NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 5,263 COMMITMENTS 1,080 675 0 3,908 4,158 4,988 4,833 275 430 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 255) 120 25 0 85 180 205 205 50 50 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 20.5 12.8 0.0 74.3 79.0 94.8 91.8 5.2 8.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 1 4 0 18 17 19 21 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 185,507 COMMITMENTS 25,728 18,743 31,899 99,768 102,766 157,395 153,408 28,112 32,099 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: -9,668) 2,119 -1,084 -3,412 -7,831 -3,807 -9,124 -8,303 -544 -1,366 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 13.9 10.1 17.2 53.8 55.4 84.8 82.7 15.2 17.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 124) 26 33 37 56 57 106 106 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 937,301 COMMITMENTS 46,754 74,040 430,522 369,893 388,377 847,170 892,940 90,131 44,361 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: -59,171) 251 -444 -37,511 -24,029 -24,126 -61,289 -62,080 2,117 2,909 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.0 7.9 45.9 39.5 41.4 90.4 95.3 9.6 4.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 210) 63 51 82 92 78 198 171 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 56,033 COMMITMENTS 0 1,236 2,279 48,906 46,478 51,185 49,993 4,848 6,040 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 839) 0 -36 -272 958 1,007 686 699 153 140 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 2.2 4.1 87.3 82.9 91.3 89.2 8.7 10.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 1 1 18 17 19 18 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 67,873 COMMITMENTS 5,898 2,590 3,013 51,570 55,588 60,481 61,191 7,392 6,682 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 194) -810 120 486 1,138 686 814 1,292 -620 -1,098 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.7 3.8 4.4 76.0 81.9 89.1 90.2 10.9 9.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 4 1 3 19 20 24 23 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 107,174 COMMITMENTS 11,967 289 1,070 81,836 92,615 94,873 93,974 12,301 13,200 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 466) 600 -2,064 -856 297 1,790 41 -1,130 425 1,596 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.2 0.3 1.0 76.4 86.4 88.5 87.7 11.5 12.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 2 1 1 27 22 30 23 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 64,825 COMMITMENTS 0 1,778 0 58,609 55,136 58,609 56,914 6,216 7,911 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: -6,571) 0 0 0 -6,967 -7,059 -6,967 -7,059 396 488 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 2.7 0.0 90.4 85.1 90.4 87.8 9.6 12.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 0 1 0 17 22 17 23 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 80,197 COMMITMENTS 0 13,949 999 76,404 60,252 77,403 75,200 2,794 4,997 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,037) 0 1,107 298 587 -426 885 979 152 58 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 17.4 1.2 95.3 75.1 96.5 93.8 3.5 6.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 3 2 21 18 23 21 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 67,897 COMMITMENTS 9,578 8,205 2,657 46,617 50,256 58,852 61,118 9,045 6,779 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 358) -946 0 357 1,164 -321 575 36 -217 322 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.1 12.1 3.9 68.7 74.0 86.7 90.0 13.3 10.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 3 2 2 18 18 22 21 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 110,570 COMMITMENTS 567 0 3,630 98,613 99,779 102,810 103,409 7,760 7,161 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,863) 567 -1,592 -540 3,938 7,156 3,965 5,024 -2,102 -3,161 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.5 0.0 3.3 89.2 90.2 93.0 93.5 7.0 6.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 35) 1 0 1 25 25 26 26 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 79,672 COMMITMENTS 10,520 0 0 60,373 71,755 70,893 71,755 8,779 7,917 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: -3,054) -180 0 0 -2,657 -3,422 -2,837 -3,422 -217 368 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 13.2 0.0 0.0 75.8 90.1 89.0 90.1 11.0 9.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 0 0 20 21 21 21 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,682 COMMITMENTS 0 5,626 2,152 61,262 51,298 63,414 59,076 6,268 10,606 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 736) 0 590 248 2,074 1,939 2,322 2,777 -1,586 -2,041 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 8.1 3.1 87.9 73.6 91.0 84.8 9.0 15.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 0 2 2 24 20 26 22 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 59,082 COMMITMENTS 136 0 1,868 41,700 51,627 43,704 53,495 15,378 5,587 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.2 0.0 3.2 70.6 87.4 74.0 90.5 26.0 9.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 20) 1 0 1 11 17 12 18 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 61,510 COMMITMENTS 2,280 7,804 0 57,684 51,406 59,964 59,210 1,546 2,300 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.7 12.7 0.0 93.8 83.6 97.5 96.3 2.5 3.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 26) 2 2 0 14 14 16 16 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 180,510 COMMITMENTS 0 23,735 3,931 166,637 148,014 170,568 175,680 9,942 4,830 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 645) 0 -2,029 604 433 1,890 1,037 465 -392 180 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 13.1 2.2 92.3 82.0 94.5 97.3 5.5 2.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 0 4 3 37 32 40 36 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 84,427 COMMITMENTS 8,811 2,550 1,387 62,227 67,773 72,425 71,710 12,002 12,717 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,387) -1,071 0 115 3,491 1,603 2,535 1,718 -1,148 -331 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.4 3.0 1.6 73.7 80.3 85.8 84.9 14.2 15.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 1 1 16 17 18 19 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 81,713 COMMITMENTS 2,280 7,804 0 77,517 69,093 79,797 76,897 1,916 4,816 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 10,518) 2,280 860 0 9,250 6,700 11,530 7,560 -1,012 2,958 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.8 9.6 0.0 94.9 84.6 97.7 94.1 2.3 5.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 2 2 0 20 18 22 20 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 217,857 COMMITMENTS 12,048 1,330 1,655 197,154 205,397 210,857 208,382 7,000 9,475 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 6,136) 1,867 0 -1,037 5,397 6,504 6,227 5,467 -91 669 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.5 0.6 0.8 90.5 94.3 96.8 95.7 3.2 4.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 46) 3 1 5 35 39 40 44 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 159,455 COMMITMENTS 9,361 708 10,588 131,732 140,113 151,681 151,409 7,774 8,046 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,672) -1,482 -2,448 1,519 1,802 5,085 1,839 4,156 -167 -2,484 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.9 0.4 6.6 82.6 87.9 95.1 95.0 4.9 5.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 42) 3 3 6 35 31 41 37 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 152,196 COMMITMENTS 0 8,359 3,301 138,348 130,547 141,649 142,207 10,547 9,989 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,849) 0 -136 280 1,296 1,036 1,576 1,180 273 669 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.5 2.2 90.9 85.8 93.1 93.4 6.9 6.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 0 4 2 33 33 35 37 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 192,904 COMMITMENTS 5,863 29,820 27,045 155,342 132,681 188,250 189,546 4,654 3,358 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 3,499) -1,868 -3,559 2,544 3,372 4,679 4,048 3,664 -549 -165 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.0 15.5 14.0 80.5 68.8 97.6 98.3 2.4 1.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 3 5 8 28 33 36 41 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 56,757 COMMITMENTS 7,272 0 0 45,481 45,540 52,753 45,540 4,004 11,217 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 3,580) 0 0 0 4,292 4,618 4,292 4,618 -712 -1,038 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 12.8 0.0 0.0 80.1 80.2 92.9 80.2 7.1 19.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 2 0 0 14 17 16 17 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,661,176 COMMITMENTS 278,970 59,646 415,558 951,896 1174871 1646424 1650075 14,752 11,101 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 49,783) 16,895 1,869 4,879 31,416 43,313 53,190 50,061 -3,407 -278 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.8 3.6 25.0 57.3 70.7 99.1 99.3 0.9 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 155) 26 22 37 103 87 145 130 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 421,568 COMMITMENTS 90,999 53,760 98,107 228,844 259,551 417,950 411,418 3,618 10,150 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 39,188) 20,196 5,006 3,671 16,762 23,793 40,629 32,470 -1,441 6,718 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 21.6 12.8 23.3 54.3 61.6 99.1 97.6 0.9 2.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 65) 16 12 23 35 29 61 54 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 84,566 COMMITMENTS 12,639 9,689 15,410 56,005 59,090 84,053 84,190 512 376 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 471) -387 -25 306 918 4,021 838 4,302 -367 -3,831 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.9 11.5 18.2 66.2 69.9 99.4 99.6 0.6 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 55) 6 5 10 42 39 53 49 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 24,930 COMMITMENTS 1,184 8,564 1,035 22,252 14,617 24,471 24,216 459 714 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 394) 0 -86 0 1,532 744 1,532 658 -1,138 -264 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.7 34.4 4.2 89.3 58.6 98.2 97.1 1.8 2.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 3 5 4 24 22 29 29 NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465B OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 14,791 COMMITMENTS 4,156 808 1,323 9,099 12,660 14,578 14,791 213 0 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 884) -169 0 0 1,053 1,522 884 1,522 0 -638 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 28.1 5.5 8.9 61.5 85.6 98.6 100.0 1.4 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 3 3 1 14 14 17 18 NYISO ZONE J LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465C OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 12,740 COMMITMENTS 1,238 4,262 83 10,765 8,395 12,086 12,740 654 0 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 40) 0 -255 0 298 295 298 40 -258 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.7 33.5 0.7 84.5 65.9 94.9 100.0 5.1 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 1 4 1 11 10 13 14 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 26,700 COMMITMENTS 3,860 10,694 412 20,880 14,146 25,152 25,252 1,548 1,448 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 914) -20 20 0 934 654 914 674 0 240 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.5 40.1 1.5 78.2 53.0 94.2 94.6 5.8 5.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 2 5 4 21 19 26 25 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 23,840 COMMITMENTS 6,510 1,200 1,290 15,061 20,950 22,861 23,440 979 400 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 14) -120 140 -120 304 84 64 104 -50 -90 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 27.3 5.0 5.4 63.2 87.9 95.9 98.3 4.1 1.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 36) 2 3 4 28 25 32 30 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 13,578 COMMITMENTS 608 578 1,112 10,750 11,468 12,470 13,158 1,108 420 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 222) 0 0 0 -18 222 -18 222 240 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.5 4.3 8.2 79.2 84.5 91.8 96.9 8.2 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 2 1 2 11 16 14 18 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 1,537,509 COMMITMENTS 149,161 95,116 444,314 878,176 922,135 1471651 1461566 65,859 75,944 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 14,801) 12,861 -6,151 15,698 -16,009 6,206 12,550 15,752 2,251 -951 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.7 6.2 28.9 57.1 60.0 95.7 95.1 4.3 4.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 313) 103 104 152 78 94 260 280 E-MINY CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067655 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 500 BARRELS) OPEN INTEREST: 15,939 COMMITMENTS 11,276 7,252 79 0 495 11,355 7,826 4,584 8,113 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 70.7 45.5 0.5 0.0 3.1 71.2 49.1 28.8 50.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 12 9 1 0 1 13 10 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 16,410 COMMITMENTS 10,585 2,435 925 1,523 12,344 13,033 15,704 3,377 706 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,666) 1,733 572 481 -617 587 1,597 1,640 69 26 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 64.5 14.8 5.6 9.3 75.2 79.4 95.7 20.6 4.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 145) 90 10 6 13 30 108 44 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 8,887 COMMITMENTS 4,390 972 27 1,882 6,214 6,299 7,213 2,588 1,674 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 898) 327 -147 -38 288 822 577 637 321 261 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 49.4 10.9 0.3 21.2 69.9 70.9 81.2 29.1 18.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 57) 27 7 1 12 16 40 23 UNLEADED GASOLINE, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-111652 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 155,999 COMMITMENTS 23,330 8,174 24,476 90,512 108,714 138,318 141,364 17,681 14,635 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: -10,637) -681 510 -4,628 -5,101 -6,470 -10,410 -10,588 -227 -49 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 15.0 5.2 15.7 58.0 69.7 88.7 90.6 11.3 9.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 154) 46 25 37 65 75 128 121 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 03/28/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 30,913 COMMITMENTS 5,060 120 1,047 22,243 27,897 28,350 29,064 2,563 1,849 CHANGES FROM 03/21/06 (CHANGE IN OPEN INTEREST: 1,391) -20 100 213 510 447 703 760 688 631 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 16.4 0.4 3.4 72.0 90.2 91.7 94.0 8.3 6.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 3 1 3 18 22 23 25
Updated March 31, 2006