GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 7,829 COMMITMENTS 750 0 225 5,654 7,554 6,629 7,779 1,200 50 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -406) 0 0 0 -406 14 -406 14 0 -420 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.6 0.0 2.9 72.2 96.5 84.7 99.4 15.3 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 0 1 17 16 18 17 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 16,329 COMMITMENTS 75 7,478 21 15,768 7,216 15,864 14,715 465 1,614 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 792) -75 375 0 867 417 792 792 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.5 45.8 0.1 96.6 44.2 97.2 90.1 2.8 9.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 36) 1 4 1 25 26 27 30 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 3,094 COMMITMENTS 0 95 20 2,228 2,231 2,248 2,346 846 748 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 243) 0 10 -10 26 72 16 72 227 171 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 3.1 0.6 72.0 72.1 72.7 75.8 27.3 24.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 0 1 1 22 24 23 25 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 233,135 COMMITMENTS 25,975 21,507 37,432 136,280 143,899 199,688 202,838 33,447 30,296 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -3,130) -1,685 -1,410 109 -3,071 -3,414 -4,646 -4,714 1,516 1,584 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.1 9.2 16.1 58.5 61.7 85.7 87.0 14.3 13.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 142) 30 32 32 64 70 113 119 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,280,533 COMMITMENTS 70,777 147,263 503,730 629,113 587,211 1203619 1238204 76,913 42,329 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -9,764) -1,575 14,843 -12,314 3,955 -12,621 -9,934 -10,092 170 329 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.5 11.5 39.3 49.1 45.9 94.0 96.7 6.0 3.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 224) 61 71 89 85 80 199 191 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 92,475 COMMITMENTS 2,821 14,884 2,995 76,980 67,337 82,796 85,216 9,679 7,259 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 1,095) -238 -403 153 3,403 4,932 3,318 4,682 -2,223 -3,587 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.1 16.1 3.2 83.2 72.8 89.5 92.2 10.5 7.8 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 1 3 2 19 19 21 23 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 62,686 COMMITMENTS 986 1,550 4,618 45,711 46,316 51,315 52,484 11,371 10,202 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 5,100) -785 -310 1,641 2,230 6,177 3,086 7,508 2,014 -2,408 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.6 2.5 7.4 72.9 73.9 81.9 83.7 18.1 16.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 1 1 2 22 19 24 21 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 128,461 COMMITMENTS 10,991 2,440 6,948 99,989 110,846 117,928 120,234 10,533 8,227 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 6,997) 3,449 -487 85 2,789 7,037 6,323 6,635 674 362 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.6 1.9 5.4 77.8 86.3 91.8 93.6 8.2 6.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 3 1 4 23 29 27 33 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 89,137 COMMITMENTS 26,431 16,092 2,661 49,367 60,825 78,459 79,578 10,678 9,559 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 7,379) 0 5,776 1,377 5,974 1,874 7,351 9,027 28 -1,648 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 29.7 18.1 3.0 55.4 68.2 88.0 89.3 12.0 10.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 3 2 20 19 24 22 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 81,535 COMMITMENTS 3,447 716 7,583 66,627 66,137 77,657 74,436 3,878 7,099 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 3,177) 1,090 244 429 2,330 2,718 3,849 3,391 -672 -214 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.2 0.9 9.3 81.7 81.1 95.2 91.3 4.8 8.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 2 2 4 18 19 22 23 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,177 COMMITMENTS 6,735 0 2,968 54,054 59,131 63,757 62,099 5,420 7,078 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 1,646) 1,065 0 275 3,062 1,061 4,402 1,336 -2,756 310 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.7 0.0 4.3 78.1 85.5 92.2 89.8 7.8 10.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 2 0 2 20 21 22 23 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 95,271 COMMITMENTS 2,576 3,318 5,848 77,869 76,160 86,293 85,326 8,978 9,945 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 6,355) 0 -1,502 746 7,820 9,703 8,566 8,947 -2,211 -2,592 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.7 3.5 6.1 81.7 79.9 90.6 89.6 9.4 10.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 37) 1 3 3 25 28 29 31 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 87,092 COMMITMENTS 0 6,282 3,548 71,930 68,322 75,478 78,152 11,614 8,940 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 1,522) 0 -1,337 1,158 5,782 5,696 6,940 5,517 -5,418 -3,995 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 7.2 4.1 82.6 78.4 86.7 89.7 13.3 10.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 0 2 2 22 21 24 23 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 69,348 COMMITMENTS 12,532 1,868 2,326 47,160 54,700 62,018 58,894 7,330 10,454 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 8,962) 5,088 46 874 2,203 7,735 8,165 8,655 797 307 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 18.1 2.7 3.4 68.0 78.9 89.4 84.9 10.6 15.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 29) 3 1 2 24 20 28 22 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 123,229 COMMITMENTS 8,231 13,299 5,796 99,155 87,273 113,182 106,368 10,047 16,861 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 6,590) 3,008 2,264 -1,278 4,670 8,107 6,400 9,093 190 -2,503 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.7 10.8 4.7 80.5 70.8 91.8 86.3 8.2 13.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 41) 3 3 3 25 25 29 30 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 62,301 COMMITMENTS 0 7,337 1,660 45,482 41,987 47,142 50,984 15,159 11,317 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -395) 0 -878 264 3,827 97 4,091 -517 -4,486 122 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 11.8 2.7 73.0 67.4 75.7 81.8 24.3 18.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 0 2 2 16 16 18 18 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 35,967 COMMITMENTS 1,844 11,636 1,240 32,325 22,874 35,409 35,750 558 217 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.1 32.4 3.4 89.9 63.6 98.4 99.4 1.6 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 2 3 1 9 10 12 13 HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A10 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 29,607 COMMITMENTS 531 1,507 372 27,507 25,258 28,410 27,137 1,197 2,470 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.8 5.1 1.3 92.9 85.3 96.0 91.7 4.0 8.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 1 3 1 10 12 12 15 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 171,975 COMMITMENTS 5,060 24,898 12,461 142,275 128,802 159,796 166,161 12,179 5,814 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 538) 494 1,780 112 2,594 -600 3,200 1,292 -2,662 -754 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.9 14.5 7.2 82.7 74.9 92.9 96.6 7.1 3.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 3 6 8 36 35 44 44 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 97,402 COMMITMENTS 2,078 12,133 3,918 84,926 70,232 90,922 86,283 6,480 11,119 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 6,906) -181 4,293 593 6,641 9,474 7,053 14,360 -147 -7,454 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.1 12.5 4.0 87.2 72.1 93.3 88.6 6.7 11.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 33) 3 2 3 23 20 26 25 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 59,783 COMMITMENTS 496 11,636 1,240 55,535 44,461 57,271 57,337 2,512 2,446 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: .) . . . . . . . . . PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.8 19.5 2.1 92.9 74.4 95.8 95.9 4.2 4.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 1 3 1 12 15 14 18 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 287,464 COMMITMENTS 15,259 1,361 8,829 250,322 265,909 274,410 276,099 13,054 11,365 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -429) -2,266 -1,641 1,037 4,584 4,698 3,355 4,094 -3,784 -4,523 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.3 0.5 3.1 87.1 92.5 95.5 96.0 4.5 4.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 58) 5 4 6 40 42 47 50 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 178,871 COMMITMENTS 7,156 7,299 16,884 139,367 149,143 163,407 173,326 15,464 5,545 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -1,633) -1,444 -1,432 591 -302 5,286 -1,155 4,445 -478 -6,078 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.0 4.1 9.4 77.9 83.4 91.4 96.9 8.6 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 47) 2 3 5 36 35 41 40 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 177,359 COMMITMENTS 9,266 3,380 11,113 135,191 148,846 155,570 163,339 21,789 14,020 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 1,232) -12 -428 1,276 658 18,711 1,922 19,559 -690 -18,327 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.2 1.9 6.3 76.2 83.9 87.7 92.1 12.3 7.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 44) 3 3 4 30 33 35 38 SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035656 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 49,844 COMMITMENTS 0 4,068 2,042 36,868 30,666 38,910 36,776 10,934 13,068 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 94) 0 -852 30 3,004 -2,480 3,034 -3,302 -2,940 3,396 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 8.2 4.1 74.0 61.5 78.1 73.8 21.9 26.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 1 1 16 16 17 17 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 255,865 COMMITMENTS 28,906 3,972 23,112 187,718 211,865 239,736 238,949 16,129 16,916 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 3,921) 1,441 -1,544 1,339 7,149 14,289 9,929 14,084 -6,008 -10,163 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.3 1.6 9.0 73.4 82.8 93.7 93.4 6.3 6.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 51) 6 3 8 36 37 45 45 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 66,236 COMMITMENTS 1,463 5,918 3,373 55,172 45,503 60,008 54,794 6,228 11,442 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 3,733) 552 -268 1,453 1,976 2,084 3,981 3,269 -248 464 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.2 8.9 5.1 83.3 68.7 90.6 82.7 9.4 17.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 2 3 25 22 28 25 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 2,592,541 COMMITMENTS 193,378 76,399 830,689 1538927 1672017 2562994 2579105 29,547 13,436 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 15,141) -6,605 19,729 -7,525 28,731 4,298 14,601 16,502 540 -1,361 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 2.9 32.0 59.4 64.5 98.9 99.5 1.1 0.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 163) 31 18 43 111 95 159 140 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 1,071,815 COMMITMENTS 159,257 324,086 169,396 737,659 574,842 1066312 1068324 5,503 3,491 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 22,862) 20,895 8,116 13,115 -11,687 1,363 22,323 22,594 539 268 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 14.9 30.2 15.8 68.8 53.6 99.5 99.7 0.5 0.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 74) 25 12 30 37 36 72 68 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 88,298 COMMITMENTS 2,050 1,144 3,601 82,301 83,213 87,952 87,958 346 340 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 3,626) -63 97 26 3,639 3,483 3,601 3,606 25 20 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.3 1.3 4.1 93.2 94.2 99.6 99.6 0.4 0.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 56) 6 5 8 40 38 50 47 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 18,428 COMMITMENTS 726 42 810 16,827 17,345 18,363 18,197 65 231 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 0) 0 0 0 0 0 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.9 0.2 4.4 91.3 94.1 99.6 98.7 0.4 1.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 1 1 1 14 19 15 21 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 19,198 COMMITMENTS 1,653 0 346 16,870 18,029 18,869 18,375 328 823 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 77) 11 0 -6 50 -213 55 -219 21 296 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.6 0.0 1.8 87.9 93.9 98.3 95.7 1.7 4.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 2 0 2 18 20 20 22 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 14,419 COMMITMENTS 1,087 60 120 11,992 13,638 13,199 13,818 1,220 601 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 106) 0 0 0 0 260 0 260 106 -154 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 7.5 0.4 0.8 83.2 94.6 91.5 95.8 8.5 4.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 1 1 16 13 17 15 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 29,738 COMMITMENTS 878 0 622 27,550 28,784 29,050 29,406 688 332 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 408) 0 0 0 408 368 408 368 0 40 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.0 0.0 2.1 92.6 96.8 97.7 98.9 2.3 1.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 34) 3 0 1 25 23 28 24 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 28,144 COMMITMENTS 240 720 1,660 25,724 25,350 27,624 27,730 520 414 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 260) 0 0 0 250 260 250 260 10 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.9 2.6 5.9 91.4 90.1 98.2 98.5 1.8 1.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 2 1 1 19 16 21 18 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 10,840 COMMITMENTS 0 460 560 9,884 9,618 10,444 10,638 396 202 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 40) 0 0 0 40 40 40 40 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 4.2 5.2 91.2 88.7 96.3 98.1 3.7 1.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 0 2 1 17 15 18 17 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 2,297,510 COMMITMENTS 197,375 124,336 620,442 1398853 1469938 2216670 2214716 80,840 82,794 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 29,984) -8,288 6,641 14,481 24,387 11,574 30,579 32,696 -595 -2,712 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.6 5.4 27.0 60.9 64.0 96.5 96.4 3.5 3.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 345) 115 109 167 93 99 293 307 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 21,835 COMMITMENTS 0 0 0 21,835 21,785 21,835 21,785 0 50 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: -500) 0 0 0 -500 -500 -500 -500 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 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 66,173 COMMITMENTS 2,525 10,059 21,734 36,772 28,844 61,031 60,637 5,142 5,536 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 4,215) 727 -96 2,512 2,074 3,424 5,313 5,840 -1,098 -1,625 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.8 15.2 32.8 55.6 43.6 92.2 91.6 7.8 8.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 8 7 14 17 16 31 31 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 19,881 COMMITMENTS 13,226 2,405 0 3,605 17,131 16,831 19,536 3,050 345 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 1,024) 1,132 82 -80 -196 988 856 990 168 34 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 66.5 12.1 0.0 18.1 86.2 84.7 98.3 15.3 1.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 136) 89 8 0 14 26 103 34 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 14,767 COMMITMENTS 9,753 1,490 0 2,010 12,559 11,763 14,049 3,004 718 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 979) 368 81 0 44 925 412 1,006 567 -27 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 66.0 10.1 0.0 13.6 85.0 79.7 95.1 20.3 4.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 90) 43 10 0 10 29 53 39 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 04/24/07 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 231,448 COMMITMENTS 40,843 11,956 36,189 123,612 154,341 200,643 202,487 30,804 28,961 CHANGES FROM 04/17/07 (CHANGE IN OPEN INTEREST: 7,457) -482 1,619 4,698 2,954 -904 7,171 5,413 286 2,044 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 17.6 5.2 15.6 53.4 66.7 86.7 87.5 13.3 12.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 196) 62 32 45 79 93 163 152
Updated April 27, 2007