Subject: Gas Indices

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                                   =                                                                            =                                                                            =                    For Natural Gas Delivered on Tuesday, December  04, 2001=                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                         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                            =                                    (Trade Date of Monday, December  03, 200= 1)                                                                         =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                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                            =                                                                            =                                                                            =                           =20 Click here to access index history .
=                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                     =20                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                    * volume represents sell-side only *    =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                                                                            =                           =20 Region     Hub=09High=09Low=09Wtd Avg Index=09Change ($)=09Vol (mmBtu)=09Hu= b Name=09  LOUISIANA =09=09=09=09=09=09=09     ANR SE=09          $2.1300=09          $2.0200=09          $2.0854=09+ =    .3993=09          78,900=09American Natural Resources Pipeline Co. - SE =  Transmission Pool=09     Columbia Onshore=09          $2.1400=09          $2.0500=09          $2= .0880=09+    .2698=09          83,700=09Columbia Gulf Transmission Co. - On= shore Pool =09     Henry Hub=09          $2.1800=09          $2.0400=09          $2.1041= =09+    .3269=09         887,100=09Henry Hub tailgate - Louisiana =09     NGPL LA=09          $2.1500=09          $2.0550=09          $2.1064=09+=     .3184=09         106,800=09Natural Gas Pipeline Co. of America, Louisia= na Pool =09     Tenn 500L=09          $2.0900=09          $1.9650=09          $2.0170= =09+    .3273=09         228,600=09Tennessee Gas Pipeline Co.-Zone L, 500 L= eg Pool =09     Tenn 800L=09          $2.0500=09          $1.9700=09          $2.0046= =09+    .3642=09         118,500=09Tennessee Gas Pipeline Co.-Zone L, 800 L= eg Pool =09     TETCO ELA=09          $2.1000=09          $1.9700=09          $2.0403= =09+    .5026=09         174,800=09Texas Eastern - East LA =09     TETCO WLA=09          $2.0700=09          $2.0000=09          $2.0227= =09+    .3460=09          55,400=09Texas Eastern - West LA =09     Transco 65=09          $2.2000=09          $1.9850=09          $2.0598= =09+    .6176=09         139,600=09Transco - Station 65 =09     Trunkline ELA=09          $2.0600=09          $1.9700=09          $2.01= 26=09+    .4163=09          47,100=09Trunkline Gas Company - East Louisiana=  Pool =09     TxGas SL=09          $2.1500=09          $2.0200=09          $2.0928=09= +    .2231=09         202,300=09Texas Gas Transmission Corp.-Zone SL FT Poo= l =09  MIDCONTINENT =09=09=09=09=09=09=09     MichCon, citygate=09          $2.3450=09          $2.2100=09          $= 2.2718=09+    .4170=09          90,900=09Michigan Consolidated =09     NGPL Midcont=09          $2.1500=09          $1.9000=09          $2.024= 1=09+    .3472=09         138,000=09Natural Gas Pipeline Co. of America, Mi= d-Continent Pool =09     NGPL Nicor, citygate=09          $2.2800=09          $2.1000=09        =   $2.1748=09+    .3510=09         211,700=09Natural Gas Pipeline Co. of Ame= rica, Nicor Citygate=09     NGPL NIPSCO, citygate=09          $2.2950=09          $2.1300=09       =    $2.2281=09+    .2693=09          70,700=09Natural Gas Pipeline Co. of Am= erica, Nipsco Citygate=09     NNG Demarcation=09          $2.2500=09          $2.0300=09          $2.= 1613=09+    .2716=09          78,800=09Northern Natural Gas, Demarcation Po= ol =09  NORTHEAST =09=09=09=09=09=09=09     Columbia TCO=09          $2.3200=09          $2.1600=09          $2.245= 1=09+    .2853=09         184,900=09Columbia Gas Co. - TCO Pool =09     Dominion So.Point=09          $2.3000=09          $2.0500=09          $= 2.1104=09+    .4620=09         133,100=09Dominion - South Point =09     TETCO M3=09          $2.4800=09          $2.3200=09          $2.3853=09= +    .4533=09         119,500=09Texas Eastern - M3 Zone =09     Transco Z-6 (NY)=09          $2.6500=09          $2.5500=09          $2= .5966=09+    .5534=09          39,800=09Transcontinental Gas Pipe Line Corp= .
- Zone 6 (NY)=09  WEST =09=09=09=09=09=09=09     *El Paso non-Bondad=09          $2.3000=09          $2.2000=09         =  $2.2500=09=09          =09El Paso -San Juan Basin, Blanco Pool=09