GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 9,463 COMMITMENTS 1,775 0 75 6,713 9,238 8,563 9,313 900 150 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 600) 0 0 0 600 600 600 600 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 18.8 0.0 0.8 70.9 97.6 90.5 98.4 9.5 1.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 2 0 1 18 20 20 21 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 14,587 COMMITMENTS 600 4,191 0 13,312 8,833 13,912 13,024 675 1,563 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -90) 600 -380 -300 -390 540 -90 -140 0 50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.1 28.7 0.0 91.3 60.6 95.4 89.3 4.6 10.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 36) 1 3 0 24 27 25 30 EUR 3.5% FUEL OIL RTD CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165E OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 2,381 COMMITMENTS 15 0 30 1,582 1,710 1,627 1,740 754 641 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 6) -30 0 15 80 70 65 85 -59 -79 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.6 0.0 1.3 66.4 71.8 68.3 73.1 31.7 26.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 1 0 1 19 24 20 25 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 4,116 COMMITMENTS 0 35 40 3,737 3,627 3,777 3,702 339 414 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 194) 0 -10 0 204 264 204 254 -10 -60 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.9 1.0 90.8 88.1 91.8 89.9 8.2 10.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 0 1 1 30 35 31 36 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 253,029 COMMITMENTS 39,582 21,906 35,163 139,555 170,412 214,300 227,481 38,729 25,548 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -8,023) 3,631 -904 -4,108 -3,589 -749 -4,066 -5,761 -3,957 -2,262 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 15.6 8.7 13.9 55.2 67.3 84.7 89.9 15.3 10.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 160) 45 27 31 68 81 132 123 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,302,573 COMMITMENTS 65,557 190,792 548,147 611,719 523,620 1225424 1262560 77,149 40,013 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -44,372) -9,593 1,713 -22,796 -9,908 -22,606 -42,297 -43,690 -2,075 -683 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.0 14.6 42.1 47.0 40.2 94.1 96.9 5.9 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 246) 62 88 95 88 82 207 213 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 85,356 COMMITMENTS 1,484 15,657 2,247 74,782 60,902 78,513 78,806 6,843 6,550 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 942) 360 218 -529 956 1,539 787 1,228 155 -286 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.7 18.3 2.6 87.6 71.4 92.0 92.3 8.0 7.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 1 4 2 25 24 27 29 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 77,070 COMMITMENTS 0 7,565 2,344 67,114 57,753 69,458 67,662 7,612 9,408 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,117) 0 464 -235 861 662 626 891 491 226 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 9.8 3.0 87.1 74.9 90.1 87.8 9.9 12.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 0 2 2 29 21 31 23 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 133,179 COMMITMENTS 14,245 0 7,482 104,136 120,854 125,863 128,336 7,316 4,843 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 6,537) 158 -1,824 628 7,339 7,830 8,125 6,634 -1,588 -97 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.7 0.0 5.6 78.2 90.7 94.5 96.4 5.5 3.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 6 0 5 33 32 39 37 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 103,472 COMMITMENTS 12,391 9,121 5,680 74,008 80,880 92,079 95,681 11,393 7,791 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 3,411) 0 -366 104 4,595 4,587 4,699 4,325 -1,288 -914 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.0 8.8 5.5 71.5 78.2 89.0 92.5 11.0 7.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 2 3 23 23 28 26 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 72,114 COMMITMENTS 8,130 72 6,869 53,006 58,618 68,005 65,559 4,109 6,555 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 782) -852 -58 936 698 -106 782 772 0 10 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.3 0.1 9.5 73.5 81.3 94.3 90.9 5.7 9.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 3 1 4 17 19 21 23 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 66,356 COMMITMENTS 7,490 0 2,057 51,541 58,408 61,088 60,465 5,268 5,891 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -1,110) -1,195 0 208 400 992 -587 1,200 -523 -2,310 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.3 0.0 3.1 77.7 88.0 92.1 91.1 7.9 8.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 0 2 25 24 27 26 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 91,078 COMMITMENTS 6,600 5,349 1,916 76,251 75,899 84,767 83,164 6,311 7,914 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -975) 236 1,962 -1,592 864 -3,171 -492 -2,801 -483 1,826 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.2 5.9 2.1 83.7 83.3 93.1 91.3 6.9 8.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 46) 3 4 4 30 31 36 36 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 102,252 COMMITMENTS 3,375 2,468 4,819 79,207 84,310 87,401 91,597 14,851 10,655 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 3,412) 525 604 102 2,714 2,068 3,341 2,774 71 638 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.3 2.4 4.7 77.5 82.5 85.5 89.6 14.5 10.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 1 2 2 24 22 26 25 DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365L OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 40,793 COMMITMENTS 8,755 1,638 1,806 26,686 30,842 37,247 34,286 3,546 6,507 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,846) -365 -868 671 2,064 4,189 2,370 3,992 -524 -2,146 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.5 4.0 4.4 65.4 75.6 91.3 84.0 8.7 16.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 3 1 3 16 14 20 17 VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365M OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 66,779 COMMITMENTS 7,056 6,177 5,378 49,538 43,869 61,972 55,424 4,807 11,355 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 2,651) -1,263 1,728 658 2,344 873 1,739 3,259 912 -608 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.6 9.2 8.1 74.2 65.7 92.8 83.0 7.2 17.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 2 4 15 14 19 18 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 83,685 COMMITMENTS 16,151 0 1,906 59,421 75,673 77,478 77,579 6,207 6,106 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -240) -111 0 252 -381 -246 -240 6 0 -246 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 19.3 0.0 2.3 71.0 90.4 92.6 92.7 7.4 7.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 0 2 27 23 30 25 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 117,250 COMMITMENTS 8,250 8,384 5,804 94,968 89,963 109,022 104,151 8,228 13,099 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,156) 2,615 -122 -449 -910 1,533 1,256 962 -100 194 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.0 7.2 5.0 81.0 76.7 93.0 88.8 7.0 11.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 45) 3 2 3 31 30 35 34 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 57,500 COMMITMENTS 0 2,183 1,980 45,415 42,764 47,395 46,927 10,105 10,573 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 366) 0 -481 301 -31 358 270 178 96 188 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.8 3.4 79.0 74.4 82.4 81.6 17.6 18.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 0 2 2 18 19 20 21 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 33,678 COMMITMENTS 8,126 8,116 0 25,122 25,407 33,248 33,523 430 155 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 2,604) 1,178 372 0 1,704 2,201 2,882 2,573 -278 31 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 24.1 24.1 0.0 74.6 75.4 98.7 99.5 1.3 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 4 3 0 15 16 19 19 HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A10 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 26,225 COMMITMENTS 1,875 0 0 24,226 24,965 26,101 24,965 124 1,260 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.1 0.0 0.0 92.4 95.2 99.5 95.2 0.5 4.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 0 0 12 12 14 12 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 152,891 COMMITMENTS 4,386 17,363 19,861 117,863 108,680 142,110 145,904 10,781 6,987 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 2,480) 492 -250 778 1,694 2,304 2,964 2,832 -484 -352 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.9 11.4 13.0 77.1 71.1 92.9 95.4 7.1 4.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 3 6 8 37 33 45 42 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 93,471 COMMITMENTS 1,231 3,849 3,486 81,107 77,595 85,824 84,930 7,647 8,541 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 679) -2,687 0 32 1,748 616 -907 648 1,586 31 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.3 4.1 3.7 86.8 83.0 91.8 90.9 8.2 9.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 3 1 3 23 25 26 29 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 67,165 COMMITMENTS 10,814 7,372 0 54,604 54,936 65,418 62,308 1,747 4,857 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,777) 3,866 -372 0 -367 1,648 3,499 1,276 -1,722 501 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.1 11.0 0.0 81.3 81.8 97.4 92.8 2.6 7.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 40) 5 2 0 21 24 26 26 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 279,538 COMMITMENTS 15,265 2,496 5,611 251,688 260,700 272,564 268,807 6,974 10,731 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 8,097) -2,779 1,518 1,634 8,597 4,451 7,452 7,603 645 494 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.5 0.9 2.0 90.0 93.3 97.5 96.2 2.5 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 63) 4 3 5 49 48 54 55 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 189,963 COMMITMENTS 6,463 5,880 12,939 158,252 165,986 177,654 184,805 12,309 5,158 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 5,473) 0 1,461 -1,228 7,017 6,656 5,789 6,889 -316 -1,416 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.4 3.1 6.8 83.3 87.4 93.5 97.3 6.5 2.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 50) 3 3 5 41 36 47 42 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 185,052 COMMITMENTS 1,099 14,018 10,797 159,750 148,204 171,646 173,019 13,406 12,033 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 2,015) -87 2,184 14 3,704 -770 3,631 1,428 -1,616 587 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.6 7.6 5.8 86.3 80.1 92.8 93.5 7.2 6.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 55) 1 5 5 45 37 50 43 SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035656 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 59,021 COMMITMENTS 0 215 2,361 44,287 44,091 46,648 46,667 12,373 12,354 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 408) 0 -397 286 -244 333 42 222 366 186 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.4 4.0 75.0 74.7 79.0 79.1 21.0 20.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 0 1 1 20 16 21 17 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 242,754 COMMITMENTS 27,287 4,767 20,895 178,838 202,023 227,020 227,685 15,734 15,069 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,616) -90 -971 246 1,646 2,283 1,802 1,558 -186 58 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.2 2.0 8.6 73.7 83.2 93.5 93.8 6.5 6.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 57) 8 3 9 43 43 54 52 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 70,606 COMMITMENTS 4,341 5,424 5,497 53,419 52,159 63,257 63,080 7,349 7,526 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 2,723) 1,745 -602 -346 1,204 3,548 2,603 2,600 120 123 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.1 7.7 7.8 75.7 73.9 89.6 89.3 10.4 10.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 4 4 5 20 25 26 32 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 2,699,432 COMMITMENTS 346,608 124,781 873,073 1446831 1686717 2666512 2684571 32,920 14,861 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -56,576) -17,130 -16,063 9,003 -55,282 -50,188 -63,409 -57,248 6,833 672 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.8 4.6 32.3 53.6 62.5 98.8 99.4 1.2 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 150) 25 20 43 101 92 145 138 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,004,825 COMMITMENTS 56,843 195,586 256,558 689,429 550,538 1002830 1002682 1,995 2,143 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -114,815) -45,388 -99,689 15,852 -85,174 -30,911 -114,710 -114,748 -105 -67 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.7 19.5 25.5 68.6 54.8 99.8 99.8 0.2 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 84) 19 22 36 42 41 79 81 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 91,530 COMMITMENTS 3,164 1,134 3,124 83,754 86,283 90,041 90,540 1,489 990 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -9,030) -1,022 -162 -1,655 -6,613 -7,528 -9,290 -9,345 260 315 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.5 1.2 3.4 91.5 94.3 98.4 98.9 1.6 1.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 50) 7 5 9 34 31 46 40 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 18,828 COMMITMENTS 1,417 88 615 16,688 17,979 18,720 18,682 108 146 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 0) 0 0 0 0 0 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 0.5 3.3 88.6 95.5 99.4 99.2 0.6 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 2 1 2 14 20 16 23 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 23,242 COMMITMENTS 6,062 340 216 15,984 21,859 22,262 22,415 979 826 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -59) 0 -37 -81 -45 54 -126 -64 67 5 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 26.1 1.5 0.9 68.8 94.1 95.8 96.4 4.2 3.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 2 2 2 17 18 19 22 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 12,136 COMMITMENTS 555 370 96 10,937 11,440 11,588 11,906 548 230 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -392) -154 -46 -30 -166 -312 -350 -388 -42 -4 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.6 3.0 0.8 90.1 94.3 95.5 98.1 4.5 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 1 2 3 16 14 19 17 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 30,371 COMMITMENTS 961 1,390 259 27,531 28,002 28,751 29,651 1,620 720 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 430) 0 320 0 630 -370 630 -50 -200 480 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.2 4.6 0.9 90.6 92.2 94.7 97.6 5.3 2.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 2 2 21 22 23 25 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 27,724 COMMITMENTS 240 616 1,432 25,218 25,028 26,890 27,076 834 648 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 122) 0 -40 40 82 22 122 22 0 100 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.9 2.2 5.2 91.0 90.3 97.0 97.7 3.0 2.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 1 2 2 19 18 21 21 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 10,708 COMMITMENTS 1,200 500 580 8,286 9,072 10,066 10,152 642 556 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 514) 0 0 0 514 994 514 994 0 -480 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.2 4.7 5.4 77.4 84.7 94.0 94.8 6.0 5.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 1 2 2 14 13 17 15 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 2,566,070 COMMITMENTS 277,054 107,006 698,219 1504377 1669101 2479650 2474326 86,420 91,744 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 125,899) 8,523 -10,429 46,078 66,443 76,643 121,044 112,292 4,855 13,608 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.8 4.2 27.2 58.6 65.0 96.6 96.4 3.4 3.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 375) 135 113 180 87 104 320 316 WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765A OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 93,522 COMMITMENTS 19,444 17,295 2,784 49,017 40,430 71,245 60,509 22,277 33,013 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -5,030) -1,435 2,106 -500 -1,308 -4,486 -3,243 -2,880 -1,787 -2,150 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 20.8 18.5 3.0 52.4 43.2 76.2 64.7 23.8 35.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 4 4 17 15 22 20 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 11,389 COMMITMENTS 0 250 0 11,389 11,139 11,389 11,389 0 0 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 495) 0 -75 -225 1,045 1,120 820 820 -325 -325 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 2.2 0.0 100.0 97.8 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 0 1 0 24 22 24 23 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 86,218 COMMITMENTS 6,856 21,789 20,765 52,667 36,126 80,288 78,680 5,930 7,538 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 1,431) -250 918 -29 954 -410 675 479 756 952 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.0 25.3 24.1 61.1 41.9 93.1 91.3 6.9 8.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 6 12 15 19 17 35 34 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 18,623 COMMITMENTS 12,864 1,463 183 3,183 16,627 16,230 18,273 2,393 350 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -343) -297 180 3 60 -695 -234 -512 -109 169 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 69.1 7.9 1.0 17.1 89.3 87.2 98.1 12.8 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 114) 63 12 6 13 26 80 42 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 14,773 COMMITMENTS 9,037 878 0 2,768 13,139 11,805 14,017 2,968 756 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -3,995) -4,648 -531 0 1,023 -3,331 -3,625 -3,862 -370 -133 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 61.2 5.9 0.0 18.7 88.9 79.9 94.9 20.1 5.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 73) 32 5 0 11 25 43 30 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 214,376 COMMITMENTS 50,328 11,434 27,221 119,015 160,096 196,564 198,751 17,812 15,625 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: -14,668) 3,590 1,074 -6,348 -8,646 -9,045 -11,404 -14,320 -3,264 -347 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 23.5 5.3 12.7 55.5 74.7 91.7 92.7 8.3 7.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 182) 60 28 33 79 86 154 133 SING JET KERO SWAP - NEW YORK MERCANTILE EXCHANGE Code-26265D OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 3,290 COMMITMENTS 0 0 0 3,290 3,290 3,290 3,290 0 0 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 250) -50 0 -50 350 300 250 250 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.0 0.0 100.0 100.0 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 0 0 13 15 13 15 SING JET KERO GASOIL SPR SWAP - NEW YORK MERCANTILE EXCHANGE Code-86465C OPTION AND FUTURES COMBINED POSITIONS AS OF 07/31/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 4,175 COMMITMENTS 350 50 0 3,825 4,125 4,175 4,175 0 0 CHANGES FROM 07/24/07 (CHANGE IN OPEN INTEREST: 250) 0 0 0 250 350 250 350 0 -100 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.4 1.2 0.0 91.6 98.8 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 1 0 11 17 13 18
Updated July 29, 2008