 
 
CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                    Code-035651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       95,423
COMMITMENTS
   2,983    5,229    4,516   82,491   73,112   89,990   82,857    5,433   12,566

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      2,453)
   2,971   -1,547      374     -282    1,436    3,063      263     -610    2,190

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     3.1      5.5      4.7     86.4     76.6     94.3     86.8      5.7     13.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       34)
       2        3        4       22       20       26       25
 
 
HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                  Code-035652
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       61,370
COMMITMENTS
       0   10,772        0   58,984   45,725   58,984   56,497    2,386    4,873

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      5,047)
       0    2,448        0    5,686    3,024    5,686    5,472     -639     -425

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0     17.6      0.0     96.1     74.5     96.1     92.1      3.9      7.9

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       28)
       0        2        0       18       18       18       20
 
 
HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE            Code-035653
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      281,642
COMMITMENTS
  13,884      857    8,073  250,593  263,072  272,550  272,002    9,092    9,640

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        661)
  -3,044      377     -432    5,219      600    1,743      545   -1,082      116

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     4.9      0.3      2.9     89.0     93.4     96.8     96.6      3.2      3.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       63)
       6        2        7       45       48       52       56
 
 
NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE            Code-035654
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      186,774
COMMITMENTS
   7,035    8,137   15,633  149,961  155,382  172,629  179,152   14,145    7,622

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -190)
     142      306     -372      570      202      340      136     -530     -326

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     3.8      4.4      8.4     80.3     83.2     92.4     95.9      7.6      4.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       47)
       2        3        4       38       33       42       38
 
 
PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                  Code-035655
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      188,212
COMMITMENTS
   9,721    5,519   14,584  140,553  154,863  164,858  174,966   23,354   13,246

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      4,991)
    -544   -1,463      814    4,202    6,055    4,472    5,406      519     -415

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     5.2      2.9      7.7     74.7     82.3     87.6     93.0     12.4      7.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       45)
       3        4        5       32       34       38       40
 
 
SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                   Code-035656
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       57,327
COMMITMENTS
       0    4,172    1,687   44,711   39,274   46,398   45,133   10,929   12,194

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,686)
       0      966     -471    3,805    1,375    3,334    1,870   -1,648     -184

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      7.3      2.9     78.0     68.5     80.9     78.7     19.1     21.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       0        1        1       20       19       21       20
 
 
SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE                      Code-035657
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      254,925
COMMITMENTS
  31,894    5,896   24,516  183,028  212,740  239,438  243,152   15,487   11,773

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     -2,258)
   1,579      233      211     -964   -1,384      826     -940   -3,084   -1,318

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    12.5      2.3      9.6     71.8     83.5     93.9     95.4      6.1      4.6

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       56)
       7        4        7       41       41       52       48
 
 
TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE             Code-035658
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:       66,940
COMMITMENTS
   1,472    4,431    4,903   53,282   47,961   59,657   57,295    7,283    9,645

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -642)
     641   -1,947    1,557   -2,720     -252     -522     -642     -120        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     2.2      6.6      7.3     79.6     71.6     89.1     85.6     10.9     14.4

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       30)
       2        1        3       23       22       26       25
 
 
HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE                    Code-03565B
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:    2,570,843
COMMITMENTS
 197,551   66,060  809,963  1527554  1678105  2535068  2554128   35,775   16,715

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     20,958)
 -13,035    1,778   13,523   16,703    3,879   17,191   19,180    3,767    1,778

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.7      2.6     31.5     59.4     65.3     98.6     99.3      1.4      0.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      170)
      36       19       44      109       94      162      141
 
 
HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE        Code-03565C
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2,500 MMBTU'S)                                      OPEN INTEREST:      993,663
COMMITMENTS
 103,080  279,188  166,908  720,656  544,296  990,644  990,392    3,019    3,271

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:    -72,870)
 -17,164  -37,722  -20,619  -34,713  -14,462  -72,496  -72,803     -374      -67

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.4     28.1     16.8     72.5     54.8     99.7     99.7      0.3      0.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       75)
      15       20       26       39       38       68       70
 
 
PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE               Code-064657
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(40 MEGAWATT HOURS PER PEAK DAY)                     OPEN INTEREST:       39,583
COMMITMENTS
   2,087      948      975   35,656   37,059   38,718   38,982      865      601

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,027)
      80      -28        0      706      814      786      786      241      241

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     5.3      2.4      2.5     90.1     93.6     97.8     98.5      2.2      1.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       51)
       6        3        6       38       34       47       40
 
 
NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE                Code-06465A
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS 0F 400 MEGAWATT HOURS)                    OPEN INTEREST:       17,619
COMMITMENTS
     810        0      726   16,018   16,662   17,554   17,388       65      231

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        128)
       0        0        0      128      128      128      128        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     4.6      0.0      4.1     90.9     94.6     99.6     98.7      0.4      1.3

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       26)
       1        0        1       14       19       15       20
 
 
ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE              Code-06465H
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(40 MEGAWATT HOURS PER PEAK DAY)                     OPEN INTEREST:       16,794
COMMITMENTS
   1,686        0      192   14,585   15,846   16,463   16,038      331      756

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:         13)
       0        0        0        0        3        0        3       13       10

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    10.0      0.0      1.1     86.8     94.4     98.0     95.5      2.0      4.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       25)
       1        0        1       17       18       18       19
 
 
NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE          Code-06465I
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(40 MEGAWATT HOURS PER PEAK DAY)                     OPEN INTEREST:       13,325
COMMITMENTS
     960      384      134   11,495   12,645   12,589   13,163      736      162

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -585)
       0      324       24     -575     -605     -551     -257      -34     -328

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.2      2.9      1.0     86.3     94.9     94.5     98.8      5.5      1.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       24)
       1        2        2       16       14       18       17
 
 
PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE         Code-06465M
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2.5 MEGAWATTS PER OFF PEAK HRS)                     OPEN INTEREST:       30,535
COMMITMENTS
     973      100      503   27,899   29,410   29,375   30,013    1,160      522

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:         72)
       0        0        0     -178     -168     -178     -168      250      240

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     3.2      0.3      1.6     91.4     96.3     96.2     98.3      3.8      1.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       33)
       2        1        2       23       22       26       24
 
 
NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE             Code-06465N
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2.5 MEGAWATTS PER OFF PEAK HRS)                     OPEN INTEREST:       27,156
COMMITMENTS
     280      704    1,520   24,560   24,518   26,360   26,742      796      414

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -340)
     -60       40      -20     -280     -390     -360     -370       20       30

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     1.0      2.6      5.6     90.4     90.3     97.1     98.5      2.9      1.5

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       23)
       1        2        1       17       16       19       18
 
 
ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE           Code-06465S
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(2.5 MEGAWATTS PER OFF PEAK HRS)                     OPEN INTEREST:       10,506
COMMITMENTS
       0      288      552    9,172    9,030    9,724    9,870      782      636

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:         10)
       0        0        0       10       10       10       10        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      2.7      5.3     87.3     86.0     92.6     93.9      7.4      6.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       0        2        2       14       14       16       16
 
 
CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE                Code-067651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:    1,388,590
COMMITMENTS
 180,467  145,223  260,023  878,166  910,866  1318656  1316112   69,934   72,478

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     38,407)
   4,575   22,792    8,994   23,281   11,602   36,850   43,388    1,557   -4,981

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    13.0     10.5     18.7     63.2     65.6     95.0     94.8      5.0      5.2

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      331)
      98      101      134       92       98      268      285
 
 
WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE           Code-06765A
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:       97,357
COMMITMENTS
  23,911    9,531    3,163   44,143   46,558   71,217   59,252   26,140   38,105

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      1,928)
     784      917      -16      -34      189      734    1,090    1,194      838

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    24.6      9.8      3.2     45.3     47.8     73.2     60.9     26.8     39.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       20)
       3        3        4       14       13       19       18
 
 
DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE         Code-06765G
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:       18,845
COMMITMENTS
       0       50        0   18,695   18,795   18,695   18,845      150        0

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        400)
       0       50        0      400      350      400      400        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     0.0      0.3      0.0     99.2     99.7     99.2    100.0      0.8      0.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       29)
       0        1        0       22       21       22       22
 
 
WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE               Code-06765I
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:       70,875
COMMITMENTS
   2,966   15,978   20,391   42,323   29,051   65,680   65,420    5,195    5,455

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:      5,854)
     315      128    2,654    2,678    2,608    5,647    5,390      207      464

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     4.2     22.5     28.8     59.7     41.0     92.7     92.3      7.3      7.7

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       31)
       5        9       12       17       17       30       30
 
 
PALLADIUM - NEW YORK MERCANTILE EXCHANGE                             Code-075651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 100 TROY OUNCES)                       OPEN INTEREST:       19,332
COMMITMENTS
  12,374    2,349      554    3,942   16,274   16,870   19,177    2,462      155

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:        226)
    -143       22       47      493      394      397      463     -171     -237

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    64.0     12.2      2.9     20.4     84.2     87.3     99.2     12.7      0.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      127)
      73       11        5       20       27       98       42
 
 
PLATINUM - NEW YORK MERCANTILE EXCHANGE                              Code-076651
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 50 TROY OUNCES)                        OPEN INTEREST:       14,738
COMMITMENTS
   9,483    1,023      521    1,888   12,442   11,892   13,986    2,846      752

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:       -403)
    -765     -260      407     -174     -539     -532     -392      129      -11

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    64.3      6.9      3.5     12.8     84.4     80.7     94.9     19.3      5.1

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       79)
      37        8        7        8       26       50       39
 
 
GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE            Code-111659
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 42,000 U.S. GALLONS)                   OPEN INTEREST:      175,918
COMMITMENTS
  45,846   17,228   10,591   99,834  130,447  156,271  158,266   19,647   17,652

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:     -5,217)
     816     -387   -2,904   -3,508   -3,242   -5,596   -6,533      379    1,316

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
    26.1      9.8      6.0     56.8     74.2     88.8     90.0     11.2     10.0

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:      191)
      63       28       37       78       86      160      136
 
 
SING JET KERO GASOIL SPR SWAP - NEW YORK MERCANTILE EXCHANGE         Code-86465C
FUTURES ONLY POSITIONS AS OF 05/29/07                         |
--------------------------------------------------------------| NONREPORTABLE
      NON-COMMERCIAL      |   COMMERCIAL    |      TOTAL      |   POSITIONS
--------------------------|-----------------|-----------------|-----------------
  LONG  | SHORT  |SPREADS |  LONG  | SHORT  |  LONG  | SHORT  |  LONG  | SHORT
--------------------------------------------------------------------------------
(CONTRACTS OF 1,000 BARRELS)                         OPEN INTEREST:        4,000
COMMITMENTS
     300       75        0    3,700    3,775    4,000    3,850        0      150

CHANGES FROM 05/22/07 (CHANGE IN OPEN INTEREST:          0)
       0        0        0        0        0        0        0        0        0

PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADERS
     7.5      1.9      0.0     92.5     94.4    100.0     96.3      0.0      3.8

NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS:       21)
       1        1        0       11       14       12       15
 

Updated June 1, 2007