GULF # 6 FUEL 3.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165A Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 BARRELS) : : : : All : 7,829: 750 0 225 5,654 7,554 6,629 7,779: 1,200 50 Old : 7,829: 750 0 225 5,654 7,554 6,629 7,779: 1,200 50 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -406: 0 0 0 -406 14 -406 14: 0 -420 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 9.6 0.0 2.9 72.2 96.5 84.7 99.4: 15.3 0.6 Old : 100.0: 9.6 0.0 2.9 72.2 96.5 84.7 99.4: 15.3 0.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 22: 1 0 1 17 16 18 17: Old : 22: 1 0 1 17 16 18 17: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 62.0 64.4 75.9 87.0 26.8 40.0 32.6 47.2 Old : 62.0 64.4 75.9 87.0 26.8 40.0 32.6 47.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NY RES FUEL 1.0% SULFUR SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165B Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 BARRELS) : : : : All : 16,329: 75 7,478 21 15,768 7,216 15,864 14,715: 465 1,614 Old : 16,329: 75 7,478 21 15,768 7,216 15,864 14,715: 465 1,614 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 792: -75 375 0 867 417 792 792: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.5 45.8 0.1 96.6 44.2 97.2 90.1: 2.8 9.9 Old : 100.0: 0.5 45.8 0.1 96.6 44.2 97.2 90.1: 2.8 9.9 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 36: 1 4 1 25 26 27 30: Old : 36: 1 4 1 25 26 27 30: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.4 61.6 76.9 76.5 54.9 53.5 63.9 58.7 Old : 60.4 61.6 76.9 76.5 54.9 53.5 63.9 58.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SING FUEL OIL 180 CAL SWAP - NEW YORK MERCANTILE EXCHANGE Code-02165G Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 METRIC TONS) : : : : All : 3,094: 0 95 20 2,228 2,231 2,248 2,346: 846 748 Old : 3,094: 0 95 20 2,228 2,231 2,248 2,346: 846 748 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 243: 0 10 -10 26 72 16 72: 227 171 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 3.1 0.6 72.0 72.1 72.7 75.8: 27.3 24.2 Old : 100.0: 0.0 3.1 0.6 72.0 72.1 72.7 75.8: 27.3 24.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 29: 0 1 1 22 24 23 25: Old : 29: 0 1 1 22 24 23 25: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 25.4 28.9 40.7 47.4 16.1 26.5 27.4 40.4 Old : 25.4 28.9 40.7 47.4 16.1 26.5 27.4 40.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NO. 2 HEATING OIL, N.Y. HARBOR - NEW YORK MERCANTILE EXCHANGE Code-022651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 42,000 U.S. GALLONS) : : : : All : 233,135: 25,975 21,507 37,432 136,280 143,899 199,688 202,838: 33,447 30,296 Old : 233,135: 25,975 21,507 37,432 136,280 143,899 199,688 202,838: 33,447 30,296 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -3,130: -1,685 -1,410 109 -3,071 -3,414 -4,646 -4,714: 1,516 1,584 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 11.1 9.2 16.1 58.5 61.7 85.7 87.0: 14.3 13.0 Old : 100.0: 11.1 9.2 16.1 58.5 61.7 85.7 87.0: 14.3 13.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 142: 30 32 32 64 70 113 119: Old : 142: 30 32 32 64 70 113 119: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 21.3 22.5 33.7 33.5 15.3 12.9 22.3 18.9 Old : 21.3 22.5 33.7 33.5 15.3 12.9 22.3 18.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NATURAL GAS - NEW YORK MERCANTILE EXCHANGE Code-023651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (10,000 MMBTU'S) : : : : All : 1,280,533: 70,777 147,263 503,730 629,113 587,211 1,203,619 1,238,204: 76,913 42,329 Old : 1,280,533: 70,777 147,263 503,730 629,113 587,211 1,203,619 1,238,204: 76,913 42,329 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -9,764: -1,575 14,843 -12,314 3,955 -12,621 -9,934 -10,092: 170 329 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 5.5 11.5 39.3 49.1 45.9 94.0 96.7: 6.0 3.3 Old : 100.0: 5.5 11.5 39.3 49.1 45.9 94.0 96.7: 6.0 3.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 224: 61 71 89 85 80 199 191: Old : 224: 61 71 89 85 80 199 191: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 39.1 39.5 51.4 53.9 7.2 7.5 10.8 10.5 Old : 39.1 39.5 51.4 53.9 7.2 7.5 10.8 10.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MICHCON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365A Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 92,475: 2,821 14,884 2,995 76,980 67,337 82,796 85,216: 9,679 7,259 Old : 92,475: 2,821 14,884 2,995 76,980 67,337 82,796 85,216: 9,679 7,259 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 1,095: -238 -403 153 3,403 4,932 3,318 4,682: -2,223 -3,587 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 3.1 16.1 3.2 83.2 72.8 89.5 92.2: 10.5 7.8 Old : 100.0: 3.1 16.1 3.2 83.2 72.8 89.5 92.2: 10.5 7.8 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 27: 1 3 2 19 19 21 23: Old : 27: 1 3 2 19 19 21 23: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 49.2 41.6 70.9 59.8 46.4 40.6 58.6 56.5 Old : 49.2 41.6 70.9 59.8 46.4 40.6 58.6 56.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PERMIAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365B Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 62,686: 986 1,550 4,618 45,711 46,316 51,315 52,484: 11,371 10,202 Old : 62,686: 986 1,550 4,618 45,711 46,316 51,315 52,484: 11,371 10,202 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 5,100: -785 -310 1,641 2,230 6,177 3,086 7,508: 2,014 -2,408 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 1.6 2.5 7.4 72.9 73.9 81.9 83.7: 18.1 16.3 Old : 100.0: 1.6 2.5 7.4 72.9 73.9 81.9 83.7: 18.1 16.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 29: 1 1 2 22 19 24 21: Old : 29: 1 1 2 22 19 24 21: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 36.5 45.4 55.3 62.2 30.5 39.7 44.3 52.4 Old : 36.5 45.4 55.3 62.2 30.5 39.7 44.3 52.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 M-3 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365C Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 128,461: 10,991 2,440 6,948 99,989 110,846 117,928 120,234: 10,533 8,227 Old : 128,461: 10,991 2,440 6,948 99,989 110,846 117,928 120,234: 10,533 8,227 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 6,997: 3,449 -487 85 2,789 7,037 6,323 6,635: 674 362 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 8.6 1.9 5.4 77.8 86.3 91.8 93.6: 8.2 6.4 Old : 100.0: 8.6 1.9 5.4 77.8 86.3 91.8 93.6: 8.2 6.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 37: 3 1 4 23 29 27 33: Old : 37: 3 1 4 23 29 27 33: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 45.5 48.5 62.0 64.5 43.4 46.0 57.6 58.5 Old : 45.5 48.5 62.0 64.5 43.4 46.0 57.6 58.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 TCO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365D Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 89,137: 26,431 16,092 2,661 49,367 60,825 78,459 79,578: 10,678 9,559 Old : 89,137: 26,431 16,092 2,661 49,367 60,825 78,459 79,578: 10,678 9,559 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 7,379: 0 5,776 1,377 5,974 1,874 7,351 9,027: 28 -1,648 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 29.7 18.1 3.0 55.4 68.2 88.0 89.3: 12.0 10.7 Old : 100.0: 29.7 18.1 3.0 55.4 68.2 88.0 89.3: 12.0 10.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 29: 2 3 2 20 19 24 22: Old : 29: 2 3 2 20 19 24 22: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 46.4 52.7 62.4 70.7 43.4 46.9 58.7 63.3 Old : 46.4 52.7 62.4 70.7 43.4 46.9 58.7 63.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MALIN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365E Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 81,535: 3,447 716 7,583 66,627 66,137 77,657 74,436: 3,878 7,099 Old : 81,535: 3,447 716 7,583 66,627 66,137 77,657 74,436: 3,878 7,099 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 3,177: 1,090 244 429 2,330 2,718 3,849 3,391: -672 -214 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 4.2 0.9 9.3 81.7 81.1 95.2 91.3: 4.8 8.7 Old : 100.0: 4.2 0.9 9.3 81.7 81.1 95.2 91.3: 4.8 8.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 29: 2 2 4 18 19 22 23: Old : 29: 2 2 4 18 19 22 23: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 54.9 47.2 74.4 65.7 47.9 43.4 59.8 57.5 Old : 54.9 47.2 74.4 65.7 47.9 43.4 59.8 57.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PG&E CITYGATE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365F Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 69,177: 6,735 0 2,968 54,054 59,131 63,757 62,099: 5,420 7,078 Old : 69,177: 6,735 0 2,968 54,054 59,131 63,757 62,099: 5,420 7,078 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 1,646: 1,065 0 275 3,062 1,061 4,402 1,336: -2,756 310 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 9.7 0.0 4.3 78.1 85.5 92.2 89.8: 7.8 10.2 Old : 100.0: 9.7 0.0 4.3 78.1 85.5 92.2 89.8: 7.8 10.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 30: 2 0 2 20 21 22 23: Old : 30: 2 0 2 20 21 22 23: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 63.3 38.5 77.8 60.3 57.5 36.8 66.7 53.0 Old : 63.3 38.5 77.8 60.3 57.5 36.8 66.7 53.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NGPL TEXOK BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365G Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 95,271: 2,576 3,318 5,848 77,869 76,160 86,293 85,326: 8,978 9,945 Old : 95,271: 2,576 3,318 5,848 77,869 76,160 86,293 85,326: 8,978 9,945 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 6,355: 0 -1,502 746 7,820 9,703 8,566 8,947: -2,211 -2,592 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 2.7 3.5 6.1 81.7 79.9 90.6 89.6: 9.4 10.4 Old : 100.0: 2.7 3.5 6.1 81.7 79.9 90.6 89.6: 9.4 10.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 37: 1 3 3 25 28 29 31: Old : 37: 1 3 3 25 28 29 31: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 46.3 29.3 68.2 47.6 31.8 20.4 46.6 34.3 Old : 46.3 29.3 68.2 47.6 31.8 20.4 46.6 34.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NGPL MID-CON BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365K Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 87,092: 0 6,282 3,548 71,930 68,322 75,478 78,152: 11,614 8,940 Old : 87,092: 0 6,282 3,548 71,930 68,322 75,478 78,152: 11,614 8,940 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 1,522: 0 -1,337 1,158 5,782 5,696 6,940 5,517: -5,418 -3,995 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 7.2 4.1 82.6 78.4 86.7 89.7: 13.3 10.3 Old : 100.0: 0.0 7.2 4.1 82.6 78.4 86.7 89.7: 13.3 10.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 31: 0 2 2 22 21 24 23: Old : 31: 0 2 2 22 21 24 23: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 41.8 42.5 60.9 63.7 39.0 40.2 55.1 58.8 Old : 41.8 42.5 60.9 63.7 39.0 40.2 55.1 58.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 DOMINION BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365N Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 69,348: 12,532 1,868 2,326 47,160 54,700 62,018 58,894: 7,330 10,454 Old : 69,348: 12,532 1,868 2,326 47,160 54,700 62,018 58,894: 7,330 10,454 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 8,962: 5,088 46 874 2,203 7,735 8,165 8,655: 797 307 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 18.1 2.7 3.4 68.0 78.9 89.4 84.9: 10.6 15.1 Old : 100.0: 18.1 2.7 3.4 68.0 78.9 89.4 84.9: 10.6 15.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 29: 3 1 2 24 20 28 22: Old : 29: 3 1 2 24 20 28 22: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 36.3 36.3 56.8 53.5 29.1 30.0 46.1 41.9 Old : 36.3 36.3 56.8 53.5 29.1 30.0 46.1 41.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 WAHA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365O Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 123,229: 8,231 13,299 5,796 99,155 87,273 113,182 106,368: 10,047 16,861 Old : 123,229: 8,231 13,299 5,796 99,155 87,273 113,182 106,368: 10,047 16,861 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 6,590: 3,008 2,264 -1,278 4,670 8,107 6,400 9,093: 190 -2,503 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 6.7 10.8 4.7 80.5 70.8 91.8 86.3: 8.2 13.7 Old : 100.0: 6.7 10.8 4.7 80.5 70.8 91.8 86.3: 8.2 13.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 41: 3 3 3 25 25 29 30: Old : 41: 3 3 3 25 25 29 30: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 40.2 32.1 59.7 49.4 35.8 27.0 52.7 41.9 Old : 40.2 32.1 59.7 49.4 35.8 27.0 52.7 41.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CIG BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-02365P Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 62,301: 0 7,337 1,660 45,482 41,987 47,142 50,984: 15,159 11,317 Old : 62,301: 0 7,337 1,660 45,482 41,987 47,142 50,984: 15,159 11,317 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -395: 0 -878 264 3,827 97 4,091 -517: -4,486 122 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 11.8 2.7 73.0 67.4 75.7 81.8: 24.3 18.2 Old : 100.0: 0.0 11.8 2.7 73.0 67.4 75.7 81.8: 24.3 18.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 24: 0 2 2 16 16 18 18: Old : 24: 0 2 2 16 16 18 18: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 41.0 45.7 58.1 70.5 40.0 43.2 56.7 66.9 Old : 41.0 45.7 58.1 70.5 40.0 43.2 56.7 66.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HENRY HUB INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A09 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 35,967: 1,844 11,636 1,240 32,325 22,874 35,409 35,750: 558 217 Old : 35,967: 1,844 11,636 1,240 32,325 22,874 35,409 35,750: 558 217 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : .: . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 5.1 32.4 3.4 89.9 63.6 98.4 99.4: 1.6 0.6 Old : 100.0: 5.1 32.4 3.4 89.9 63.6 98.4 99.4: 1.6 0.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 22: 2 3 1 9 10 12 13: Old : 22: 2 3 1 9 10 12 13: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 83.4 73.8 95.6 94.9 75.9 62.9 82.5 80.6 Old : 83.4 73.8 95.6 94.9 75.9 62.9 82.5 80.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HOUSTON SHP CHANNEL INDEX SWAP - NEW YORK MERCANTILE EXCHANGE Code-023A10 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 29,607: 531 1,507 372 27,507 25,258 28,410 27,137: 1,197 2,470 Old : 29,607: 531 1,507 372 27,507 25,258 28,410 27,137: 1,197 2,470 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : .: . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 1.8 5.1 1.3 92.9 85.3 96.0 91.7: 4.0 8.3 Old : 100.0: 1.8 5.1 1.3 92.9 85.3 96.0 91.7: 4.0 8.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 21: 1 3 1 10 12 12 15: Old : 21: 1 3 1 10 12 12 15: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.2 70.1 87.6 85.2 59.2 62.2 80.3 74.1 Old : 60.2 70.1 87.6 85.2 59.2 62.2 80.3 74.1 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ALBERTA BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035650 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 171,975: 5,060 24,898 12,461 142,275 128,802 159,796 166,161: 12,179 5,814 Old : 171,975: 5,060 24,898 12,461 142,275 128,802 159,796 166,161: 12,179 5,814 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 538: 494 1,780 112 2,594 -600 3,200 1,292: -2,662 -754 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 2.9 14.5 7.2 82.7 74.9 92.9 96.6: 7.1 3.4 Old : 100.0: 2.9 14.5 7.2 82.7 74.9 92.9 96.6: 7.1 3.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 48: 3 6 8 36 35 44 44: Old : 48: 3 6 8 36 35 44 44: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 37.6 38.6 54.5 56.1 35.5 35.7 43.5 45.9 Old : 37.6 38.6 54.5 56.1 35.5 35.7 43.5 45.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CHICAGO BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 97,402: 2,078 12,133 3,918 84,926 70,232 90,922 86,283: 6,480 11,119 Old : 97,402: 2,078 12,133 3,918 84,926 70,232 90,922 86,283: 6,480 11,119 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 6,906: -181 4,293 593 6,641 9,474 7,053 14,360: -147 -7,454 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 2.1 12.5 4.0 87.2 72.1 93.3 88.6: 6.7 11.4 Old : 100.0: 2.1 12.5 4.0 87.2 72.1 93.3 88.6: 6.7 11.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 33: 3 2 3 23 20 26 25: Old : 33: 3 2 3 23 20 26 25: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 52.6 42.0 69.6 61.7 47.8 38.9 59.2 54.2 Old : 52.6 42.0 69.6 61.7 47.8 38.9 59.2 54.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HENRY HUB BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035652 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 59,783: 496 11,636 1,240 55,535 44,461 57,271 57,337: 2,512 2,446 Old : 59,783: 496 11,636 1,240 55,535 44,461 57,271 57,337: 2,512 2,446 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : .: . . . . . . .: . . : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.8 19.5 2.1 92.9 74.4 95.8 95.9: 4.2 4.1 Old : 100.0: 0.8 19.5 2.1 92.9 74.4 95.8 95.9: 4.2 4.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 23: 1 3 1 12 15 14 18: Old : 23: 1 3 1 12 15 14 18: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 78.1 56.6 91.9 78.6 77.4 55.7 83.4 74.6 Old : 78.1 56.6 91.9 78.6 77.4 55.7 83.4 74.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HOUSTON SHIP CH BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035653 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 287,464: 15,259 1,361 8,829 250,322 265,909 274,410 276,099: 13,054 11,365 Old : 287,464: 15,259 1,361 8,829 250,322 265,909 274,410 276,099: 13,054 11,365 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -429: -2,266 -1,641 1,037 4,584 4,698 3,355 4,094: -3,784 -4,523 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 5.3 0.5 3.1 87.1 92.5 95.5 96.0: 4.5 4.0 Old : 100.0: 5.3 0.5 3.1 87.1 92.5 95.5 96.0: 4.5 4.0 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 58: 5 4 6 40 42 47 50: Old : 58: 5 4 6 40 42 47 50: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 38.1 51.1 57.7 64.0 36.1 44.9 51.5 55.6 Old : 38.1 51.1 57.7 64.0 36.1 44.9 51.5 55.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NW PIPE ROCKIES BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035654 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 178,871: 7,156 7,299 16,884 139,367 149,143 163,407 173,326: 15,464 5,545 Old : 178,871: 7,156 7,299 16,884 139,367 149,143 163,407 173,326: 15,464 5,545 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -1,633: -1,444 -1,432 591 -302 5,286 -1,155 4,445: -478 -6,078 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 4.0 4.1 9.4 77.9 83.4 91.4 96.9: 8.6 3.1 Old : 100.0: 4.0 4.1 9.4 77.9 83.4 91.4 96.9: 8.6 3.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 47: 2 3 5 36 35 41 40: Old : 47: 2 3 5 36 35 41 40: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 31.7 38.2 48.7 58.7 25.7 30.7 38.0 42.7 Old : 31.7 38.2 48.7 58.7 25.7 30.7 38.0 42.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PANHANDLE BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035655 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 177,359: 9,266 3,380 11,113 135,191 148,846 155,570 163,339: 21,789 14,020 Old : 177,359: 9,266 3,380 11,113 135,191 148,846 155,570 163,339: 21,789 14,020 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 1,232: -12 -428 1,276 658 18,711 1,922 19,559: -690 -18,327 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 5.2 1.9 6.3 76.2 83.9 87.7 92.1: 12.3 7.9 Old : 100.0: 5.2 1.9 6.3 76.2 83.9 87.7 92.1: 12.3 7.9 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 44: 3 3 4 30 33 35 38: Old : 44: 3 3 4 30 33 35 38: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 32.6 46.0 49.8 62.6 29.9 45.2 45.8 56.2 Old : 32.6 46.0 49.8 62.6 29.9 45.2 45.8 56.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SAN JUAN BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035656 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 49,844: 0 4,068 2,042 36,868 30,666 38,910 36,776: 10,934 13,068 Old : 49,844: 0 4,068 2,042 36,868 30,666 38,910 36,776: 10,934 13,068 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 94: 0 -852 30 3,004 -2,480 3,034 -3,302: -2,940 3,396 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 8.2 4.1 74.0 61.5 78.1 73.8: 21.9 26.2 Old : 100.0: 0.0 8.2 4.1 74.0 61.5 78.1 73.8: 21.9 26.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 21: 0 1 1 16 16 17 17: Old : 21: 0 1 1 16 16 17 17: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 43.2 39.2 62.9 59.7 42.1 33.5 58.2 51.3 Old : 43.2 39.2 62.9 59.7 42.1 33.5 58.2 51.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 SOCAL BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035657 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 255,865: 28,906 3,972 23,112 187,718 211,865 239,736 238,949: 16,129 16,916 Old : 255,865: 28,906 3,972 23,112 187,718 211,865 239,736 238,949: 16,129 16,916 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 3,921: 1,441 -1,544 1,339 7,149 14,289 9,929 14,084: -6,008 -10,163 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 11.3 1.6 9.0 73.4 82.8 93.7 93.4: 6.3 6.6 Old : 100.0: 11.3 1.6 9.0 73.4 82.8 93.7 93.4: 6.3 6.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 51: 6 3 8 36 37 45 45: Old : 51: 6 3 8 36 37 45 45: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 29.0 37.2 44.7 53.7 21.8 29.9 32.0 39.4 Old : 29.0 37.2 44.7 53.7 21.8 29.9 32.0 39.4 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 TRANSCO ZONE 6 BASIS SWAP - NEW YORK MERCANTILE EXCHANGE Code-035658 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 66,236: 1,463 5,918 3,373 55,172 45,503 60,008 54,794: 6,228 11,442 Old : 66,236: 1,463 5,918 3,373 55,172 45,503 60,008 54,794: 6,228 11,442 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 3,733: 552 -268 1,453 1,976 2,084 3,981 3,269: -248 464 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 2.2 8.9 5.1 83.3 68.7 90.6 82.7: 9.4 17.3 Old : 100.0: 2.2 8.9 5.1 83.3 68.7 90.6 82.7: 9.4 17.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 31: 1 2 3 25 22 28 25: Old : 31: 1 2 3 25 22 28 25: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 37.8 27.9 56.8 46.9 36.1 22.8 48.4 36.2 Old : 37.8 27.9 56.8 46.9 36.1 22.8 48.4 36.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HENRY HUB GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565B Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 2,592,541: 193,378 76,399 830,689 1,538,927 1,672,017 2,562,994 2,579,105: 29,547 13,436 Old : 2,592,541: 193,378 76,399 830,689 1,538,927 1,672,017 2,562,994 2,579,105: 29,547 13,436 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 15,141: -6,605 19,729 -7,525 28,731 4,298 14,601 16,502: 540 -1,361 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 7.5 2.9 32.0 59.4 64.5 98.9 99.5: 1.1 0.5 Old : 100.0: 7.5 2.9 32.0 59.4 64.5 98.9 99.5: 1.1 0.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 163: 31 18 43 111 95 159 140: Old : 163: 31 18 43 111 95 159 140: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 29.9 39.3 43.5 52.5 8.4 17.5 12.9 21.5 Old : 29.9 39.3 43.5 52.5 8.4 17.5 12.9 21.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 HENRY HUB PENULTIMATE GAS SWAP - NEW YORK MERCANTILE EXCHANGE Code-03565C Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2,500 MMBTU'S) : : : : All : 1,071,815: 159,257 324,086 169,396 737,659 574,842 1,066,312 1,068,324: 5,503 3,491 Old : 1,071,815: 159,257 324,086 169,396 737,659 574,842 1,066,312 1,068,324: 5,503 3,491 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 22,862: 20,895 8,116 13,115 -11,687 1,363 22,323 22,594: 539 268 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 14.9 30.2 15.8 68.8 53.6 99.5 99.7: 0.5 0.3 Old : 100.0: 14.9 30.2 15.8 68.8 53.6 99.5 99.7: 0.5 0.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 74: 25 12 30 37 36 72 68: Old : 74: 25 12 30 37 36 72 68: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 50.1 46.1 66.1 65.4 38.4 31.0 47.6 41.6 Old : 50.1 46.1 66.1 65.4 38.4 31.0 47.6 41.6 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM ELECTRICITY MONTHLY - NEW YORK MERCANTILE EXCHANGE Code-064657 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (40 MEGAWATT HOURS PER PEAK DAY) : : : : All : 88,298: 2,050 1,144 3,601 82,301 83,213 87,952 87,958: 346 340 Old : 88,298: 2,050 1,144 3,601 82,301 83,213 87,952 87,958: 346 340 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 3,626: -63 97 26 3,639 3,483 3,601 3,606: 25 20 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 2.3 1.3 4.1 93.2 94.2 99.6 99.6: 0.4 0.4 Old : 100.0: 2.3 1.3 4.1 93.2 94.2 99.6 99.6: 0.4 0.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 56: 6 5 8 40 38 50 47: Old : 56: 6 5 8 40 38 50 47: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 46.8 42.3 69.2 67.4 13.3 16.9 18.1 21.9 Old : 46.8 42.3 69.2 67.4 13.3 16.9 18.1 21.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NYISO ZONE A LBMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465A Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS 0F 400 MEGAWATT HOURS) : : : : All : 18,428: 726 42 810 16,827 17,345 18,363 18,197: 65 231 Old : 18,428: 726 42 810 16,827 17,345 18,363 18,197: 65 231 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 0: 0 0 0 0 0 0 0: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 3.9 0.2 4.4 91.3 94.1 99.6 98.7: 0.4 1.3 Old : 100.0: 3.9 0.2 4.4 91.3 94.1 99.6 98.7: 0.4 1.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 27: 1 1 1 14 19 15 21: Old : 27: 1 1 1 14 19 15 21: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 63.6 76.0 87.2 91.4 39.4 60.1 58.6 63.5 Old : 63.6 76.0 87.2 91.4 39.4 60.1 58.6 63.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENGLAND LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465H Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (40 MEGAWATT HOURS PER PEAK DAY) : : : : All : 19,198: 1,653 0 346 16,870 18,029 18,869 18,375: 328 823 Old : 19,198: 1,653 0 346 16,870 18,029 18,869 18,375: 328 823 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 77: 11 0 -6 50 -213 55 -219: 21 296 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 8.6 0.0 1.8 87.9 93.9 98.3 95.7: 1.7 4.3 Old : 100.0: 8.6 0.0 1.8 87.9 93.9 98.3 95.7: 1.7 4.3 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 28: 2 0 2 18 20 20 22: Old : 28: 2 0 2 18 20 20 22: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 57.8 53.4 78.9 73.3 40.3 33.7 54.5 47.0 Old : 57.8 53.4 78.9 73.3 40.3 33.7 54.5 47.0 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NORTH ILL CAL MONTH LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465I Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (40 MEGAWATT HOURS PER PEAK DAY) : : : : All : 14,419: 1,087 60 120 11,992 13,638 13,199 13,818: 1,220 601 Old : 14,419: 1,087 60 120 11,992 13,638 13,199 13,818: 1,220 601 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 106: 0 0 0 0 260 0 260: 106 -154 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 7.5 0.4 0.8 83.2 94.6 91.5 95.8: 8.5 4.2 Old : 100.0: 7.5 0.4 0.8 83.2 94.6 91.5 95.8: 8.5 4.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 22: 1 1 1 16 13 17 15: Old : 22: 1 1 1 16 13 17 15: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 45.7 80.9 69.5 91.3 44.0 70.3 59.2 74.7 Old : 45.7 80.9 69.5 91.3 44.0 70.3 59.2 74.7 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PJM CAL MONTH OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465M Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2.5 MEGAWATTS PER OFF PEAK HRS) : : : : All : 29,738: 878 0 622 27,550 28,784 29,050 29,406: 688 332 Old : 29,738: 878 0 622 27,550 28,784 29,050 29,406: 688 332 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 408: 0 0 0 408 368 408 368: 0 40 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 3.0 0.0 2.1 92.6 96.8 97.7 98.9: 2.3 1.1 Old : 100.0: 3.0 0.0 2.1 92.6 96.8 97.7 98.9: 2.3 1.1 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 34: 3 0 1 25 23 28 24: Old : 34: 3 0 1 25 23 28 24: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 48.1 46.9 67.3 72.2 28.2 33.4 40.5 45.8 Old : 48.1 46.9 67.3 72.2 28.2 33.4 40.5 45.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 NORTH ILL OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465N Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2.5 MEGAWATTS PER OFF PEAK HRS) : : : : All : 28,144: 240 720 1,660 25,724 25,350 27,624 27,730: 520 414 Old : 28,144: 240 720 1,660 25,724 25,350 27,624 27,730: 520 414 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 260: 0 0 0 250 260 250 260: 10 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.9 2.6 5.9 91.4 90.1 98.2 98.5: 1.8 1.5 Old : 100.0: 0.9 2.6 5.9 91.4 90.1 98.2 98.5: 1.8 1.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 25: 2 1 1 19 16 21 18: Old : 25: 2 1 1 19 16 21 18: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 56.6 54.6 77.3 80.2 36.7 39.7 47.4 51.8 Old : 56.6 54.6 77.3 80.2 36.7 39.7 47.4 51.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 ISO NEW ENG OFF PK LMP SWAP - NEW YORK MERCANTILE EXCHANGE Code-06465S Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (2.5 MEGAWATTS PER OFF PEAK HRS) : : : : All : 10,840: 0 460 560 9,884 9,618 10,444 10,638: 396 202 Old : 10,840: 0 460 560 9,884 9,618 10,444 10,638: 396 202 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 40: 0 0 0 40 40 40 40: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 4.2 5.2 91.2 88.7 96.3 98.1: 3.7 1.9 Old : 100.0: 0.0 4.2 5.2 91.2 88.7 96.3 98.1: 3.7 1.9 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 23: 0 2 1 17 15 18 17: Old : 23: 0 2 1 17 15 18 17: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 60.8 58.0 83.7 80.8 54.2 46.0 65.6 59.3 Old : 60.8 58.0 83.7 80.8 54.2 46.0 65.6 59.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 CRUDE OIL, LIGHT SWEET - NEW YORK MERCANTILE EXCHANGE Code-067651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 BARRELS) : : : : All : 2,297,510: 197,375 124,336 620,442 1,398,853 1,469,938 2,216,670 2,214,716: 80,840 82,794 Old : 2,297,510: 197,375 124,336 620,442 1,398,853 1,469,938 2,216,670 2,214,716: 80,840 82,794 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 29,984: -8,288 6,641 14,481 24,387 11,574 30,579 32,696: -595 -2,712 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 8.6 5.4 27.0 60.9 64.0 96.5 96.4: 3.5 3.6 Old : 100.0: 8.6 5.4 27.0 60.9 64.0 96.5 96.4: 3.5 3.6 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 345: 115 109 167 93 99 293 307: Old : 345: 115 109 167 93 99 293 307: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 22.8 22.4 33.8 32.5 7.6 5.0 10.5 7.8 Old : 22.8 22.4 33.8 32.5 7.6 5.0 10.5 7.8 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 DUBAI CRUDE OIL CALENDAR SWAP - NEW YORK MERCANTILE EXCHANGE Code-06765G Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 BARRELS) : : : : All : 21,835: 0 0 0 21,835 21,785 21,835 21,785: 0 50 Old : 21,835: 0 0 0 21,835 21,785 21,835 21,785: 0 50 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : -500: 0 0 0 -500 -500 -500 -500: 0 0 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 0.0 0.0 0.0 100.0 99.8 100.0 99.8: 0.0 0.2 Old : 100.0: 0.0 0.0 0.0 100.0 99.8 100.0 99.8: 0.0 0.2 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 22: 0 0 0 18 17 18 17: Old : 22: 0 0 0 18 17 18 17: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 73.4 67.8 89.8 91.2 15.7 20.4 20.0 22.3 Old : 73.4 67.8 89.8 91.2 15.7 20.4 20.0 22.3 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 WTI CRUDE OIL FINANCIAL - NEW YORK MERCANTILE EXCHANGE Code-06765I Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 1,000 BARRELS) : : : : All : 66,173: 2,525 10,059 21,734 36,772 28,844 61,031 60,637: 5,142 5,536 Old : 66,173: 2,525 10,059 21,734 36,772 28,844 61,031 60,637: 5,142 5,536 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 4,215: 727 -96 2,512 2,074 3,424 5,313 5,840: -1,098 -1,625 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 3.8 15.2 32.8 55.6 43.6 92.2 91.6: 7.8 8.4 Old : 100.0: 3.8 15.2 32.8 55.6 43.6 92.2 91.6: 7.8 8.4 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 32: 8 7 14 17 16 31 31: Old : 32: 8 7 14 17 16 31 31: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 32.7 31.2 53.8 53.3 10.3 13.1 15.8 17.5 Old : 32.7 31.2 53.8 53.3 10.3 13.1 15.8 17.5 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PALLADIUM - NEW YORK MERCANTILE EXCHANGE Code-075651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 100 TROY OUNCES) : : : : All : 19,881: 13,226 2,405 0 3,605 17,131 16,831 19,536: 3,050 345 Old : 19,881: 13,226 2,405 0 3,605 17,131 16,831 19,536: 3,050 345 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 1,024: 1,132 82 -80 -196 988 856 990: 168 34 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 66.5 12.1 0.0 18.1 86.2 84.7 98.3: 15.3 1.7 Old : 100.0: 66.5 12.1 0.0 18.1 86.2 84.7 98.3: 15.3 1.7 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 136: 89 8 0 14 26 103 34: Old : 136: 89 8 0 14 26 103 34: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 27.9 42.4 41.3 64.9 27.9 42.4 41.3 64.9 Old : 27.9 42.4 41.3 64.9 27.9 42.4 41.3 64.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 PLATINUM - NEW YORK MERCANTILE EXCHANGE Code-076651 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 50 TROY OUNCES) : : : : All : 14,767: 9,753 1,490 0 2,010 12,559 11,763 14,049: 3,004 718 Old : 14,767: 9,753 1,490 0 2,010 12,559 11,763 14,049: 3,004 718 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 979: 368 81 0 44 925 412 1,006: 567 -27 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 66.0 10.1 0.0 13.6 85.0 79.7 95.1: 20.3 4.9 Old : 100.0: 66.0 10.1 0.0 13.6 85.0 79.7 95.1: 20.3 4.9 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 90: 43 10 0 10 29 53 39: Old : 90: 43 10 0 10 29 53 39: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 20.0 37.4 33.6 56.4 20.0 37.2 33.6 56.2 Old : 20.0 37.4 33.6 56.4 20.0 37.2 33.6 56.2 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 GASOLINE BLENDSTOCK (RBOB) - NEW YORK MERCANTILE EXCHANGE Code-111659 Commitments of Traders with Delta-adjusted Options and Futures Combined, April 24, 2007 ------------------------------------------------------------------------------------------------------------------- : Total : Reportable Positions : Nonreportable :---------------------------------------------------------------------------------------- Positions : Open : Non-Commercial : Commercial : Total : : Interest : Long : Short : Spreading: Long : Short : Long : Short : Long : Short ------------------------------------------------------------------------------------------------------------------- : : (CONTRACTS OF 42,000 U.S. GALLONS) : : : : All : 231,448: 40,843 11,956 36,189 123,612 154,341 200,643 202,487: 30,804 28,961 Old : 231,448: 40,843 11,956 36,189 123,612 154,341 200,643 202,487: 30,804 28,961 Other: 0: 0 0 0 0 0 0 0: 0 0 : : : : : Changes in Commitments from: April 17, 2007 : : 7,457: -482 1,619 4,698 2,954 -904 7,171 5,413: 286 2,044 : : : : : Percent of Open Interest Represented by Each Category of Trader : All : 100.0: 17.6 5.2 15.6 53.4 66.7 86.7 87.5: 13.3 12.5 Old : 100.0: 17.6 5.2 15.6 53.4 66.7 86.7 87.5: 13.3 12.5 Other: 100.0: 0.0 0.0 0.0 0.0 0.0 0.0 0.0: 0.0 0.0 : : : :# Traders : Number of Traders in Each Category : All : 196: 62 32 45 79 93 163 152: Old : 196: 62 32 45 79 93 163 152: Other: 0: 0 0 0 0 0 0 0: :---------------------------------------------------------------------------------------------------- : Percent of Open Interest Held by the Indicated Number of the Largest Traders : By Gross Position By Net Position : 4 or Less Traders 8 or Less Traders 4 or Less Traders 8 or Less Traders : Long: Short Long Short: Long Short Long Short :---------------------------------------------------------------------------------------------------- All : 19.7 18.8 31.8 29.0 12.7 11.3 18.8 17.9 Old : 19.7 18.8 31.8 29.0 12.7 11.3 18.8 17.9 Other: 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Updated April 27, 2007