| 1) | 49783 | 38069.6 | ONEOK GAS STORAGE LLC |
| 2) | 49951 | 35062.1 | AES SHADY POINT LLC |
| 3) | 50210 | 30569.9 | GLOBAL STONE ST CLAIR INC |
| 4) | 50214 | 28339.7 | DUKE ENERGY FIELD SVC LP |
| 5) | 49675 | 24859.5 | US GYPSUM CO |
| 6) | 49674 | 24654.9 | US GYPSUM CO |
| 7) | 50106 | 23661.6 | ARMSTRONG WORLD IND INC |
| 8) | 49651 | 21752.4 | NATURAL GAS PIPELINE CO OF AME |
| 9) | 49652 | 21741.6 | NATURAL GAS PIPELINE CO OF AME |
| 10) | 49956 | 19825.5 | CENTERPOINT ENERGY GAS TRANSMI |
| 1) | 49783 | 4230.0 | ONEOK GAS STORAGE LLC |
| 2) | 49951 | 3895.8 | AES SHADY POINT LLC |
| 3) | 50210 | 3396.7 | GLOBAL STONE ST CLAIR INC |
| 4) | 50214 | 3148.9 | DUKE ENERGY FIELD SVC LP |
| 5) | 49675 | 2762.2 | US GYPSUM CO |
| 6) | 49674 | 2739.4 | US GYPSUM CO |
| 7) | 50106 | 2629.1 | ARMSTRONG WORLD IND INC |
| 8) | 49651 | 2416.9 | NATURAL GAS PIPELINE CO OF AME |
| 9) | 49652 | 2415.7 | NATURAL GAS PIPELINE CO OF AME |
| 10) | 49956 | 2202.8 | CENTERPOINT ENERGY GAS TRANSMI |
| 1) | 50258 | 1496.1 | SINCLAIR OIL CORP |
| 2) | 50257 | 638.6 | SINCLAIR OIL CORP |
| 3) | 50110 | 539.1 | OK STATE UNIV |
| 4) | 50111 | 539.1 | OK STATE UNIV |
| 5) | 50112 | 539.1 | OK STATE UNIV |
| 6) | 50113 | 311.5 | OK STATE UNIV |
| 7) | 50106 | 282.7 | ARMSTRONG WORLD IND INC |
| 8) | 50007 | 163.6 | MADILL GAS PROCESSING LLC |
| 9) | 50005 | 147.2 | MADILL GAS PROCESSING LLC |
| 10) | 50006 | 146.0 | MADILL GAS PROCESSING LLC |
| 1) | 50338 | 29792.6 | TERRA NITROGEN LTD PARTNERSHIP |
| 2) | 50258 | 14512.9 | SINCLAIR OIL CORP |
| 3) | 50110 | 6437.2 | OK STATE UNIV |
| 4) | 50111 | 6437.2 | OK STATE UNIV |
| 5) | 50112 | 6437.2 | OK STATE UNIV |
| 6) | 50257 | 6194.8 | SINCLAIR OIL CORP |
| 7) | 50113 | 3719.3 | OK STATE UNIV |
| 8) | 50106 | 3375.1 | ARMSTRONG WORLD IND INC |
| 9) | 50007 | 1953.4 | MADILL GAS PROCESSING LLC |
| 10) | 50236 | 1889.7 | EAGLE ROCK ENERGY, INC |
| 1) | 50338 | 490.2 | TERRA NITROGEN LTD PARTNERSHIP |
| 2) | 50110 | 342.1 | OK STATE UNIV |
| 3) | 50111 | 342.1 | OK STATE UNIV |
| 4) | 50112 | 342.1 | OK STATE UNIV |
| 5) | 50113 | 197.6 | OK STATE UNIV |
| 6) | 50106 | 179.3 | ARMSTRONG WORLD IND INC |
| 7) | 50007 | 103.8 | MADILL GAS PROCESSING LLC |
| 8) | 50166 | 103.5 | ONEOK FIELD SVC |
| 9) | 50005 | 93.4 | MADILL GAS PROCESSING LLC |
| 10) | 50006 | 92.7 | MADILL GAS PROCESSING LLC |
| 1) | 50110 | 210.3 | OK STATE UNIV |
| 2) | 50111 | 210.3 | OK STATE UNIV |
| 3) | 50112 | 210.3 | OK STATE UNIV |
| 4) | 50113 | 121.5 | OK STATE UNIV |
| 5) | 50106 | 110.3 | ARMSTRONG WORLD IND INC |
| 6) | 50007 | 63.8 | MADILL GAS PROCESSING LLC |
| 7) | 50005 | 57.4 | MADILL GAS PROCESSING LLC |
| 8) | 50006 | 57.0 | MADILL GAS PROCESSING LLC |
| 9) | 50012 | 47.7 | SOLAE CO LLC |
| 10) | 50208 | 43.8 | GLOBAL STONE ST CLAIR INC |
| 1) | 50275 | 390.5 | SUNOCO INC |
| 2) | 50110 | 381.5 | OK STATE UNIV |
| 3) | 50111 | 381.5 | OK STATE UNIV |
| 4) | 50112 | 381.5 | OK STATE UNIV |
| 5) | 50236 | 375.9 | EAGLE ROCK ENERGY, INC |
| 6) | 50185 | 264.9 | TERRA NITROGEN LTD PARTNERSHIP |
| 7) | 50113 | 220.4 | OK STATE UNIV |
| 8) | 50106 | 200.0 | ARMSTRONG WORLD IND INC |
| 9) | 50186 | 134.1 | TERRA NITROGEN LTD PARTNERSHIP |
| 10) | 50336 | 133.0 | TERRA NITROGEN LTD PARTNERSHIP |
| 1) | 50110 | 475.6 | OK STATE UNIV |
| 2) | 50111 | 475.6 | OK STATE UNIV |
| 3) | 50112 | 475.6 | OK STATE UNIV |
| 4) | 50113 | 274.8 | OK STATE UNIV |
| 5) | 50106 | 249.4 | ARMSTRONG WORLD IND INC |
| 6) | 50007 | 144.3 | MADILL GAS PROCESSING LLC |
| 7) | 50005 | 129.8 | MADILL GAS PROCESSING LLC |
| 8) | 50006 | 128.8 | MADILL GAS PROCESSING LLC |
| 9) | 50166 | 117.6 | ONEOK FIELD SVC |
| 10) | 50012 | 108.0 | SOLAE CO LLC |
| 1) | 50225 | 2081.2 | HALLIBURTON ENERGY SVC |
| 2) | 50249 | 742.5 | SINCLAIR OIL CORP |
| 3) | 50110 | 741.4 | OK STATE UNIV |
| 4) | 50111 | 741.4 | OK STATE UNIV |
| 5) | 50112 | 741.4 | OK STATE UNIV |
| 6) | 50166 | 490.6 | ONEOK FIELD SVC |
| 7) | 50113 | 428.4 | OK STATE UNIV |
| 8) | 50106 | 388.7 | ARMSTRONG WORLD IND INC |
| 9) | 50231 | 340.9 | HALLIBURTON ENERGY SVC |
| 10) | 50258 | 311.0 | SINCLAIR OIL CORP |
| 1) | 50110 | 317.7 | OK STATE UNIV |
| 2) | 50111 | 317.7 | OK STATE UNIV |
| 3) | 50112 | 317.7 | OK STATE UNIV |
| 4) | 50113 | 183.6 | OK STATE UNIV |
| 5) | 50106 | 166.6 | ARMSTRONG WORLD IND INC |
| 6) | 50166 | 144.2 | ONEOK FIELD SVC |
| 7) | 50007 | 96.4 | MADILL GAS PROCESSING LLC |
| 8) | 50005 | 86.7 | MADILL GAS PROCESSING LLC |
| 9) | 50006 | 86.1 | MADILL GAS PROCESSING LLC |
| 10) | 50012 | 72.1 | SOLAE CO LLC |
| 1) | 50253 | 9744.2 | SINCLAIR OIL CORP |
| 2) | 50225 | 1274.1 | HALLIBURTON ENERGY SVC |
| 3) | 50110 | 214.6 | OK STATE UNIV |
| 4) | 50111 | 214.6 | OK STATE UNIV |
| 5) | 50112 | 214.6 | OK STATE UNIV |
| 6) | 50306 | 155.5 | SOUTHWEST UNITED IND |
| 7) | 50113 | 124.0 | OK STATE UNIV |
| 8) | 50106 | 112.5 | ARMSTRONG WORLD IND INC |
| 9) | 50007 | 65.1 | MADILL GAS PROCESSING LLC |
| 10) | 50005 | 58.6 | MADILL GAS PROCESSING LLC |
| 1) | 50110 | 42.7 | OK STATE UNIV |
| 2) | 50111 | 42.7 | OK STATE UNIV |
| 3) | 50112 | 42.7 | OK STATE UNIV |
| 4) | 50113 | 24.7 | OK STATE UNIV |
| 5) | 50106 | 22.4 | ARMSTRONG WORLD IND INC |
| 6) | 50007 | 13.0 | MADILL GAS PROCESSING LLC |
| 7) | 50005 | 11.7 | MADILL GAS PROCESSING LLC |
| 8) | 50006 | 11.6 | MADILL GAS PROCESSING LLC |
| 9) | 50012 | 9.7 | SOLAE CO LLC |
| 10) | 50208 | 8.9 | GLOBAL STONE ST CLAIR INC |
| 1) | 50225 | 8530.1 | HALLIBURTON ENERGY SVC |
| 2) | 50231 | 5508.5 | HALLIBURTON ENERGY SVC |
| 3) | 50236 | 4926.6 | EAGLE ROCK ENERGY, INC |
| 4) | 50261 | 4211.9 | SUNOCO INC |
| 5) | 50221 | 4093.3 | HALLIBURTON ENERGY SVC |
| 6) | 50155 | 3684.0 | FLEX N GATE OKLAHOMA LLC |
| 7) | 50110 | 3336.4 | OK STATE UNIV |
| 8) | 50111 | 3336.4 | OK STATE UNIV |
| 9) | 50112 | 3336.4 | OK STATE UNIV |
| 10) | 50270 | 2385.7 | SUNOCO INC |
| 1) | 49849 | 110777.3 | WYNNEWOOD REFINING CO |
| 2) | 50324 | 43964.2 | KIMBERLY CLARK CORP |
| 3) | 50106 | 41656.8 | ARMSTRONG WORLD IND INC |
| 4) | 50236 | 33287.4 | EAGLE ROCK ENERGY, INC |
| 5) | 50208 | 24245.0 | GLOBAL STONE ST CLAIR INC |
| 6) | 49824 | 23039.3 | KOCH NITROGEN CO |
| 7) | 49826 | 23039.3 | KOCH NITROGEN CO |
| 8) | 50312 | 21573.7 | COGENTRIX ENERGY INC |
| 9) | 50133 | 18557.2 | KIOWA POWER PARTNERS LLC |
| 10) | 50231 | 18428.5 | HALLIBURTON ENERGY SVC |
| 1) | 49689 | 53596.6 | ONEOK FIELD SVC |
| 2) | 49650 | 50624.4 | NATURAL GAS PIPELINE CO OF AME |
| 3) | 49666 | 37885.8 | MAYFIELD PROCESSING LLC |
| 4) | 49754 | 31864.5 | EJIW ARDMORE FOUNDRY INC |
| 5) | 49849 | 30402.4 | WYNNEWOOD REFINING CO |
| 6) | 50237 | 22985.6 | EAGLE ROCK ENERGY, INC |
| 7) | 50084 | 20695.5 | SOUTHWEST WOOD PROCESSING INC |
| 8) | 49726 | 16722.2 | TPI PETROLEUM INC |
| 9) | 50214 | 16290.3 | DUKE ENERGY FIELD SVC LP |
| 10) | 49991 | 15494.3 | WESTERN GAS RESOURCES INC |
| 1) | 50214 | 195965.1 | DUKE ENERGY FIELD SVC LP |
| 2) | 49923 | 152582.5 | CONOCOPHILLIPS PONCA CITY REFI |
| 3) | 50159 | 122002.7 | ONEOK FIELD SVC |
| 4) | 49915 | 106601.2 | CONOCOPHILLIPS PONCA CITY REFI |
| 5) | 50225 | 96195.5 | HALLIBURTON ENERGY SVC |
| 6) | 50210 | 90113.9 | GLOBAL STONE ST CLAIR INC |
| 7) | 50155 | 88944.1 | FLEX N GATE OKLAHOMA LLC |
| 8) | 50088 | 80599.7 | GENERAL MOTORS CORP CPC GROUP |
| 9) | 50089 | 73998.5 | GENERAL MOTORS CORP CPC GROUP |
| 10) | 50120 | 64701.4 | CUSHING CITY OF |
| 1) | 49649 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 2) | 49650 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 3) | 49651 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 4) | 49652 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 5) | 49653 | 0.0 | NORTHERN NATURAL GAS CO |
| 6) | 49654 | 0.0 | NORTHERN NATURAL GAS CO |
| 7) | 49655 | 0.0 | NORTHERN NATURAL GAS CO |
| 8) | 49656 | 0.0 | NORTHERN NATURAL GAS CO |
| 9) | 49657 | 0.0 | TRANSWESTERN PIPELINE CO |
| 10) | 49658 | 0.0 | COLORADO INTERSTATE GAS |
| 1) | 50174 | 28090.8 | ONEOK FIELD SVC |
| 2) | 50159 | 6078.7 | ONEOK FIELD SVC |
| 3) | 50155 | 1623.4 | FLEX N GATE OKLAHOMA LLC |
| 4) | 50163 | 1574.4 | ONEOK FIELD SVC |
| 5) | 50255 | 1473.2 | SINCLAIR OIL CORP |
| 6) | 50160 | 1414.4 | ONEOK FIELD SVC |
| 7) | 50156 | 1274.9 | WOLVERINE TUBE INC |
| 8) | 50176 | 814.2 | ONEOK FIELD SVC |
| 9) | 50257 | 736.6 | SINCLAIR OIL CORP |
| 10) | 50275 | 726.9 | SUNOCO INC |
| 1) | 49649 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 2) | 49650 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 3) | 49651 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 4) | 49652 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 5) | 49653 | 0.0 | NORTHERN NATURAL GAS CO |
| 6) | 49654 | 0.0 | NORTHERN NATURAL GAS CO |
| 7) | 49655 | 0.0 | NORTHERN NATURAL GAS CO |
| 8) | 49656 | 0.0 | NORTHERN NATURAL GAS CO |
| 9) | 49657 | 0.0 | TRANSWESTERN PIPELINE CO |
| 10) | 49658 | 0.0 | COLORADO INTERSTATE GAS |
| 1) | 50234 | 129.6 | EAGLE ROCK ENERGY, INC |
| 2) | 50275 | 109.8 | SUNOCO INC |
| 3) | 50246 | 107.0 | SHEFFIELD STEEL |
| 4) | 50185 | 52.4 | TERRA NITROGEN LTD PARTNERSHIP |
| 5) | 50326 | 52.0 | ENOGEX INC |
| 6) | 50241 | 45.3 | BARLOW OPERATORS OF TULSA LLC |
| 7) | 50273 | 30.4 | SUNOCO INC |
| 8) | 50186 | 26.5 | TERRA NITROGEN LTD PARTNERSHIP |
| 9) | 50226 | 23.3 | HALLIBURTON ENERGY SVC |
| 10) | 50187 | 19.7 | TERRA NITROGEN LTD PARTNERSHIP |
| 1) | 50346 | 9762.0 | DUKE ENERGY FIELD SVC LP |
| 2) | 50275 | 8307.8 | SUNOCO INC |
| 3) | 50234 | 7857.7 | EAGLE ROCK ENERGY, INC |
| 4) | 50260 | 6766.8 | SINCLAIR OIL CORP |
| 5) | 50211 | 5163.2 | DUKE ENERGY FIELD SVC LP |
| 6) | 50297 | 4088.9 | TRIGEN TULSA ENERGY CORP |
| 7) | 50159 | 3854.7 | ONEOK FIELD SVC |
| 8) | 50246 | 3720.9 | SHEFFIELD STEEL |
| 9) | 50184 | 3257.0 | TERRA NITROGEN LTD PARTNERSHIP |
| 10) | 50236 | 2348.6 | EAGLE ROCK ENERGY, INC |
| 1) | 50159 | 1060.1 | ONEOK FIELD SVC |
| 2) | 50236 | 843.1 | EAGLE ROCK ENERGY, INC |
| 3) | 50207 | 818.7 | COMMERCIAL BRICK CORP |
| 4) | 50153 | 804.7 | HOLCIM US INC |
| 5) | 50176 | 646.7 | ONEOK FIELD SVC |
| 6) | 50335 | 374.8 | TERRA NITROGEN LTD PARTNERSHIP |
| 7) | 50155 | 326.6 | FLEX N GATE OKLAHOMA LLC |
| 8) | 50263 | 323.6 | SUNOCO INC |
| 9) | 50254 | 310.8 | SINCLAIR OIL CORP |
| 10) | 50262 | 294.7 | SUNOCO INC |
| 1) | 50159 | 64759.7 | ONEOK FIELD SVC |
| 2) | 50260 | 47367.4 | SINCLAIR OIL CORP |
| 3) | 50257 | 18926.7 | SINCLAIR OIL CORP |
| 4) | 50314 | 17339.2 | VISTEON TULSA FIELD PLT |
| 5) | 50236 | 15095.3 | EAGLE ROCK ENERGY, INC |
| 6) | 50207 | 14657.8 | COMMERCIAL BRICK CORP |
| 7) | 50153 | 14372.4 | HOLCIM US INC |
| 8) | 50163 | 14188.6 | ONEOK FIELD SVC |
| 9) | 50254 | 13562.8 | SINCLAIR OIL CORP |
| 10) | 50176 | 11579.5 | ONEOK FIELD SVC |
| 1) | 50214 | 191004.4 | DUKE ENERGY FIELD SVC LP |
| 2) | 50210 | 87832.7 | GLOBAL STONE ST CLAIR INC |
| 3) | 50346 | 47283.5 | DUKE ENERGY FIELD SVC LP |
| 4) | 50254 | 22542.5 | SINCLAIR OIL CORP |
| 5) | 50263 | 20674.0 | SUNOCO INC |
| 6) | 50155 | 16072.8 | FLEX N GATE OKLAHOMA LLC |
| 7) | 50257 | 12617.8 | SINCLAIR OIL CORP |
| 8) | 50255 | 7244.5 | SINCLAIR OIL CORP |
| 9) | 50243 | 2388.5 | SHEFFIELD STEEL |
| 10) | 50267 | 2173.6 | SUNOCO INC |
| 1) | 50257 | 630.9 | SINCLAIR OIL CORP |
| 2) | 50255 | 362.2 | SINCLAIR OIL CORP |
| 3) | 49649 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 4) | 49650 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 5) | 49651 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 6) | 49652 | 0.0 | NATURAL GAS PIPELINE CO OF AME |
| 7) | 49653 | 0.0 | NORTHERN NATURAL GAS CO |
| 8) | 49654 | 0.0 | NORTHERN NATURAL GAS CO |
| 9) | 49655 | 0.0 | NORTHERN NATURAL GAS CO |
| 10) | 49656 | 0.0 | NORTHERN NATURAL GAS CO |
| 1) | 50260 | 231462.2 | SINCLAIR OIL CORP |
| 2) | 50326 | 87352.0 | ENOGEX INC |
| 3) | 50246 | 37037.1 | SHEFFIELD STEEL |
| 4) | 50249 | 25850.3 | SINCLAIR OIL CORP |
| 5) | 50275 | 19314.6 | SUNOCO INC |
| 6) | 50214 | 17183.2 | DUKE ENERGY FIELD SVC LP |
| 7) | 50185 | 16200.6 | TERRA NITROGEN LTD PARTNERSHIP |
| 8) | 50263 | 14172.3 | SUNOCO INC |
| 9) | 50324 | 11745.1 | KIMBERLY CLARK CORP |
| 10) | 50267 | 11315.2 | SUNOCO INC |