GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 8,238 COMMITMENTS 1,450 0 50 5,688 8,088 7,188 8,138 1,050 100 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,225) -325 0 -25 -1,025 -1,150 -1,375 -1,175 150 -50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.6 0.0 0.6 69.0 98.2 87.3 98.8 12.7 1.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 0 1 17 20 18 21 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 13,075 COMMITMENTS 700 3,233 0 11,689 8,330 12,389 11,563 686 1,512 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,512) 100 -958 0 -1,623 -503 -1,523 -1,461 11 -51 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.4 24.7 0.0 89.4 63.7 94.8 88.4 5.2 11.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 2 3 0 24 27 26 30 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 3,307 COMMITMENTS 0 45 0 3,053 2,833 3,053 2,878 254 429 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -809) 0 10 -40 -684 -794 -724 -824 -85 15 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 1.4 0.0 92.3 85.7 92.3 87.0 7.7 13.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 0 1 0 29 31 29 32 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 240,551 COMMITMENTS 26,469 24,462 30,279 144,805 154,278 201,553 209,018 38,998 31,532 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -12,478) -13,113 2,556 -4,884 5,250 -16,135 -12,747 -18,462 268 5,984 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.0 10.2 12.6 60.2 64.1 83.8 86.9 16.2 13.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 142) 35 28 29 66 73 114 118 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,291,448 COMMITMENTS 66,776 175,977 549,746 601,050 525,156 1217572 1250879 73,876 40,569 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -11,125) 1,218 -14,816 1,599 -10,670 1,536 -7,853 -11,681 -3,273 556 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.2 13.6 42.6 46.5 40.7 94.3 96.9 5.7 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 243) 68 78 97 89 82 211 209 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 83,304 COMMITMENTS 1,642 15,132 2,109 72,351 58,917 76,102 76,158 7,202 7,146 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -2,052) 158 -525 -138 -2,431 -1,985 -2,411 -2,648 359 596 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.0 18.2 2.5 86.9 70.7 91.4 91.4 8.6 8.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 3 2 23 23 25 28 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 70,417 COMMITMENTS 0 5,436 1,873 62,735 54,240 64,608 61,549 5,809 8,868 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -6,653) 0 -2,129 -471 -4,379 -3,513 -4,850 -6,113 -1,803 -540 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 7.7 2.7 89.1 77.0 91.8 87.4 8.2 12.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 0 2 2 28 20 30 22 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 129,600 COMMITMENTS 14,674 307 6,309 101,105 117,228 122,088 123,844 7,512 5,756 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -3,579) 429 307 -1,173 -3,031 -3,626 -3,775 -4,492 196 913 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.3 0.2 4.9 78.0 90.5 94.2 95.6 5.8 4.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 43) 5 1 4 31 30 37 34 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 100,868 COMMITMENTS 12,922 10,087 4,299 72,375 80,142 89,596 94,528 11,272 6,340 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -2,604) 531 966 -1,381 -1,633 -738 -2,483 -1,153 -121 -1,451 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.8 10.0 4.3 71.8 79.5 88.8 93.7 11.2 6.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 2 3 22 23 27 26 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 65,001 COMMITMENTS 10,777 4 5,316 45,036 53,887 61,129 59,207 3,872 5,794 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -7,113) 2,647 -68 -1,553 -7,970 -4,731 -6,876 -6,352 -237 -761 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.6 0.0 8.2 69.3 82.9 94.0 91.1 6.0 8.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 3 1 4 17 18 21 22 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 58,368 COMMITMENTS 4,793 0 3,000 45,840 47,022 53,633 50,022 4,735 8,346 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -7,988) -2,697 0 943 -5,701 -11,386 -7,455 -10,443 -533 2,455 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.2 0.0 5.1 78.5 80.6 91.9 85.7 8.1 14.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 2 0 2 24 21 26 23 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 85,560 COMMITMENTS 6,438 3,051 2,726 69,475 72,108 78,639 77,885 6,921 7,675 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -5,518) -162 -2,298 810 -6,776 -3,791 -6,128 -5,279 610 -239 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 3.6 3.2 81.2 84.3 91.9 91.0 8.1 9.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 41) 2 3 4 27 31 32 35 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 98,586 COMMITMENTS 5,302 2,399 3,857 73,499 81,413 82,658 87,669 15,928 10,917 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -3,666) 1,927 -69 -962 -5,708 -2,897 -4,743 -3,928 1,077 262 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.4 2.4 3.9 74.6 82.6 83.8 88.9 16.2 11.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 1 2 2 21 19 23 22 DEMARC BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365L OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 37,554 COMMITMENTS 8,495 1,576 1,776 24,111 27,871 34,382 31,223 3,172 6,331 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -3,239) -260 -62 -30 -2,575 -2,971 -2,865 -3,063 -374 -176 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 22.6 4.2 4.7 64.2 74.2 91.6 83.1 8.4 16.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 3 1 3 16 13 20 16 VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365M OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 61,777 COMMITMENTS 4,374 7,545 4,402 49,865 39,326 58,641 51,273 3,136 10,504 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -5,002) -2,682 1,368 -976 327 -4,543 -3,331 -4,151 -1,671 -851 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.1 12.2 7.1 80.7 63.7 94.9 83.0 5.1 17.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 2 4 16 15 20 19 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 82,622 COMMITMENTS 15,762 0 1,840 58,547 76,942 76,149 78,782 6,473 3,840 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,063) -389 0 -66 -874 1,269 -1,329 1,203 266 -2,266 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 19.1 0.0 2.2 70.9 93.1 92.2 95.4 7.8 4.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 3 0 2 28 25 31 27 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 109,294 COMMITMENTS 5,733 7,761 6,125 88,787 82,394 100,645 96,280 8,649 13,014 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -7,956) -2,517 -623 321 -6,181 -7,569 -8,377 -7,871 421 -85 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.2 7.1 5.6 81.2 75.4 92.1 88.1 7.9 11.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 42) 3 2 3 29 28 33 32 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 52,831 COMMITMENTS 0 1,850 1,980 41,717 38,960 43,697 42,790 9,134 10,041 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -4,669) 0 -333 0 -3,698 -3,804 -3,698 -4,137 -971 -532 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.5 3.7 79.0 73.7 82.7 81.0 17.3 19.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 0 2 2 18 18 20 20 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 139,623 COMMITMENTS 2,579 15,554 18,063 105,418 97,591 126,060 131,208 13,563 8,415 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -13,268) -1,807 -1,809 -1,798 -12,445 -11,089 -16,050 -14,696 2,782 1,428 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.8 11.1 12.9 75.5 69.9 90.3 94.0 9.7 6.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 43) 2 5 6 35 30 41 37 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 86,776 COMMITMENTS 1,154 3,930 3,427 75,744 69,729 80,325 77,086 6,451 9,690 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -6,695) -77 81 -59 -5,363 -7,866 -5,499 -7,844 -1,196 1,149 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.3 4.5 3.9 87.3 80.4 92.6 88.8 7.4 11.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 2 2 3 23 24 26 28 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 56,997 COMMITMENTS 8,644 4,148 0 47,226 48,867 55,870 53,015 1,127 3,982 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -10,168) -2,170 -1,240 0 -7,378 -8,053 -9,548 -9,293 -620 -875 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 15.2 7.3 0.0 82.9 85.7 98.0 93.0 2.0 7.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 2 1 0 15 16 17 17 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 260,592 COMMITMENTS 16,083 1,321 5,431 232,569 243,917 254,083 250,669 6,509 9,923 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -18,946) 818 -1,175 -180 -19,119 -16,783 -18,481 -18,138 -465 -808 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.2 0.5 2.1 89.2 93.6 97.5 96.2 2.5 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 61) 4 2 5 46 48 51 54 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 182,160 COMMITMENTS 6,212 3,425 13,122 151,019 160,915 170,353 177,462 11,807 4,698 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -7,803) -251 -2,455 183 -7,233 -5,071 -7,301 -7,343 -502 -460 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.4 1.9 7.2 82.9 88.3 93.5 97.4 6.5 2.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 2 3 5 40 36 45 42 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 178,015 COMMITMENTS 3,591 16,425 6,566 153,077 141,383 163,234 164,374 14,781 13,641 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -7,037) 2,492 2,407 -4,231 -6,673 -6,821 -8,412 -8,645 1,375 1,608 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.0 9.2 3.7 86.0 79.4 91.7 92.3 8.3 7.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 49) 2 4 4 38 34 42 40 SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035656 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 55,877 COMMITMENTS 0 701 1,863 43,272 41,859 45,135 44,423 10,742 11,454 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -3,144) 0 486 -498 -1,015 -2,232 -1,513 -2,244 -1,631 -900 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 1.3 3.3 77.4 74.9 80.8 79.5 19.2 20.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 0 1 1 21 16 22 17 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 225,211 COMMITMENTS 26,519 5,432 18,464 165,015 179,297 209,998 203,193 15,213 22,018 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -17,543) -768 665 -2,431 -13,823 -22,726 -17,022 -24,492 -521 6,949 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.8 2.4 8.2 73.3 79.6 93.2 90.2 6.8 9.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 7 2 8 40 40 49 48 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 65,169 COMMITMENTS 2,630 5,455 5,050 50,328 45,057 58,008 55,562 7,161 9,607 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -5,437) -1,711 31 -447 -3,091 -7,102 -5,249 -7,518 -188 2,081 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.0 8.4 7.7 77.2 69.1 89.0 85.3 11.0 14.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 4 4 19 23 24 29 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 2,720,024 COMMITMENTS 333,709 118,791 884,718 1471245 1697593 2689672 2701102 30,352 18,922 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 20,592) -12,899 -5,990 11,645 24,414 10,876 23,160 16,531 -2,568 4,061 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.3 4.4 32.5 54.1 62.4 98.9 99.3 1.1 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 152) 28 18 43 102 93 147 139 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,011,130 COMMITMENTS 68,001 199,981 252,980 687,073 556,326 1008054 1009287 3,076 1,843 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 6,305) 11,158 4,395 -3,578 -2,356 5,788 5,224 6,605 1,081 -300 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.7 19.8 25.0 68.0 55.0 99.7 99.8 0.3 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 86) 20 21 37 44 42 81 83 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 95,161 COMMITMENTS 3,197 1,113 4,223 86,516 89,064 93,937 94,400 1,224 761 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 3,631) 34 -21 1,099 2,763 2,781 3,896 3,860 -265 -229 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.4 1.2 4.4 90.9 93.6 98.7 99.2 1.3 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 9 3 8 35 31 47 39 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 17,591 COMMITMENTS 1,438 46 489 15,577 16,931 17,504 17,466 87 125 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,237) 21 -42 -126 -1,111 -1,048 -1,216 -1,216 -21 -21 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.2 0.3 2.8 88.6 96.2 99.5 99.3 0.5 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 1 2 14 21 16 24 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 22,588 COMMITMENTS 6,063 200 215 15,363 21,372 21,641 21,787 947 801 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -653) 1 -140 -1 -621 -487 -621 -628 -33 -25 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 26.8 0.9 1.0 68.0 94.6 95.8 96.5 4.2 3.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 2 1 2 17 18 19 21 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| 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 555 358 96 10,925 11,440 11,576 11,894 560 242 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 0) 0 -12 0 -12 0 -12 -12 12 12 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.6 2.9 0.8 90.0 94.3 95.4 98.0 4.6 2.0 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 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 29,106 COMMITMENTS 1,008 1,250 212 26,310 26,902 27,530 28,364 1,576 742 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,265) 47 -140 -47 -1,221 -1,100 -1,221 -1,287 -44 22 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.5 4.3 0.7 90.4 92.4 94.6 97.5 5.4 2.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 1 2 22 23 24 25 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 26,376 COMMITMENTS 332 456 1,260 23,810 23,812 25,402 25,528 974 848 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,348) 92 -160 -172 -1,408 -1,216 -1,488 -1,548 140 200 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.3 1.7 4.8 90.3 90.3 96.3 96.8 3.7 3.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 1 2 19 17 21 20 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 10,196 COMMITMENTS 1,220 370 560 7,841 8,732 9,621 9,662 575 534 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -512) 20 -130 -20 -445 -340 -445 -490 -67 -22 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.0 3.6 5.5 76.9 85.6 94.4 94.8 5.6 5.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 1 2 14 13 17 15 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 2,549,792 COMMITMENTS 241,351 98,893 709,078 1503250 1657073 2453680 2465045 96,112 84,747 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -16,278) -35,703 -8,113 10,860 -1,126 -12,027 -25,970 -9,281 9,692 -6,997 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.5 3.9 27.8 59.0 65.0 96.2 96.7 3.8 3.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 352) 118 111 172 87 101 305 301 WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 93,803 COMMITMENTS 19,879 16,035 3,301 49,363 44,258 72,543 63,594 21,260 30,209 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 281) 435 -1,260 517 346 3,828 1,298 3,085 -1,017 -2,804 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.2 17.1 3.5 52.6 47.2 77.3 67.8 22.7 32.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 2 4 4 18 16 23 21 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 9,608 COMMITMENTS 0 350 0 9,608 9,258 9,608 9,608 0 0 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -1,781) 0 100 0 -1,781 -1,881 -1,781 -1,781 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.6 0.0 100.0 96.4 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 0 2 0 21 22 21 24 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 88,020 COMMITMENTS 6,619 22,385 21,922 53,355 35,593 81,896 79,900 6,124 8,120 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 1,802) -237 596 1,157 688 -533 1,608 1,220 194 582 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 25.4 24.9 60.6 40.4 93.0 90.8 7.0 9.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 6 12 15 19 17 35 35 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 18,920 COMMITMENTS 12,744 1,440 257 3,574 16,816 16,575 18,513 2,345 407 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: 297) -120 -23 74 391 189 345 240 -48 57 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 67.4 7.6 1.4 18.9 88.9 87.6 97.8 12.4 2.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 114) 63 12 5 14 25 81 40 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 14,573 COMMITMENTS 8,946 994 0 2,530 12,766 11,476 13,760 3,097 813 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -200) -91 116 0 -238 -373 -329 -257 129 57 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 61.4 6.8 0.0 17.4 87.6 78.7 94.4 21.3 5.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 74) 36 6 0 8 24 44 30 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 213,750 COMMITMENTS 46,851 13,295 29,780 119,615 154,498 196,247 197,574 17,503 16,176 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -626) -3,477 1,861 2,559 601 -5,597 -317 -1,177 -309 551 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.9 6.2 13.9 56.0 72.3 91.8 92.4 8.2 7.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 187) 64 29 39 78 86 158 139 SING JET KERO GASOIL SPR SWAP - NEW YORK MERCANTILE EXCHANGE Code-86465C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/07/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 3,625 COMMITMENTS 350 0 0 3,275 3,525 3,625 3,525 0 100 CHANGES FROM 07/31/07 (CHANGE IN OPEN INTEREST: -550) 0 -50 0 -550 -600 -550 -650 0 100 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.7 0.0 0.0 90.3 97.2 100.0 97.2 0.0 2.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 0 0 12 17 14 17
Updated July 29, 2008