GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 5,987 COMMITMENTS 275 268 325 4,112 5,344 4,712 5,937 1,275 50 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 100) 0 0 0 100 125 100 125 0 -25 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.6 4.5 5.4 68.7 89.3 78.7 99.2 21.3 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 1 2 1 16 19 17 22 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 16,632 COMMITMENTS 678 6,815 159 15,385 8,026 16,222 15,000 410 1,632 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 120) 50 25 0 -170 -125 -120 -100 240 220 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.1 41.0 1.0 92.5 48.3 97.5 90.2 2.5 9.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 42) 4 2 1 29 30 34 32 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 3,100 COMMITMENTS 0 90 0 2,385 2,240 2,385 2,330 715 770 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 112) 0 0 0 67 27 67 27 45 85 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 2.9 0.0 76.9 72.3 76.9 75.2 23.1 24.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 0 1 0 24 25 24 26 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 230,913 COMMITMENTS 22,358 22,899 26,638 150,493 149,111 199,488 198,648 31,425 32,265 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -17,485) 3,035 -3,838 -9,544 -15,015 -5,905 -21,525 -19,287 4,040 1,801 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.7 9.9 11.5 65.2 64.6 86.4 86.0 13.6 14.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 144) 25 35 31 68 76 115 125 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,279,765 COMMITMENTS 76,659 76,940 548,573 590,335 620,461 1215567 1245974 64,197 33,791 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -155,777) 3,694 -7,419 -107,138 -50,755 -37,401 -154,198 -151,958 -1,578 -3,819 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.0 6.0 42.9 46.1 48.5 95.0 97.4 5.0 2.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 213) 64 64 87 81 76 190 185 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 96,081 COMMITMENTS 2,080 14,829 3,363 79,915 68,166 85,358 86,358 10,723 9,723 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,140) -515 856 343 1,887 -1,122 1,715 77 -575 1,063 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.2 15.4 3.5 83.2 70.9 88.8 89.9 11.2 10.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 2 3 21 20 24 24 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 50,746 COMMITMENTS 230 3,654 2,091 39,153 31,636 41,474 37,381 9,272 13,365 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 2,517) -1,032 1,204 -1,060 5,236 3,002 3,144 3,146 -627 -629 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.5 7.2 4.1 77.2 62.3 81.7 73.7 18.3 26.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 2 1 24 23 26 25 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 128,429 COMMITMENTS 10,002 874 6,407 106,543 113,246 122,952 120,527 5,477 7,902 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 2,970) 856 316 608 1,052 1,985 2,516 2,909 454 61 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.8 0.7 5.0 83.0 88.2 95.7 93.8 4.3 6.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 46) 3 2 4 32 32 37 36 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 71,054 COMMITMENTS 18,256 494 0 42,377 58,626 60,633 59,120 10,421 11,934 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 331) 0 494 0 1,277 1,330 1,277 1,824 -946 -1,493 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 25.7 0.7 0.0 59.6 82.5 85.3 83.2 14.7 16.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 1 0 20 17 22 18 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 82,953 COMMITMENTS 3,235 3,605 5,934 70,022 68,860 79,191 78,399 3,762 4,554 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 735) -97 232 51 1,149 1,830 1,103 2,113 -368 -1,378 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.9 4.3 7.2 84.4 83.0 95.5 94.5 4.5 5.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 2 2 3 21 23 24 27 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 71,587 COMMITMENTS 4,008 326 4,478 55,339 59,085 63,825 63,889 7,762 7,698 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 563) 841 0 -277 -7 2,019 557 1,742 6 -1,179 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.6 0.5 6.3 77.3 82.5 89.2 89.2 10.8 10.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 1 1 2 19 21 21 23 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 91,617 COMMITMENTS 3,244 3,709 3,382 75,653 76,218 82,279 83,309 9,338 8,308 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 3,964) 0 633 -627 5,082 4,088 4,455 4,094 -491 -130 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.5 4.0 3.7 82.6 83.2 89.8 90.9 10.2 9.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 41) 1 3 2 27 29 30 32 SUMAS BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365J OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 30,034 COMMITMENTS 2,126 3,277 1,843 17,995 22,122 21,964 27,242 8,070 2,792 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.1 10.9 6.1 59.9 73.7 73.1 90.7 26.9 9.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 1 2 3 13 13 16 16 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 83,076 COMMITMENTS 0 6,401 1,591 67,549 67,897 69,140 75,889 13,936 7,187 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,464) 0 -1,068 368 912 1,949 1,280 1,249 184 215 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 7.7 1.9 81.3 81.7 83.2 91.3 16.8 8.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 0 1 1 21 18 22 19 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 65,916 COMMITMENTS 4,696 6,382 310 52,662 52,344 57,668 59,036 8,248 6,880 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,426) 162 3,232 -664 1,346 -1,476 844 1,092 582 334 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.1 9.7 0.5 79.9 79.4 87.5 89.6 12.5 10.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 1 3 1 24 23 26 26 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 112,865 COMMITMENTS 9,304 7,094 3,584 90,161 93,848 103,049 104,526 9,816 8,339 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 855) -655 -608 776 1,586 1,206 1,707 1,374 -852 -519 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.2 6.3 3.2 79.9 83.2 91.3 92.6 8.7 7.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 40) 3 2 4 28 26 32 31 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 62,679 COMMITMENTS 0 8,087 1,137 45,600 47,567 46,737 56,791 15,942 5,888 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 632) 0 291 -6 -755 255 -761 540 1,393 92 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 12.9 1.8 72.8 75.9 74.6 90.6 25.4 9.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 2 1 15 14 16 16 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 43,778 COMMITMENTS 3,834 16,617 372 38,518 25,801 42,724 42,790 1,054 988 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.8 38.0 0.8 88.0 58.9 97.6 97.7 2.4 2.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 5 4 1 13 17 19 21 HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A10 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 26,868 COMMITMENTS 1,302 1,712 372 24,977 22,698 26,651 24,782 217 2,086 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 5,078) -310 -248 0 5,233 4,588 4,923 4,340 155 738 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.8 6.4 1.4 93.0 84.5 99.2 92.2 0.8 7.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 1 2 1 13 12 15 14 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 185,129 COMMITMENTS 5,396 16,748 14,324 154,643 147,659 174,363 178,731 10,766 6,398 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -169) 1,072 -1,976 -1,104 477 2,789 445 -291 -614 122 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.9 9.0 7.7 83.5 79.8 94.2 96.5 5.8 3.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 3 4 6 38 40 44 47 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 89,550 COMMITMENTS 5,513 5,125 2,134 77,162 72,658 84,809 79,917 4,741 9,633 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,874) 338 428 419 4,727 3,914 5,484 4,761 -3,610 -2,887 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.2 5.7 2.4 86.2 81.1 94.7 89.2 5.3 10.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 3 2 3 22 21 26 25 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 71,570 COMMITMENTS 3,412 16,581 284 66,524 53,198 70,220 70,063 1,350 1,507 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 10,689) 3,412 1,173 284 6,993 10,754 10,689 12,211 0 -1,522 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.8 23.2 0.4 92.9 74.3 98.1 97.9 1.9 2.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 43) 4 4 1 17 28 22 32 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 295,740 COMMITMENTS 6,822 668 13,321 265,695 275,117 285,838 289,106 9,902 6,634 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 7,978) -5,190 428 3,311 12,128 5,495 10,249 9,234 -2,271 -1,256 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.3 0.2 4.5 89.8 93.0 96.7 97.8 3.3 2.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 59) 6 1 6 44 44 51 50 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 176,742 COMMITMENTS 13,062 13,081 16,325 137,092 143,138 166,479 172,544 10,263 4,198 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 5,219) 1,692 1,122 309 3,684 5,404 5,685 6,835 -466 -1,616 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.4 7.4 9.2 77.6 81.0 94.2 97.6 5.8 2.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 3 3 3 41 36 45 41 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 191,136 COMMITMENTS 10,675 8,921 8,913 156,455 160,089 176,043 177,923 15,093 13,213 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 8,121) -704 -1,497 2,607 6,120 8,003 8,023 9,113 98 -992 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.6 4.7 4.7 81.9 83.8 92.1 93.1 7.9 6.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 2 5 6 38 36 44 43 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 247,125 COMMITMENTS 25,986 9,120 19,661 186,701 206,395 232,348 235,176 14,777 11,949 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -499) -2,271 2,887 -619 1,986 -2,924 -904 -656 405 157 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.5 3.7 8.0 75.5 83.5 94.0 95.2 6.0 4.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 4 4 6 39 39 46 46 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 65,489 COMMITMENTS 0 9,452 1,592 57,584 46,573 59,176 57,617 6,313 7,872 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 32) 0 1,904 -186 704 -1,407 518 311 -486 -279 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 14.4 2.4 87.9 71.1 90.4 88.0 9.6 12.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 0 2 1 27 25 28 27 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 2,690,554 COMMITMENTS 247,414 108,619 858,813 1550370 1710029 2656597 2677461 33,957 13,093 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -172,140) 44,567 68,784 -147,163 -74,229 -90,486 -176,825 -168,865 4,685 -3,275 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.2 4.0 31.9 57.6 63.6 98.7 99.5 1.3 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 153) 31 17 41 104 90 150 134 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 775,328 COMMITMENTS 114,923 188,205 104,296 551,041 479,448 770,260 771,949 5,068 3,379 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -124,266) -42,420 66,761 -65,491 -16,343 -125,507 -124,254 -124,237 -12 -29 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.8 24.3 13.5 71.1 61.8 99.3 99.6 0.7 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 67) 19 13 23 35 32 62 60 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 80,911 COMMITMENTS 2,537 756 3,788 74,080 75,868 80,405 80,413 506 498 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -1,589) 99 -22 -60 -1,619 -1,662 -1,580 -1,743 -10 154 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.1 0.9 4.7 91.6 93.8 99.4 99.4 0.6 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 53) 6 3 7 40 38 48 46 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 19,652 COMMITMENTS 516 0 1,020 17,987 18,254 19,523 19,274 129 378 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 42) 0 0 0 42 42 42 42 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.6 0.0 5.2 91.5 92.9 99.3 98.1 0.7 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 0 1 14 16 15 17 NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465B OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 15,960 COMMITMENTS 932 0 0 15,028 15,749 15,960 15,749 0 211 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -274) 0 0 0 -211 -274 -211 -274 -63 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.8 0.0 0.0 94.2 98.7 100.0 98.7 0.0 1.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 0 0 13 12 15 12 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 19,629 COMMITMENTS 1,281 0 939 17,128 18,547 19,347 19,486 282 143 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 2) 6 0 2 -15 267 -7 269 9 -267 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.5 0.0 4.8 87.3 94.5 98.6 99.3 1.4 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 2 0 2 21 24 23 26 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 16,047 COMMITMENTS 1,856 40 150 12,993 15,010 14,999 15,200 1,048 847 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -171) 0 40 0 -251 -332 -251 -292 80 122 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.6 0.2 0.9 81.0 93.5 93.5 94.7 6.5 5.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 2 1 1 16 14 18 16 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 26,976 COMMITMENTS 712 0 1,002 24,506 25,580 26,220 26,582 756 394 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 40) -10 0 0 50 40 40 40 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.6 0.0 3.7 90.8 94.8 97.2 98.5 2.8 1.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 2 0 1 27 23 29 24 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 28,126 COMMITMENTS 0 1,052 1,840 25,792 25,000 27,632 27,892 494 234 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 134) 0 0 0 134 134 134 134 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.7 6.5 91.7 88.9 98.2 99.2 1.8 0.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 0 2 1 18 18 19 20 NYISO ZONE A OFF PK LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465P OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 5,774 COMMITMENTS 0 40 20 5,484 5,056 5,504 5,116 270 658 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 0.7 0.3 95.0 87.6 95.3 88.6 4.7 11.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 0 1 1 15 13 16 14 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 11,314 COMMITMENTS 0 570 560 10,544 9,824 11,104 10,954 210 360 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -28) 0 0 0 92 -20 92 -20 -120 -8 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.0 4.9 93.2 86.8 98.1 96.8 1.9 3.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 0 1 1 18 14 19 15 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 2,267,549 COMMITMENTS 181,112 127,346 611,320 1399202 1435503 2191634 2174170 75,915 93,379 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 59,084) 6,529 -15,038 21,276 21,058 40,953 48,863 47,191 10,221 11,893 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.0 5.6 27.0 61.7 63.3 96.7 95.9 3.3 4.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 330) 96 118 155 91 97 276 292 WTI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765A OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 90,507 COMMITMENTS 25,244 14 3,791 32,292 59,609 61,327 63,414 29,180 27,093 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 3,254) -788 14 952 1,508 3,400 1,672 4,366 1,582 -1,112 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 27.9 0.0 4.2 35.7 65.9 67.8 70.1 32.2 29.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 5 1 5 14 14 20 19 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 26,385 COMMITMENTS 0 0 0 26,385 26,335 26,385 26,335 0 50 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 2,717) 0 0 0 2,717 2,717 2,717 2,717 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: 22) 0 0 0 18 17 18 17 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 55,210 COMMITMENTS 3,450 8,494 17,193 28,851 23,656 49,494 49,343 5,716 5,867 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 833) -248 -390 194 557 155 503 -41 330 874 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.2 15.4 31.1 52.3 42.8 89.6 89.4 10.4 10.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 9 6 14 15 15 30 29 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 17,344 COMMITMENTS 9,147 2,500 265 5,124 14,014 14,536 16,779 2,808 565 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,772) 887 25 6 944 1,542 1,837 1,573 -65 199 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 52.7 14.4 1.5 29.5 80.8 83.8 96.7 16.2 3.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 121) 72 8 3 21 27 96 36 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 12,293 COMMITMENTS 6,781 1,439 396 2,449 9,192 9,626 11,027 2,667 1,266 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: 1,370) 870 57 139 -29 909 980 1,105 390 265 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 55.2 11.7 3.2 19.9 74.8 78.3 89.7 21.7 10.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 75) 33 8 3 13 23 49 34 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 02/27/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 185,477 COMMITMENTS 31,468 10,291 22,847 109,992 136,792 164,307 169,930 21,170 15,547 CHANGES FROM 02/20/07 (CHANGE IN OPEN INTEREST: -2,163) -1,997 -5,823 321 -4,194 4,359 -5,870 -1,143 3,707 -1,020 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.0 5.5 12.3 59.3 73.8 88.6 91.6 11.4 8.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 164) 52 16 30 75 81 136 121
Updated March 2, 2007