NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 6,459 COMMITMENTS 1,280 1,480 0 4,603 4,204 5,883 5,684 576 775 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 80) 100 0 0 330 380 430 380 -350 -300 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 19.8 22.9 0.0 71.3 65.1 91.1 88.0 8.9 12.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 2 0 18 20 20 22 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 212,905 COMMITMENTS 21,806 11,463 38,225 121,149 132,067 181,179 181,755 31,726 31,150 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 2,093) 2,329 -807 151 4,633 3,518 7,113 2,862 -5,020 -769 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.2 5.4 18.0 56.9 62.0 85.1 85.4 14.9 14.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 145) 36 29 40 68 74 127 124 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,456,139 COMMITMENTS 110,922 78,811 721,105 542,293 617,795 1374319 1417710 81,819 38,428 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 16,750) 9,123 6,979 -4,987 14,222 14,331 18,358 16,322 -1,608 428 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.6 5.4 49.5 37.2 42.4 94.4 97.4 5.6 2.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 237) 67 66 100 99 88 224 200 E-MINY NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023655 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 16,909 COMMITMENTS 5,708 10,640 1,817 3,432 808 10,957 13,265 5,952 3,644 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 5,112) 3,028 3,091 219 688 480 3,935 3,790 1,177 1,322 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 33.8 62.9 10.7 20.3 4.8 64.8 78.4 35.2 21.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 8 9 4 3 2 13 13 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 78,294 COMMITMENTS 1,306 1,830 10,393 61,008 59,341 72,707 71,564 5,587 6,730 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 2,638) 1,286 -3,084 693 1,260 6,210 3,239 3,819 -601 -1,181 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.7 2.3 13.3 77.9 75.8 92.9 91.4 7.1 8.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 1 2 2 23 24 25 27 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 47,826 COMMITMENTS 8,053 2,499 1,908 31,347 37,132 41,308 41,539 6,518 6,287 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,645) 1,202 278 -70 535 1,039 1,667 1,247 -22 398 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.8 5.2 4.0 65.5 77.6 86.4 86.9 13.6 13.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 3 2 4 22 22 27 26 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 121,004 COMMITMENTS 8,882 0 1,824 100,700 108,497 111,406 110,321 9,598 10,683 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -487) 64 0 0 -551 -673 -487 -673 0 186 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.3 0.0 1.5 83.2 89.7 92.1 91.2 7.9 8.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 2 0 1 25 26 27 27 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 79,465 COMMITMENTS 11,984 0 0 60,398 69,350 72,382 69,350 7,083 10,115 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,176) 0 0 0 836 1,176 836 1,176 340 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 15.1 0.0 0.0 76.0 87.3 91.1 87.3 8.9 12.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 1 0 0 25 22 26 22 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 75,681 COMMITMENTS 424 12,108 3,440 67,556 56,001 71,420 71,549 4,261 4,132 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 3,900) 0 1,655 580 4,230 1,485 4,810 3,720 -910 180 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.6 16.0 4.5 89.3 74.0 94.4 94.5 5.6 5.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 1 4 2 22 20 25 24 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 61,971 COMMITMENTS 2,817 2,486 5,633 50,014 44,636 58,464 52,755 3,507 9,216 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,414) 866 0 -569 2,633 1,065 2,930 496 -1,516 918 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.5 4.0 9.1 80.7 72.0 94.3 85.1 5.7 14.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 3 2 3 20 21 24 25 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 120,484 COMMITMENTS 0 11,890 6,588 103,087 92,404 109,675 110,882 10,809 9,602 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 5,611) 0 2,203 821 4,730 2,316 5,551 5,340 60 271 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 9.9 5.5 85.6 76.7 91.0 92.0 9.0 8.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 40) 0 2 2 34 28 36 30 SUMAS BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365J OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 39,614 COMMITMENTS 308 5,436 1,889 29,575 29,461 31,772 36,786 7,842 2,828 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,260) 178 -520 464 2,165 1,682 2,807 1,626 -1,547 -366 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.8 13.7 4.8 74.7 74.4 80.2 92.9 19.8 7.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 2 2 4 17 21 21 25 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 74,585 COMMITMENTS 0 11,233 3,838 60,808 50,702 64,646 65,773 9,939 8,812 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 2,152) 0 214 -609 2,761 2,547 2,152 2,152 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 15.1 5.1 81.5 68.0 86.7 88.2 13.3 11.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 0 2 2 18 15 20 17 VENTURA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365M OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 53,489 COMMITMENTS 6,003 616 3,132 39,702 43,454 48,837 47,202 4,652 6,287 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 2,201) 934 248 1,498 -243 304 2,189 2,050 12 151 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.2 1.2 5.9 74.2 81.2 91.3 88.2 8.7 11.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 1 1 15 17 16 19 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 79,435 COMMITMENTS 5,986 0 122 63,520 71,696 69,628 71,818 9,807 7,617 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 832) 0 0 0 762 48 762 48 70 784 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 0.0 0.2 80.0 90.3 87.7 90.4 12.3 9.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 0 1 25 23 27 24 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 86,321 COMMITMENTS 0 12,500 4,218 76,255 59,454 80,473 76,172 5,848 10,149 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 5,744) -1,037 6,160 -1,065 8,089 -2,361 5,987 2,734 -243 3,010 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 14.5 4.9 88.3 68.9 93.2 88.2 6.8 11.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 0 3 1 31 28 32 31 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 64,806 COMMITMENTS 0 416 3,792 50,901 52,581 54,693 56,789 10,113 8,017 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 141) -1,007 416 -94 998 -118 -103 204 244 -63 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.6 5.9 78.5 81.1 84.4 87.6 15.6 12.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 0 1 1 21 21 22 22 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 57,162 COMMITMENTS 1,240 4,174 2,580 51,878 50,288 55,698 57,042 1,464 120 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 5,028) 1,200 268 1,380 1,592 3,260 4,172 4,908 856 120 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.2 7.3 4.5 90.8 88.0 97.4 99.8 2.6 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 3 4 2 14 14 18 19 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 189,187 COMMITMENTS 1,245 10,082 18,738 155,664 153,828 175,647 182,648 13,540 6,539 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 4,511) 415 993 3,644 -700 399 3,359 5,036 1,152 -525 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.7 5.3 9.9 82.3 81.3 92.8 96.5 7.2 3.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 45) 2 5 7 37 32 44 39 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 98,585 COMMITMENTS 6,697 4,170 4,521 76,860 78,008 88,078 86,699 10,507 11,886 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 3,671) -342 0 709 1,294 2,530 1,661 3,239 2,010 432 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.8 4.2 4.6 78.0 79.1 89.3 87.9 10.7 12.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 1 2 24 23 27 26 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,947 COMMITMENTS 1,752 4,038 2,068 65,519 62,297 69,339 68,403 608 1,544 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 3,394) 1,712 780 868 814 1,626 3,394 3,274 0 120 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.5 5.8 3.0 93.7 89.1 99.1 97.8 0.9 2.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 36) 4 3 2 20 21 24 26 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 270,375 COMMITMENTS 14,279 0 4,310 246,091 258,700 264,680 263,010 5,695 7,365 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,547) 3,568 -471 -1,291 -862 3,331 1,415 1,569 132 -22 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.3 0.0 1.6 91.0 95.7 97.9 97.3 2.1 2.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 60) 5 0 5 48 48 54 53 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 160,382 COMMITMENTS 13,482 762 10,295 127,583 145,111 151,360 156,168 9,022 4,214 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -873) -829 620 -210 440 -99 -599 311 -274 -1,184 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.4 0.5 6.4 79.5 90.5 94.4 97.4 5.6 2.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 45) 3 1 4 36 35 40 39 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 162,088 COMMITMENTS 0 2,846 7,033 146,231 142,726 153,264 152,605 8,824 9,483 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,608) 0 -91 -2,854 5,706 6,311 2,852 3,366 -1,244 -1,758 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 1.8 4.3 90.2 88.1 94.6 94.1 5.4 5.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 49) 0 2 2 40 39 42 41 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 182,385 COMMITMENTS 13,479 556 32,899 128,566 139,551 174,944 173,006 7,441 9,379 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 6,584) 470 -337 2,787 3,090 3,708 6,347 6,158 237 426 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.4 0.3 18.0 70.5 76.5 95.9 94.9 4.1 5.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 6 2 7 33 35 40 43 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 58,517 COMMITMENTS 0 3,402 122 54,036 45,441 54,158 48,965 4,359 9,552 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 3,234) 0 -1,108 0 2,960 5,531 2,960 4,423 274 -1,189 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.8 0.2 92.3 77.7 92.6 83.7 7.4 16.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 0 2 1 20 20 21 22 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 3,085,076 COMMITMENTS 353,827 64,311 1172558 1535266 1831760 3061651 3068629 23,425 16,447 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 51,143) -96,857 -17,544 73,392 73,829 -6,612 50,364 49,236 779 1,907 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.5 2.1 38.0 49.8 59.4 99.2 99.5 0.8 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 151) 27 17 43 105 86 149 131 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 774,533 COMMITMENTS 184,240 145,270 178,012 408,114 446,173 770,366 769,455 4,167 5,078 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 63,961) 27,415 11,035 12,794 22,527 38,345 62,736 62,174 1,225 1,787 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 23.8 18.8 23.0 52.7 57.6 99.5 99.3 0.5 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 72) 19 14 23 39 36 69 62 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 73,514 COMMITMENTS 10,870 2,690 6,642 55,183 63,559 72,695 72,891 819 624 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 1,358) 565 72 -488 1,262 1,835 1,339 1,418 19 -60 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.8 3.7 9.0 75.1 86.5 98.9 99.2 1.1 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 57) 8 5 11 41 40 55 51 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 30,031 COMMITMENTS 1,324 3,428 212 28,389 26,030 29,925 29,670 106 361 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 40) 0 0 0 550 40 550 40 -510 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.4 11.4 0.7 94.5 86.7 99.6 98.8 0.4 1.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 1 4 1 25 22 26 27 NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465B OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 20,202 COMMITMENTS 1,845 172 69 18,288 19,961 20,202 20,202 0 0 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -46) 0 0 0 0 0 0 0 -46 -46 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.1 0.9 0.3 90.5 98.8 100.0 100.0 0.0 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 3 1 1 17 17 20 19 NYISO ZONE J LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465C OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 15,701 COMMITMENTS 556 1,653 69 14,669 13,919 15,294 15,641 407 60 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 0) 0 0 0 0 0 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.5 10.5 0.4 93.4 88.7 97.4 99.6 2.6 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 1 3 1 15 12 17 15 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 26,558 COMMITMENTS 3,020 4,278 110 23,176 22,030 26,306 26,418 252 140 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 304) 0 0 0 324 384 324 384 -20 -80 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.4 16.1 0.4 87.3 83.0 99.1 99.5 0.9 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 3 2 22 23 25 27 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 26,779 COMMITMENTS 3,160 190 330 21,749 25,428 25,239 25,948 1,540 831 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -40) 0 0 0 -280 -40 -280 -40 240 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.8 0.7 1.2 81.2 95.0 94.2 96.9 5.8 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 2 1 2 22 23 25 25 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 22,770 COMMITMENTS 840 462 820 21,060 21,488 22,720 22,770 50 0 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 312) 0 240 -48 360 120 312 312 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.7 2.0 3.6 92.5 94.4 99.8 100.0 0.2 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 2 1 2 14 15 16 18 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 14,172 COMMITMENTS 360 12 1,080 12,486 12,920 13,926 14,012 246 160 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 104) 0 0 0 80 104 80 104 24 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.5 0.1 7.6 88.1 91.2 98.3 98.9 1.7 1.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 1 1 1 15 16 17 17 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 1,741,440 COMMITMENTS 184,231 96,295 563,721 929,129 1012137 1677081 1672152 64,359 69,288 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -141,924) -14,266 3,251 -59,413 -63,465 -77,469 -137,144 -133,631 -4,780 -8,293 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.6 5.5 32.4 53.4 58.1 96.3 96.0 3.7 4.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 321) 113 95 150 84 97 272 279 E-MINY CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067655 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 500 BARRELS) OPEN INTEREST: 25,278 COMMITMENTS 14,034 15,687 578 1,600 1,270 16,212 17,535 9,066 7,743 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -14,084) -7,255 -7,152 -4,065 65 716 -11,255 -10,501 -2,829 -3,583 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 55.5 62.1 2.3 6.3 5.0 64.1 69.4 35.9 30.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 20 11 7 1 1 22 18 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 25,514 COMMITMENTS 2,711 6,415 2,996 11,281 6,603 16,988 16,014 8,526 9,500 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -8,398) -3,723 -2,348 -966 -1,363 -4,486 -6,052 -7,800 -2,346 -598 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.6 25.1 11.7 44.2 25.9 66.6 62.8 33.4 37.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 5 6 7 12 12 22 20 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 13,074 COMMITMENTS 6,663 1,461 1,233 2,847 10,022 10,743 12,716 2,331 358 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 163) 128 -224 306 -293 157 141 239 22 -76 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 51.0 11.2 9.4 21.8 76.7 82.2 97.3 17.8 2.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 106) 59 6 4 19 25 82 33 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 9,877 COMMITMENTS 5,533 383 436 1,576 8,047 7,545 8,866 2,332 1,011 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -71) -119 -60 48 -18 -118 -89 -130 18 59 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 56.0 3.9 4.4 16.0 81.5 76.4 89.8 23.6 10.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 52) 22 1 5 7 20 32 26 UNLEADED GASOLINE, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-111652 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 83,605 COMMITMENTS 9,584 4,587 13,623 45,809 56,398 69,015 74,608 14,590 8,997 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: -2,448) -1,641 -415 105 -608 -1,536 -2,144 -1,846 -304 -602 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.5 5.5 16.3 54.8 67.5 82.5 89.2 17.5 10.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 127) 34 18 26 59 63 102 98 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 08/22/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 68,696 COMMITMENTS 11,487 440 4,661 46,322 57,612 62,470 62,714 6,227 5,983 CHANGES FROM 08/15/06 (CHANGE IN OPEN INTEREST: 5,072) -529 238 -787 4,964 4,455 3,649 3,906 1,423 1,166 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.7 0.6 6.8 67.4 83.9 90.9 91.3 9.1 8.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 74) 14 4 9 40 48 58 57
Updated August 18, 2006