NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 6,134 COMMITMENTS 1,080 1,335 25 4,466 4,292 5,571 5,652 563 482 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 35) 0 -75 0 35 75 35 0 0 35 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.6 21.8 0.4 72.8 70.0 90.8 92.1 9.2 7.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 4 1 15 20 17 24 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 198,157 COMMITMENTS 21,330 23,644 40,184 100,027 106,110 161,541 169,938 36,616 28,219 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -2,043) -4,760 604 1,221 666 -3,188 -2,873 -1,362 830 -681 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.8 11.9 20.3 50.5 53.5 81.5 85.8 18.5 14.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 129) 27 33 42 54 61 111 110 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,191,816 COMMITMENTS 81,972 104,101 553,616 471,568 489,688 1107156 1147404 84,661 44,412 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 67,844) 8,415 3,809 34,052 28,078 31,647 70,546 69,508 -2,702 -1,664 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.9 8.7 46.5 39.6 41.1 92.9 96.3 7.1 3.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 245) 73 70 104 95 85 220 212 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,285 COMMITMENTS 0 12,771 3,571 57,732 48,583 61,303 64,925 7,982 4,360 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 1,681) 0 617 74 1,461 1,361 1,535 2,052 146 -371 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 18.4 5.2 83.3 70.1 88.5 93.7 11.5 6.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 0 2 1 17 21 18 23 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,044 COMMITMENTS 6,855 2,407 5,864 49,168 54,254 61,887 62,525 7,157 6,519 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 2,208) 1,105 -3,273 1,817 -562 3,788 2,360 2,332 -152 -124 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.9 3.5 8.5 71.2 78.6 89.6 90.6 10.4 9.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 4 1 4 25 20 30 24 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 125,328 COMMITMENTS 4,304 594 765 109,241 113,930 114,310 115,289 11,018 10,039 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 346) -1,224 0 0 843 1,773 -381 1,773 727 -1,427 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.4 0.5 0.6 87.2 90.9 91.2 92.0 8.8 8.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 2 1 1 27 26 30 27 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 74,582 COMMITMENTS 10,272 0 0 57,191 65,136 67,463 65,136 7,119 9,446 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 3,062) 1,712 0 0 1,740 3,308 3,452 3,308 -390 -246 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 13.8 0.0 0.0 76.7 87.3 90.5 87.3 9.5 12.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 1 0 0 20 20 21 20 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 85,351 COMMITMENTS 1,044 12,850 3,972 77,415 62,055 82,431 78,877 2,920 6,474 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 2,974) 0 -882 2,680 -813 -720 1,867 1,078 1,107 1,896 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.2 15.1 4.7 90.7 72.7 96.6 92.4 3.4 7.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 1 4 2 20 16 23 20 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 67,330 COMMITMENTS 9,348 10,182 2,668 48,314 48,035 60,330 60,885 7,000 6,445 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 711) -94 828 -274 835 -207 467 347 244 364 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 13.9 15.1 4.0 71.8 71.3 89.6 90.4 10.4 9.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 4 4 19 20 24 25 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 107,990 COMMITMENTS 0 7,644 3,141 98,712 88,842 101,853 99,627 6,137 8,363 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 4,648) 0 229 93 5,441 4,933 5,534 5,255 -886 -607 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 7.1 2.9 91.4 82.3 94.3 92.3 5.7 7.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 0 1 1 30 28 31 29 SUMAS BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365J OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 44,014 COMMITMENTS 3,843 3,994 675 32,170 34,635 36,688 39,304 7,326 4,710 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 2,366) 0 500 240 2,092 1,502 2,332 2,242 34 124 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.7 9.1 1.5 73.1 78.7 83.4 89.3 16.6 10.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 2 1 14 15 16 17 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 100,069 COMMITMENTS 7,996 0 1,440 82,427 92,946 91,863 94,386 8,206 5,683 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 6,044) 98 0 1,440 4,816 5,268 6,354 6,708 -310 -664 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.0 0.0 1.4 82.4 92.9 91.8 94.3 8.2 5.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 1 0 1 26 24 27 25 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 80,237 COMMITMENTS 0 13,663 2,748 72,382 54,674 75,130 71,085 5,107 9,152 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 6,385) 0 5,410 -539 6,762 2,008 6,223 6,879 162 -494 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 17.0 3.4 90.2 68.1 93.6 88.6 6.4 11.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 0 3 2 27 22 29 25 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 57,863 COMMITMENTS 0 2,067 2,816 44,590 46,553 47,406 51,436 10,457 6,427 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -1,957) 0 -1,487 1,244 -1,992 -2,175 -748 -2,418 -1,209 461 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.6 4.9 77.1 80.5 81.9 88.9 18.1 11.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 1 1 18 20 19 21 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 50,044 COMMITMENTS 3,162 6,450 780 44,638 41,838 48,580 49,068 1,464 976 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 90) 1,710 -2,400 780 -2,640 734 -150 -886 240 976 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.3 12.9 1.6 89.2 83.6 97.1 98.0 2.9 2.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 4 2 1 10 13 15 15 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 176,630 COMMITMENTS 1,717 17,108 4,397 160,253 148,398 166,367 169,903 10,263 6,727 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 7,914) 1,284 139 120 6,476 6,706 7,880 6,965 34 949 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.0 9.7 2.5 90.7 84.0 94.2 96.2 5.8 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 41) 1 3 3 33 29 36 33 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 81,238 COMMITMENTS 5,439 0 2,219 60,838 63,982 68,496 66,201 12,742 15,037 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 807) -662 0 282 857 499 477 781 330 26 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.7 0.0 2.7 74.9 78.8 84.3 81.5 15.7 18.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 2 0 1 18 17 20 18 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 70,117 COMMITMENTS 3,162 9,158 780 63,911 57,521 67,853 67,459 2,264 2,658 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 154) 1,710 -2,400 780 -1,170 848 1,320 -772 -1,166 926 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.5 13.1 1.1 91.1 82.0 96.8 96.2 3.2 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 4 2 1 15 16 20 18 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 241,884 COMMITMENTS 19,081 2,500 1,666 212,459 234,847 233,206 239,013 8,678 2,871 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 4,934) 3,194 -312 -848 2,888 5,895 5,234 4,735 -300 199 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.9 1.0 0.7 87.8 97.1 96.4 98.8 3.6 1.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 57) 5 3 5 41 44 48 50 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 158,611 COMMITMENTS 8,268 4,817 7,607 133,974 138,146 149,849 150,570 8,762 8,041 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 3,408) 476 -1,528 -631 1,600 4,425 1,445 2,266 1,963 1,142 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.2 3.0 4.8 84.5 87.1 94.5 94.9 5.5 5.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 45) 2 4 5 37 34 42 40 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 140,722 COMMITMENTS 0 7,465 4,026 123,775 118,425 127,801 129,916 12,921 10,806 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 4,651) -3,534 4,703 -9 7,566 -515 4,023 4,179 628 472 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.3 2.9 88.0 84.2 90.8 92.3 9.2 7.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 42) 0 3 2 33 35 35 38 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 191,749 COMMITMENTS 13,559 26,276 23,146 149,211 133,716 185,916 183,138 5,833 8,611 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 5,208) 519 -5,149 2,067 2,023 6,143 4,609 3,061 599 2,147 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.1 13.7 12.1 77.8 69.7 97.0 95.5 3.0 4.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 45) 4 4 7 27 33 35 40 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 61,048 COMMITMENTS 0 0 0 55,980 48,611 55,980 48,611 5,068 12,437 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 1,118) 0 0 0 522 79 522 79 596 1,039 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.0 0.0 91.7 79.6 91.7 79.6 8.3 20.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 0 0 19 19 19 19 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,976,787 COMMITMENTS 345,473 35,317 558,874 1056063 1372537 1960410 1966728 16,377 10,059 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 105,408) 18,334 -895 31,341 61,684 75,722 111,359 106,168 -5,951 -760 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.5 1.8 28.3 53.4 69.4 99.2 99.5 0.8 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 142) 26 15 35 98 83 135 123 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 504,072 COMMITMENTS 106,288 31,662 121,873 270,493 345,585 498,654 499,120 5,418 4,952 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 11,727) 11,905 -7,347 7,041 -8,249 11,901 10,697 11,595 1,030 132 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.1 6.3 24.2 53.7 68.6 98.9 99.0 1.1 1.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 57) 12 13 20 31 29 54 51 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 77,258 COMMITMENTS 9,075 3,140 12,839 54,272 60,566 76,186 76,545 1,072 713 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -1,241) -203 -124 148 -1,267 -1,282 -1,322 -1,258 82 18 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.7 4.1 16.6 70.2 78.4 98.6 99.1 1.4 0.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 55) 7 5 9 41 40 52 50 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 25,353 COMMITMENTS 1,152 4,391 625 23,362 19,868 25,139 24,884 214 469 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 111) 0 0 0 273 273 273 273 -162 -162 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.5 17.3 2.5 92.1 78.4 99.2 98.2 0.8 1.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 1 4 2 25 25 27 30 NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465B OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 15,383 COMMITMENTS 2,966 600 308 12,109 14,475 15,383 15,383 0 0 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 22) 0 0 0 22 22 22 22 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 19.3 3.9 2.0 78.7 94.1 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 3 2 1 18 18 21 21 NYISO ZONE J LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465C OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 14,318 COMMITMENTS 1,066 2,719 0 12,555 11,599 13,621 14,318 697 0 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 2,117) 0 -126 0 2,074 2,243 2,074 2,117 43 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.4 19.0 0.0 87.7 81.0 95.1 100.0 4.9 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 1 3 0 12 11 13 14 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 24,966 COMMITMENTS 3,160 4,660 292 20,854 19,734 24,306 24,686 660 280 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 158) 0 0 0 200 240 200 240 -42 -82 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.7 18.7 1.2 83.5 79.0 97.4 98.9 2.6 1.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 3 3 23 21 27 25 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 30,498 COMMITMENTS 3,370 140 540 24,961 29,652 28,871 30,332 1,627 166 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -86) -740 0 -20 508 -56 -252 -76 166 -10 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.0 0.5 1.8 81.8 97.2 94.7 99.5 5.3 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 2 1 3 27 27 30 30 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 14,438 COMMITMENTS 540 384 1,120 11,952 12,316 13,612 13,820 826 618 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 122) 0 0 0 160 160 160 160 -38 -38 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.7 2.7 7.8 82.8 85.3 94.3 95.7 5.7 4.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 1 2 14 15 17 17 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 1,770,245 COMMITMENTS 202,638 102,155 593,018 897,144 993,838 1692800 1689010 77,445 81,234 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -17,581) 184 9,062 7,659 -18,442 -29,812 -10,598 -13,091 -6,983 -4,491 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.4 5.8 33.5 50.7 56.1 95.6 95.4 4.4 4.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 354) 135 90 166 97 110 305 308 E-MINY CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067655 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 500 BARRELS) OPEN INTEREST: 26,146 COMMITMENTS 13,208 16,588 722 1,368 593 15,298 17,903 10,848 8,243 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 3,292) 1,718 510 569 953 -66 3,240 1,013 52 2,279 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 50.5 63.4 2.8 5.2 2.3 58.5 68.5 41.5 31.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 10 9 3 2 2 15 12 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 17,753 COMMITMENTS 10,825 3,086 849 2,628 13,461 14,302 17,396 3,451 357 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -626) -355 -172 -29 -263 -243 -647 -444 21 -182 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 61.0 17.4 4.8 14.8 75.8 80.6 98.0 19.4 2.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 126) 74 9 8 16 30 98 41 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 9,358 COMMITMENTS 4,481 1,328 0 2,035 6,852 6,516 8,180 2,842 1,178 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: -652) -1,032 117 -48 409 -843 -671 -774 19 122 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 47.9 14.2 0.0 21.7 73.2 69.6 87.4 30.4 12.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 62) 28 6 0 13 20 41 26 UNLEADED GASOLINE, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-111652 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 139,766 COMMITMENTS 20,399 5,907 29,871 69,350 89,945 119,620 125,723 20,146 14,043 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 1,397) -1,340 -1,560 775 5,870 4,710 5,306 3,925 -3,909 -2,528 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.6 4.2 21.4 49.6 64.4 85.6 90.0 14.4 10.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 139) 44 16 34 57 71 115 108 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 05/16/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 47,820 COMMITMENTS 7,251 107 2,442 35,319 42,106 45,012 44,655 2,808 3,165 CHANGES FROM 05/09/06 (CHANGE IN OPEN INTEREST: 3,024) 151 107 598 2,099 2,090 2,848 2,795 176 229 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 15.2 0.2 5.1 73.9 88.1 94.1 93.4 5.9 6.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 47) 5 2 5 31 33 38 38
Updated May 19, 2006