GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 3,087 COMMITMENTS 0 50 50 2,800 2,852 2,850 2,952 237 135 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 368) -100 50 50 343 193 293 293 75 75 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 1.6 1.6 90.7 92.4 92.3 95.6 7.7 4.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 23) 0 1 1 15 14 16 16 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 8,201 COMMITMENTS 353 322 498 7,018 7,132 7,869 7,952 332 249 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 333) 0 197 48 285 88 333 333 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.3 3.9 6.1 85.6 87.0 96.0 97.0 4.0 3.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 39) 2 1 2 27 28 31 30 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 METRIC TONS) OPEN INTEREST: 3,054 COMMITMENTS 30 0 0 2,454 2,608 2,484 2,608 570 446 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 157) 30 0 0 187 302 217 302 -60 -145 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.0 0.0 0.0 80.4 85.4 81.3 85.4 18.7 14.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 0 0 20 21 21 21 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 241,968 COMMITMENTS 27,928 31,458 38,601 141,098 139,505 207,627 209,563 34,340 32,404 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -1,519) 869 5,066 -1,333 -1,212 -6,962 -1,675 -3,229 157 1,710 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 11.5 13.0 16.0 58.3 57.7 85.8 86.6 14.2 13.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 153) 28 41 34 69 71 117 129 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (10,000 MMBTU'S) OPEN INTEREST: 1,339,702 COMMITMENTS 118,959 103,544 600,935 554,512 600,088 1274406 1304566 65,296 35,136 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -2,532) -2,074 12,534 -9,855 9,248 3,065 -2,680 5,744 148 -8,276 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.9 7.7 44.9 41.4 44.8 95.1 97.4 4.9 2.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 230) 60 77 99 84 82 202 205 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 83,565 COMMITMENTS 4,494 0 6,247 62,659 67,049 73,400 73,296 10,165 10,269 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -107) 201 0 -355 -349 -843 -503 -1,198 396 1,091 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.4 0.0 7.5 75.0 80.2 87.8 87.7 12.2 12.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 27) 2 0 2 20 23 22 25 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 44,258 COMMITMENTS 3,669 0 1,434 26,872 33,583 31,975 35,017 12,283 9,241 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 6,276) -1,838 0 779 7,330 4,558 6,271 5,337 5 939 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.3 0.0 3.2 60.7 75.9 72.2 79.1 27.8 20.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 2 0 1 16 18 18 19 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 126,718 COMMITMENTS 5,068 0 1,878 113,854 114,680 120,800 116,558 5,918 10,160 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 958) 0 -12,238 0 1,048 12,943 1,048 705 -90 253 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.0 0.0 1.5 89.8 90.5 95.3 92.0 4.7 8.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 41) 2 0 1 25 27 27 28 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 68,933 COMMITMENTS 17,422 0 0 38,811 56,227 56,233 56,227 12,700 12,706 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 2,741) 0 -22,692 0 2,035 25,771 2,035 3,079 706 -338 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 25.3 0.0 0.0 56.3 81.6 81.6 81.6 18.4 18.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 2 0 0 15 15 17 15 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 71,267 COMMITMENTS 314 1,935 6,396 58,780 57,760 65,490 66,091 5,777 5,176 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 733) 196 -927 71 460 917 727 61 6 672 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.4 2.7 9.0 82.5 81.0 91.9 92.7 8.1 7.3 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 2 3 18 18 21 21 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 64,095 COMMITMENTS 2,684 0 4,527 50,116 49,293 57,327 53,820 6,768 10,275 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 1,484) -8 -236 -187 1,527 1,627 1,332 1,204 152 280 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.2 0.0 7.1 78.2 76.9 89.4 84.0 10.6 16.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 3 0 2 18 18 21 20 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 100,166 COMMITMENTS 3,778 4,275 3,068 86,677 79,100 93,523 86,443 6,643 13,723 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -157) -2,090 829 -1,700 2,917 1,120 -873 249 716 -406 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.8 4.3 3.1 86.5 79.0 93.4 86.3 6.6 13.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 38) 1 3 2 27 24 30 27 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 73,299 COMMITMENTS 0 7,351 1,292 60,028 56,657 61,320 65,300 11,979 7,999 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 3,686) 0 390 169 4,967 4,345 5,136 4,904 -1,450 -1,218 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 10.0 1.8 81.9 77.3 83.7 89.1 16.3 10.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 1 1 19 15 20 16 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 65,781 COMMITMENTS 5,992 1,744 0 51,078 58,423 57,070 60,167 8,711 5,614 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 4,679) -4,619 1,744 -1,172 10,166 4,827 4,375 5,399 304 -720 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.1 2.7 0.0 77.6 88.8 86.8 91.5 13.2 8.5 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 1 1 0 22 22 23 23 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 87,820 COMMITMENTS 1,880 5,507 4,096 66,334 69,396 72,310 78,999 15,510 8,821 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 6,017) 136 -3,926 2,622 2,721 6,743 5,479 5,439 538 578 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 2.1 6.3 4.7 75.5 79.0 82.3 90.0 17.7 10.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 2 2 24 22 27 25 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 57,930 COMMITMENTS 0 2,548 1,421 40,047 48,660 41,468 52,629 16,462 5,301 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 351) -1,834 454 -267 3,946 -76 1,845 111 -1,494 240 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 4.4 2.5 69.1 84.0 71.6 90.8 28.4 9.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 0 2 1 16 16 17 18 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 191,786 COMMITMENTS 3,209 7,247 24,389 150,416 154,307 178,014 185,943 13,772 5,843 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 6,800) 1,413 -7,518 -4,883 13,087 19,258 9,617 6,857 -2,817 -57 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.7 3.8 12.7 78.4 80.5 92.8 97.0 7.2 3.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 48) 3 4 5 38 35 44 41 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 84,238 COMMITMENTS 1,585 0 2,124 71,328 67,851 75,037 69,975 9,201 14,263 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 2,007) 182 -1,086 -2,306 3,368 4,152 1,244 760 763 1,247 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 1.9 0.0 2.5 84.7 80.5 89.1 83.1 10.9 16.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 2 0 2 22 21 24 23 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 285,176 COMMITMENTS 9,019 2,310 6,699 258,956 267,322 274,674 276,331 10,502 8,845 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 9,958) -1,108 -8,170 733 10,247 16,022 9,872 8,585 86 1,373 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.2 0.8 2.3 90.8 93.7 96.3 96.9 3.7 3.1 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 56) 5 2 5 41 42 47 48 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 168,112 COMMITMENTS 14,241 4,889 16,201 123,591 138,864 154,033 159,954 14,079 8,158 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 2,739) -1,302 -1,193 -753 5,560 3,097 3,505 1,151 -766 1,588 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 8.5 2.9 9.6 73.5 82.6 91.6 95.1 8.4 4.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 43) 1 4 3 34 30 38 34 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 170,628 COMMITMENTS 1,457 1,882 5,695 152,249 147,707 159,401 155,284 11,227 15,344 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -988) -2,929 188 -194 10,756 950 7,633 944 -8,621 -1,932 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.9 1.1 3.3 89.2 86.6 93.4 91.0 6.6 9.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 46) 2 2 3 36 33 39 37 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 223,752 COMMITMENTS 60,108 636 9,644 139,237 198,019 208,989 208,299 14,763 15,453 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 19,723) 5,665 -6,474 -1,751 14,927 29,396 18,841 21,171 882 -1,448 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 26.9 0.3 4.3 62.2 88.5 93.4 93.1 6.6 6.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 46) 7 1 5 33 36 41 41 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 52,321 COMMITMENTS 0 2,089 0 45,813 41,211 45,813 43,300 6,508 9,021 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 1,864) 0 -1,212 -1,406 2,599 5,437 1,193 2,819 671 -955 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 4.0 0.0 87.6 78.8 87.6 82.8 12.4 17.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 28) 0 1 0 23 22 23 23 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 3,083,223 COMMITMENTS 134,912 181,651 1125266 1785250 1757552 3045428 3064469 37,795 18,754 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 32,470) -2,717 22,836 -16,739 49,806 23,991 30,350 30,088 2,120 2,382 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 4.4 5.9 36.5 57.9 57.0 98.8 99.4 1.2 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 149) 28 20 44 99 87 146 134 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2,500 MMBTU'S) OPEN INTEREST: 794,770 COMMITMENTS 164,506 68,180 197,759 428,526 523,744 790,791 789,683 3,979 5,087 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 43,980) 26,021 21,780 -5,400 23,692 27,972 44,313 44,352 -333 -372 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 20.7 8.6 24.9 53.9 65.9 99.5 99.4 0.5 0.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 63) 17 10 24 35 35 61 60 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 80,870 COMMITMENTS 4,616 1,042 3,171 72,099 75,868 79,886 80,080 985 790 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 1,826) -745 -3 -1,974 4,406 3,993 1,688 2,016 138 -190 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 5.7 1.3 3.9 89.2 93.8 98.8 99.0 1.2 1.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 54) 7 3 5 39 38 48 44 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 22,073 COMMITMENTS 778 340 758 20,497 20,660 22,033 21,758 40 315 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 0) 0 -8 -80 80 88 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 3.5 1.5 3.4 92.9 93.6 99.8 98.6 0.2 1.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 32) 1 2 1 19 21 20 24 NYISO ZONE G LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465B OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 17,728 COMMITMENTS 1,180 0 0 16,505 17,728 17,685 17,728 43 0 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 0) -88 0 0 88 0 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.7 0.0 0.0 93.1 100.0 99.8 100.0 0.2 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 24) 2 0 0 15 14 17 14 NYISO ZONE J LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465C OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS 0F 400 MEGAWATT HOURS) OPEN INTEREST: 13,490 COMMITMENTS 0 730 0 13,430 12,760 13,430 13,490 60 0 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 274) 0 -88 0 274 362 274 274 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.4 0.0 99.6 94.6 99.6 100.0 0.4 0.0 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 0 3 0 12 12 12 15 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 19,436 COMMITMENTS 60 1,152 776 18,352 17,464 19,188 19,392 248 44 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 164) 0 0 0 164 168 164 168 0 -4 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.3 5.9 4.0 94.4 89.9 98.7 99.8 1.3 0.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 30) 1 3 1 19 22 21 25 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (40 MEGAWATT HOURS PER PEAK DAY) OPEN INTEREST: 15,778 COMMITMENTS 60 492 164 14,492 14,852 14,716 15,508 1,062 270 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 398) -1,210 492 -6 1,380 190 164 676 234 -278 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.4 3.1 1.0 91.8 94.1 93.3 98.3 6.7 1.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 22) 1 1 2 16 15 18 17 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 26,826 COMMITMENTS 1,740 80 300 23,411 25,544 25,451 25,924 1,375 902 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 178) 0 -756 0 178 994 178 238 0 -60 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 6.5 0.3 1.1 87.3 95.2 94.9 96.6 5.1 3.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 31) 1 1 1 24 23 25 25 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 26,396 COMMITMENTS 60 1,302 1,780 23,818 23,122 25,658 26,204 738 192 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 0) -600 240 0 600 -240 0 0 0 0 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.2 4.9 6.7 90.2 87.6 97.2 99.3 2.8 0.7 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 1 2 1 18 14 20 16 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (2.5 MEGAWATTS PER OFF PEAK HRS) OPEN INTEREST: 11,908 COMMITMENTS 0 596 616 11,066 10,234 11,682 11,446 226 462 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: -948) 0 0 0 -536 -1,028 -536 -1,028 -412 80 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 0.0 5.0 5.2 92.9 85.9 98.1 96.1 1.9 3.9 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 21) 0 1 1 17 14 18 15 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 1,951,987 COMMITMENTS 176,713 140,334 545,110 1152489 1181174 1874312 1866618 77,675 85,369 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 14,395) -1,197 13,659 -21,885 31,128 29,134 8,046 20,907 6,349 -6,513 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 9.1 7.2 27.9 59.0 60.5 96.0 95.6 4.0 4.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 333) 107 102 147 92 95 281 282 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 1,000 BARRELS) OPEN INTEREST: 33,142 COMMITMENTS 3,490 8,219 4,540 19,637 12,374 27,667 25,133 5,475 8,009 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 2,929) 160 -76 620 3,066 2,236 3,846 2,780 -917 149 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 10.5 24.8 13.7 59.3 37.3 83.5 75.8 16.5 24.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 25) 6 5 10 14 13 25 23 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 100 TROY OUNCES) OPEN INTEREST: 11,196 COMMITMENTS 4,685 2,598 63 4,092 8,264 8,840 10,925 2,356 271 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 154) 87 102 -2 -26 -14 59 86 95 68 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 41.8 23.2 0.6 36.5 73.8 79.0 97.6 21.0 2.4 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 99) 54 9 3 19 21 75 31 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 50 TROY OUNCES) OPEN INTEREST: 8,162 COMMITMENTS 2,870 1,000 189 2,311 5,859 5,370 7,048 2,792 1,114 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 129) -32 21 189 49 -324 206 -114 -77 243 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 35.2 12.3 2.3 28.3 71.8 65.8 86.4 34.2 13.6 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 60) 19 5 3 15 24 37 32 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 OPTION AND FUTURES COMBINED POSITIONS AS OF 12/12/06 | --------------------------------------------------------------| NONREPORTABLE NON-COMMERCIAL | COMMERCIAL | TOTAL | POSITIONS --------------------------|-----------------|-----------------|----------------- Long | Short |Spreads | Long | Short | Long | Short | Long | Short -------------------------------------------------------------------------------- (CONTRACTS OF 42,000 U.S. GALLONS) OPEN INTEREST: 138,730 COMMITMENTS 24,979 11,875 7,672 89,673 106,354 122,323 125,901 16,407 12,829 CHANGES FROM 12/05/06 (CHANGE IN OPEN INTEREST: 7,593) 4,025 3,039 -896 2,784 4,704 5,913 6,847 1,680 746 PERCENT OF OPEN INTEREST FOR EACH CATEGORY OF TRADER 18.0 8.6 5.5 64.6 76.7 88.2 90.8 11.8 9.2 NUMBER OF TRADERS IN EACH CATEGORY (TOTAL TRADERS: 147) 39 16 21 72 76 121 107
Updated December 15, 2006