GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 8,235 COMMITMENTS 750 0 225 6,060 7,540 7,035 7,765 1,200 470 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 900) 0 0 0 900 850 900 850 0 50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.1 0.0 2.7 73.6 91.6 85.4 94.3 14.6 5.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 1 0 1 17 15 18 16 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 15,537 COMMITMENTS 150 7,103 21 14,901 6,799 15,072 13,923 465 1,614 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 885) -175 25 0 1,060 860 885 885 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.0 45.7 0.1 95.9 43.8 97.0 89.6 3.0 10.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 1 4 1 24 26 26 30 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 2,851 COMMITMENTS 0 85 30 2,202 2,159 2,232 2,274 619 577 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 165) 0 40 5 80 70 85 115 80 50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.0 1.1 77.2 75.7 78.3 79.8 21.7 20.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 0 1 1 23 23 24 24 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 236,265 COMMITMENTS 27,660 22,917 37,323 139,351 147,313 204,335 207,553 31,930 28,712 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 13,792) -7,280 1,315 6,012 16,818 7,044 15,550 14,371 -1,758 -579 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.7 9.7 15.8 59.0 62.4 86.5 87.8 13.5 12.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 149) 34 37 32 63 71 117 122 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,290,296 COMMITMENTS 72,351 132,420 516,044 625,158 599,832 1213553 1248296 76,743 42,000 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 10,362) -10,388 -14,694 2,663 20,963 21,529 13,237 9,499 -2,875 863 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.6 10.3 40.0 48.5 46.5 94.1 96.7 5.9 3.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 221) 60 68 91 85 81 199 191 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 91,380 COMMITMENTS 3,059 15,287 2,842 73,577 62,405 79,478 80,534 11,902 10,846 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 118) 304 -4 -209 -1,161 -37 -1,066 -250 1,184 368 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.3 16.7 3.1 80.5 68.3 87.0 88.1 13.0 11.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 3 2 17 16 19 20 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 57,586 COMMITMENTS 1,771 1,860 2,977 43,481 40,139 48,229 44,976 9,357 12,610 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,688) 768 764 122 355 -2,336 1,245 -1,450 443 3,138 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.1 3.2 5.2 75.5 69.7 83.8 78.1 16.2 21.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 1 1 2 21 18 23 20 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 121,464 COMMITMENTS 7,542 2,927 6,863 97,200 103,809 111,605 113,599 9,859 7,865 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -800) -536 -769 -1,691 1,795 1,292 -432 -1,168 -368 368 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.2 2.4 5.7 80.0 85.5 91.9 93.5 8.1 6.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 2 2 4 21 25 25 29 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 81,758 COMMITMENTS 26,431 10,316 1,284 43,393 58,951 71,108 70,551 10,650 11,207 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,991) 0 -1,776 488 1,073 3,917 1,561 2,629 430 -638 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 32.3 12.6 1.6 53.1 72.1 87.0 86.3 13.0 13.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 2 2 1 17 15 20 17 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 78,358 COMMITMENTS 2,357 472 7,154 64,297 63,419 73,808 71,045 4,550 7,313 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 3,224) -68 -2,906 2,221 461 3,929 2,614 3,244 610 -20 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.0 0.6 9.1 82.1 80.9 94.2 90.7 5.8 9.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 2 2 4 16 18 20 22 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 67,531 COMMITMENTS 5,670 0 2,693 50,992 58,070 59,355 60,763 8,176 6,768 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 649) -407 0 362 -2,380 671 -2,425 1,033 3,074 -384 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.4 0.0 4.0 75.5 86.0 87.9 90.0 12.1 10.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 0 2 19 21 21 23 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 88,916 COMMITMENTS 2,576 4,820 5,102 70,049 66,457 77,727 76,379 11,189 12,537 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 2,360) 0 3,844 -1,305 2,936 -2,577 1,631 -38 729 2,398 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.9 5.4 5.7 78.8 74.7 87.4 85.9 12.6 14.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 1 4 4 20 25 25 29 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 85,570 COMMITMENTS 0 7,619 2,390 66,148 62,626 68,538 72,635 17,032 12,935 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 84) 0 732 -441 -3,005 -2,278 -3,446 -1,987 3,530 2,071 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 8.9 2.8 77.3 73.2 80.1 84.9 19.9 15.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 0 2 2 18 16 20 18 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 60,386 COMMITMENTS 7,444 1,822 1,452 44,957 46,965 53,853 50,239 6,533 10,147 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 3,256) 2,432 303 -551 3,399 4,480 5,280 4,232 -2,024 -976 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.3 3.0 2.4 74.4 77.8 89.2 83.2 10.8 16.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 2 2 24 19 28 21 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 116,639 COMMITMENTS 5,223 11,035 7,074 94,485 79,166 106,782 97,275 9,857 19,364 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 51) -1,699 -363 871 418 -1,411 -410 -903 461 954 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.5 9.5 6.1 81.0 67.9 91.5 83.4 8.5 16.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 3 3 3 23 21 27 26 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 62,696 COMMITMENTS 0 8,215 1,396 41,655 41,890 43,051 51,501 19,645 11,195 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,597) 0 165 -57 -2,799 653 -2,856 761 4,453 836 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 13.1 2.2 66.4 66.8 68.7 82.1 31.3 17.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 0 2 2 15 16 17 18 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 171,437 COMMITMENTS 4,566 23,118 12,349 139,681 129,402 156,596 164,869 14,841 6,568 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -377) -1,371 -1,712 80 -2,112 985 -3,403 -647 3,026 270 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.7 13.5 7.2 81.5 75.5 91.3 96.2 8.7 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 47) 3 6 7 35 33 42 42 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 90,496 COMMITMENTS 2,259 7,840 3,325 78,285 60,758 83,869 71,923 6,627 18,573 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 3,922) 232 -905 -698 6,051 946 5,585 -657 -1,663 4,579 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.5 8.7 3.7 86.5 67.1 92.7 79.5 7.3 20.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 3 3 19 16 22 21 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 287,893 COMMITMENTS 17,525 3,002 7,792 245,738 261,211 271,055 272,005 16,838 15,888 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 7,434) 4,503 1,844 -926 1,881 4,060 5,458 4,978 1,976 2,456 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.1 1.0 2.7 85.4 90.7 94.2 94.5 5.8 5.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 55) 5 5 5 38 41 45 49 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 180,504 COMMITMENTS 8,600 8,731 16,293 139,669 143,857 164,562 168,881 15,942 11,623 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 4,994) -2,352 -1,169 307 7,015 -500 4,970 -1,362 24 6,356 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.8 4.8 9.0 77.4 79.7 91.2 93.6 8.8 6.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 2 3 5 34 32 39 37 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 176,127 COMMITMENTS 9,278 3,808 9,837 134,533 130,135 153,648 143,780 22,479 32,347 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -967) 209 532 16 343 -16,757 568 -16,209 -1,535 15,242 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.3 2.2 5.6 76.4 73.9 87.2 81.6 12.8 18.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 40) 3 2 3 27 31 31 35 SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035656 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 49,750 COMMITMENTS 0 4,920 2,012 33,864 33,146 35,876 40,078 13,874 9,672 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -12) 0 -182 139 -3,308 430 -3,169 387 3,157 -399 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 9.9 4.0 68.1 66.6 72.1 80.6 27.9 19.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 1 1 15 16 16 17 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 251,944 COMMITMENTS 27,465 5,516 21,773 180,569 197,576 229,807 224,865 22,137 27,079 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 3,350) 1,050 -1,536 1,379 -7,726 -7,518 -5,297 -7,675 8,647 11,025 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.9 2.2 8.6 71.7 78.4 91.2 89.3 8.8 10.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 50) 6 3 8 35 35 44 43 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 62,503 COMMITMENTS 911 6,186 1,920 53,196 43,419 56,027 51,525 6,476 10,978 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,334) 531 980 244 927 966 1,702 2,190 -368 -856 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.5 9.9 3.1 85.1 69.5 89.6 82.4 10.4 17.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 1 2 2 23 21 25 24 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 2,577,400 COMMITMENTS 199,983 56,670 838,214 1510196 1667719 2548393 2562603 29,007 14,797 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 10,894) -2,179 6,412 343 11,830 4,404 9,994 11,159 900 -265 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.8 2.2 32.5 58.6 64.7 98.9 99.4 1.1 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 158) 28 19 42 108 93 154 137 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,048,953 COMMITMENTS 138,362 315,970 156,281 749,346 573,479 1043989 1045730 4,964 3,223 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 126,461) -5,016 22,264 51,981 80,020 52,271 126,985 126,516 -524 -55 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 13.2 30.1 14.9 71.4 54.7 99.5 99.7 0.5 0.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 73) 25 11 29 37 35 71 66 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 84,672 COMMITMENTS 2,114 1,047 3,575 78,662 79,730 84,351 84,352 321 320 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,658) -160 -4 -51 1,829 1,685 1,618 1,630 40 29 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.5 1.2 4.2 92.9 94.2 99.6 99.6 0.4 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 54) 6 4 7 40 37 49 45 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 18,428 COMMITMENTS 726 42 810 16,827 17,345 18,363 18,197 65 231 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 88) 0 0 0 88 88 88 88 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.9 0.2 4.4 91.3 94.1 99.6 98.7 0.4 1.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 1 1 1 14 19 15 21 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 19,121 COMMITMENTS 1,642 0 351 16,821 18,243 18,814 18,594 307 527 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 156) -22 0 11 167 147 156 158 0 -2 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.6 0.0 1.8 88.0 95.4 98.4 97.2 1.6 2.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 0 2 19 21 21 23 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 14,313 COMMITMENTS 1,087 60 120 11,992 13,378 13,199 13,558 1,114 755 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -5) 0 0 0 -13 0 -13 0 8 -5 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.6 0.4 0.8 83.8 93.5 92.2 94.7 7.8 5.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 1 1 16 13 17 15 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 29,330 COMMITMENTS 878 0 622 27,142 28,416 28,642 29,038 688 292 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 358) 40 0 0 258 358 298 358 60 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.0 0.0 2.1 92.5 96.9 97.7 99.0 2.3 1.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 3 0 1 25 23 28 24 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 27,884 COMMITMENTS 240 720 1,660 25,474 25,090 27,374 27,470 510 414 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 610) 120 0 0 420 610 540 610 70 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.9 2.6 6.0 91.4 90.0 98.2 98.5 1.8 1.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 2 1 1 19 16 21 18 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 10,800 COMMITMENTS 0 460 560 9,844 9,578 10,404 10,598 396 202 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 80) 0 0 0 80 60 80 60 0 20 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 4.3 5.2 91.1 88.7 96.3 98.1 3.7 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 2 1 16 14 17 16 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 2,267,526 COMMITMENTS 205,663 117,695 605,962 1374467 1458364 2186091 2182020 81,435 85,506 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: -98,684) 601 1,171 -47,331 -46,269 -48,033 -93,000 -94,193 -5,685 -4,491 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.1 5.2 26.7 60.6 64.3 96.4 96.2 3.6 3.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 337) 119 102 163 94 93 296 289 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 22,335 COMMITMENTS 0 0 0 22,335 22,285 22,335 22,285 0 50 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 750) 0 0 0 750 750 750 750 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.0 0.0 100.0 99.8 100.0 99.8 0.0 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 0 0 17 16 17 16 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 61,958 COMMITMENTS 1,798 10,155 19,222 34,698 25,420 55,718 54,797 6,240 7,161 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 7,177) -766 -966 3,917 3,404 3,561 6,555 6,512 622 665 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.9 16.4 31.0 56.0 41.0 89.9 88.4 10.1 11.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 8 7 14 15 14 29 29 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 18,857 COMMITMENTS 12,094 2,323 80 3,801 16,143 15,975 18,546 2,882 311 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 2,520) 2,601 342 48 -244 2,097 2,405 2,487 115 33 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 64.1 12.3 0.4 20.2 85.6 84.7 98.4 15.3 1.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 135) 86 8 2 13 27 101 37 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 13,788 COMMITMENTS 9,385 1,409 0 1,966 11,634 11,351 13,043 2,437 745 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 1,104) 1,318 -317 -110 -29 1,517 1,179 1,090 -75 14 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 68.1 10.2 0.0 14.3 84.4 82.3 94.6 17.7 5.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 88) 46 9 0 9 26 55 35 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/17/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 223,991 COMMITMENTS 41,324 10,337 31,491 120,657 155,245 193,472 197,073 30,518 26,917 CHANGES FROM 04/10/07 (CHANGE IN OPEN INTEREST: 17,484) -990 1,393 1,229 16,143 13,578 16,382 16,200 1,102 1,284 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 18.4 4.6 14.1 53.9 69.3 86.4 88.0 13.6 12.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 187) 56 25 34 80 97 152 143
Updated April 20, 2007