| SPP OPEN ACCESS TARIFF |  |  |  |  |  |  |  |  |  |  |  | 
 
  | CUSTOMER
  TARIFF PURCHASES |  | 
 
  | 2006 |  | 
 
  |  | 
 
  | CUSTOMER | JANUARY | FEBRUARY | MARCH | APRIL | MAY | JUNE | JULY | AUGUST | SEPTEMBER | OCTOBER | NOVEMBER | DECEMBER | TOTAL | 
 
  | American Electric
  Power | 887297.1 | 974987.8 | 1005519 | -293960 | 923004.5 | 770307.6 | 1144203 | 997480.8 | 787481 | 1189545 | 974448.7 | 954266.8 | 10314582 | 
 
  | Arkansas Electric
  Cooperative Corp | 28224.97 | 13066.07 | 13131.79 | 13131.79 | 10187.8 | 0 | 27632.77 | 19207.34 | 182.58 | 31292.63 | 12886.25 | 12054.73 | 180998.7 | 
 
  | Associated
  Electric Cooperative | 59914.66 | 30949.37 | 129382.5 | 130982.2 | 48545.82 | 27774.73 | 21538.18 | 15683.56 | 78156.38 | 401325 | -51114.6 | 24296.34 | 917434.2 | 
 
  | British Columbia
  Power Exchange | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 505.03 | 1088.2 | 1593.23 | 
 
  | British Petroleum | 38869.23 | 51211.97 | -30045.7 | 637.06 | 8711.38 | 1.74 | 0 | 0 | 731.29 | 394.78 | 0 | -135.07 | 70376.69 | 
 
  | Calpine Energy
  Services | 794580.3 | 774573.2 | 723465.8 | 756629.1 | 792142.7 | 861205.8 | 799529.3 | 822746.9 | 704124.3 | 581579.9 | 644142.1 | 640398.6 | 8895118 | 
 
  | Cargill Power
  Markets | 732615 | 607155.9 | 501196.3 | 543650 | 411335.1 | 583781.7 | 454759.5 | 478510.7 | 515867.5 | 353050.4 | 449474 | 672046.7 | 6303443 | 
 
  | Carthage Water
  & Electric Plant | 6450.24 | 7366.25 | 51640.51 | 0 | 306.14 | -5827.34 | 0 | 0 | 39153.66 | 4677.02 | 0 | 0 | 103766.5 | 
 
  | Central & Southwest
  Services | 331.36 | -2108.6 | 0 | 0 | 0 | 371.67 | -371.67 | 0 | 0 | 0 | 0 | 0.66 | -1776.58 | 
 
  | Cinergy Services | 46776.61 | 14946.41 | 51421.38 | 25514.66 | 38430.57 | 61314.51 | 91195.37 | 82542.79 | 86239.37 | 0 | 0 | -312.73 | 498068.9 | 
 
  | City of Independence | 101693.7 | 99331.26 | 101826.8 | 99938.99 | 101614.1 | 100753.6 | 102084.4 | 101579.6 | 100751.9 | 101668.3 | 100936.2 | 101285.1 | 1213464 | 
 
  | City of Sikeston | 232.47 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 232.47 | 
 
  | City Utilities
  of Springfield | 642806 | 644700.7 | 640495.1 | 633679.1 | 633655.3 | 796174.7 | 704779.3 | 654063.8 | 635296.9 | 636644.4 | 639483.7 | 752180.5 | 8013960 | 
 
  | Cleco Power | 111.17 | 1220.6 | 813.53 | 0 | 0 | 0 | 0 | 111.56 | 131.06 | 0 | 1540.38 | -8.57 | 3919.73 | 
 
  | Conoco | 64627.15 | 84922.96 | 9665.05 | 17968.47 | 10915.79 | 7785.57 | 7785.68 | 23967.29 | 9414.15 | 2108.84 | 2281.19 | 1434.43 | 242876.6 | 
 
  | Constellation
  Energy Commodities Group | 4473.07 | 52.39 | 2599.33 | 6633.22 | 245.78 | 450.51 | 1884.97 | 13119.71 | 1181.28 | 3481.21 | 1877.68 | 141.88 | 36141.03 | 
 
  | Coral Power | 0 | 0 | 0 | 7872.69 | 1298.03 | 3448.38 | 8701.84 | 5720.38 | 3114.08 | 3242.82 | 7151.29 | 1286.03 | 41835.54 | 
 
  | Duke Energy
  North America | 0 | 0 | 191.37 | -191.37 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -1.68 | -1.68 | 
 
  | Eagle Energy
  Partners I, L.P. | 2434.26 | 0 | 0 | 0 | 0 | 173.2 | 0 | 0 | 0 | 0 | 0 | -9.12 | 2598.34 | 
 
  | East Texas
  Electric Cooperative | 149544.6 | 91978.49 | 201358 | 116125.7 | 155065.7 | 149369.3 | 162097.5 | 172791.1 | 158400.5 | 250049.7 | 179262.7 | 357994.6 | 2144038 | 
 
  | Empire District
  Electric Co | 1296947 | 1295221 | 1296772 | 1295996 | 1293734 | 1299067 | 1306601 | 1321462 | 1296400 | 1299607 | 1298324 | 1297837 | 15597968 | 
 
  | Entergy Services | 0 | 0 | 0 | 789.1 | 0 | 0 | 0 | 0 | 0 | 753.16 | 0 | -1.71 | 1540.55 | 
 
  | Exelon Generation
  Co | 722070.9 | 744775.9 | 761080.7 | 755325.4 | 749685.8 | 755150.2 | 766810 | 762243.2 | 762120.1 | 771382.6 | 757781.3 | 768150 | 9076576 | 
 
  | Florida Power
  & Light | 405802.8 | 317836.3 | 132373.6 | 0 | 25164.91 | 6928.19 | 0 | 1084.22 | 191815.5 | 52642.84 | 41926.43 | 26281.29 | 1201856 | 
 
  | Golden Spread | 9744.64 | 8863.7 | 9277.97 | 481874.7 | 20985.86 | 140246.9 | 142587.2 | 143104.4 | 136261.6 | 206056.4 | 129010.1 | 128384.6 | 1556398 | 
 
  | Grand River
  Dam Authority | 1366911 | 1363797 | 1320954 | 1348607 | 1332546 | 1370023 | 1362338 | 1370519 | 1352869 | 1344228 | 1338142 | 1342859 | 16213792 | 
 
  | Higginsville | 3764.9 | 3347.12 | 3350.21 | 3347.22 | 4037.03 | 3292.52 | 3710.26 | 4016.77 | 3355.95 | 3360.97 | 3358.8 | 2996.77 | 41938.52 | 
 
  | Kansas City
  Board of Public Utilities | 0 | 4842.48 | 0 | 487.27 | 430.86 | 0 | 1866.4 | 574.85 | 0 | 1190.86 | 8468.68 | 8125.82 | 25987.22 | 
 
  | Kansas City
  Power & Light Co | 456589.9 | 281624 | 286415.9 | 492140.6 | 556540.6 | 598918.6 | 685186.1 | 722344.2 | 1547736 | 1110232 | 1251952 | 1232034 | 9221713 | 
 
  | Kansas Electric
  Power Cooperative | 551445.6 | 562835.6 | 563629.3 | 562313.4 | 564088 | 564294.2 | 569986.9 | 537878.4 | 644639.7 | 563011.9 | 543293 | 541117.7 | 6768534 | 
 
  | Kansas Municipal
  Energy Agency | 193903.7 | 170242.3 | 150852.8 | 136232.9 | 210930.1 | 141983.8 | 292082.9 | 234259.1 | 182746.5 | 196002.5 | 121758 | 170800.4 | 2201795 | 
 
  | Kansas Power
  Pool | 1904.38 | 1785.3 | 1677.39 | 205755.2 | 167474.7 | -140774 | 121782.1 | 178150.2 | 18565.04 | 16541.7 | 74829.49 | 456986.3 | 1104677 | 
 
  | Lafayette Utilities
  System | 456.45 | 928.17 | 0 | 71.96 | 85.22 | 0 | 2346.04 | 0 | 0 | 0 | 0 | -3 | 3884.84 | 
 
  | Louisiana Energy
  & Power Authority | 177.47 | 607.12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -1.05 | 783.54 | 
 
  | Merrill Lynch
  Commodities | 17943.53 | 3381.91 | 3367.15 | 24045.2 | 5640.88 | 27380.48 | 10825.23 | 6164.96 | 7405.96 | 2941.77 | 17330.44 | 28746.2 | 155173.7 | 
 
  | Midwest Energy | 383569.5 | 383987.9 | 384815.1 | 383370.7 | 383503.8 | 401168.4 | 403802.2 | 407775.3 | 408326.1 | 402980.6 | 406682.9 | 399478.1 | 4749461 | 
 
  | Missouri Public
  Service | 23457.3 | 24371.35 | 23054.64 | 22416.4 | 26377.28 | 20909.76 | 29286.28 | 31455.64 | 36544.53 | 30000.49 | 21313.53 | 20568.36 | 309755.6 | 
 
  | Morgan Stanley
  Capital Group | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -853.96 | -853.96 | 
 
  | North Texa
  Electric Cooperative | 657547.9 | 260052 | 864916.4 | 555001.6 | 673337.5 | 552228.6 | 820990.6 | 803351.8 | 642259.5 | 911739.8 | 755023.1 | 967967.4 | 8464416 | 
 
  | NRG Power
  Marketing | 0 | 1911.04 | 0 | 1459.3 | 0 | 563.08 | 0 | 2532.02 | 943.16 | 0 | 0 | -6.76 | 7401.84 | 
 
  | Oklahoma Energy
  Resources | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 
 
  | Oklahoma Gas
  & Electric Co | 144857.7 | 125394 | 123570.4 | 126852.2 | 123687 | 139709.6 | 152429.6 | 172972.1 | 180201 | 127844.7 | 123955.6 | 5639852 | 7181326 | 
 
  | Oklahoma Municipal
  Power Authority | 512664.5 | 507371.2 | 569691.4 | 636444.1 | 706802.4 | 689551.9 | 746665.3 | 721665 | 690916.3 | 539800 | 659760.9 | 605558.4 | 7586891 | 
 
  | Omaha Public
  Power District | 382.81 | 2834.5 | 0 | 0 | 1486.87 | 2833.47 | 967.27 | 5024.56 | 3432.77 | 0 | 1449.1 | 1610.3 | 20021.65 | 
 
  | ONEOK Power
  Marketing | 217652.2 | 235545.9 | 315973.1 | 358830.8 | 342965.1 | 0 | 0 | 0 | 0 | 0 | 0 | -3221.16 | 1467746 | 
 
  | Paragould Light,
  Water, and Cable | 123790.1 | 170879 | 140621.8 | 112765.4 | 126383 | 124603.2 | 127098.7 | 112130.7 | 124603.2 | 0 | 0 | 0 | 1162875 | 
 
  | Poplar Bluff
  Municipal Utilities | 0 | 119791.6 | 99607.68 | 81253.08 | 90189.36 | 89002.8 | 91065.68 | 89531.81 | 89002.8 | 0 | 0 | 0 | 749444.8 | 
 
  | Public Service
  Company of Colorado | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | -532.13 | -532.13 | 
 
  | Public Service
  Company of New Mexico | 0 | 0 | 0 | 0 | 0 | 0 | 372218.5 | 384608.9 | 344663.6 | 341587.5 | 399632.6 | 385639.2 | 2228350 | 
 
  | Rainbow Electric | 64709.7 | 43719.88 | 20214.65 | 21974.75 | 74417.47 | 38167.91 | 37151.9 | 151643.4 | 108228.5 | 57166.41 | 61156.84 | 113433.9 | 791985.2 | 
 
  | Redbud | 0 | 0 | 0 | 0 | 0 | 0 | -42718.1 | -37954 | -30691.7 | -27954.2 | -96538.7 | -84190.3 | -320047 | 
 
  | Reliant Energy
  Services | 64675.92 | 63498.12 | 64675.92 | 64237.63 | 64645.85 | 0 | 0 | 0 | 0 | 0 | 0 | -4019.77 | 317713.7 | 
 
  | Sempra Energy
  Trading Corp | 55118.52 | 33755.49 | 62913.02 | 17873.71 | 19758.43 | 18167.24 | 6771.45 | 0 | 9060.98 | 15878.8 | 14204.98 | 22678.23 | 276180.9 | 
 
  | Southern Mississippi
  Electric Power | 0 | 0 | 0 | 0 | 291.21 | 65.24 | 0 | 0 | 0 | 0 | 0 | 523.4 | 879.85 | 
 
  | Southwestern
  Power Administration | 13.23 | 0 | 0 | 0 | 1521.46 | 0 | 0 | 0 | 0 | 6413.46 | 3570.81 | 26629.61 | 38148.57 | 
 
  | Southwestern
  Public Service Co | 3173329 | 1882086 | 2930619 | 3786664 | 1678819 | 2933402 | 2959873 | 3055279 | 3098117 | 2739320 | 2573575 | 1686270 | 32497354 | 
 
  | Split Rock Energy | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3272.94 | 0 | 3272.94 | 
 
  | St Joseph Light
  & Power | 8503.58 | 9240.56 | 8285.73 | 8085 | 7905.59 | 6885.34 | 8356.29 | 9603.88 | 10134.57 | 9361.24 | 7300.91 | 7956.52 | 101619.2 | 
 
  | Sunflower Electric
  Power Corp | 5382.33 | 11820.79 | 707674.1 | 1121262 | 492635.1 | 56534.15 | 35199.56 | 37805.9 | 3716.61 | 73073.47 | 1971.8 | 12139.12 | 2559215 | 
 
  | Tenaska Power
  Services | 64552.44 | 50654.68 | 71396.1 | 80390.16 | 208062.4 | 177749 | 178125.1 | 203624.2 | 205164.5 | 105416.7 | 216475 | 323238.4 | 1884849 | 
 
  | Texas Electric
  Cooperative | 162512.6 | 155320.8 | 141247.6 | 153200 | 165030.4 | 165563.7 | 179604.9 | 159940.9 | 189171.4 | 183016 | 160925.8 | 571078.7 | 2386613 | 
 
  | The Energy
  Authority | 38715.63 | 78358.78 | 30140.57 | 27715.55 | 30371.51 | 11235.15 | 19004.85 | 21815.31 | 10450.28 | 10546.32 | 2105.4 | 1537.12 | 281996.5 | 
 
  | TransAlta | 0 | 0 | 0 | 0 | 0 | 66.54 | 0 | 0 | 0 | 0 | 0 | 0 | 66.54 | 
 
  | UtiliCorp | 114797.1 | 82065.65 | 111422.6 | 85489.67 | 159431.4 | 281846.9 | 275351.7 | 182227.2 | 213963.4 | 309113.8 | 228033.2 | 233593.3 | 2277336 | 
 
  | West Plains | 8953.82 | 9011.18 | 8805.07 | 8637.72 | 8579.04 | 7041.91 | 10495.54 | 11798.55 | 11963.53 | 10872.93 | 7696.35 | 7362.4 | 111218 | 
 
  | Westar Energy | 6653624 | 7014442 | 7049353 | 6838123 | 7044542 | 7116049 | 7297326 | 7200977 | 8727630 | 7211326 | 7617332 | 7407579 | 87178303 | 
 
  | Western Farmers
  Electric Cooperative | 1047344 | 1048820 | 1039715 | 1040685 | 1052140 | 1348066 | 1087623 | 1157646 | 1050071 | 1211707 | 1073652 | 1061437 | 13218907 | 
 
  | Williams Power
  Co | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 548.25 | 548.25 | 
 
  | TOTAL 2006 | 22114799 | 20469374 | 22701125 | 22898331 | 21549685 | 22305006 | 23588631 | 23554782 | 25392014 | 23396223 | 22791601 | 28926174 | 2.8E+08 | 
 
  |  | 
 
  | TOTAL 2005 | 19811097 | 18785489 | 19303103 | 19622059 | 20634160 | 20047433 | 23747052 | 23138892 | 23548137 | 19919802 | 22768173 | 24143337 | 2.55E+08 | 
 
  | TOTAL 2004 | 17319097 | 16114066 | 20172384 | 21029302 | 19135612 | 19300456 | 19614940 | 19712599 | 18769433 | 18985583 | 19157743 | 19623392 | 2.29E+08 | 
 
  | TOTAL 2003 | 17276081 | 17468967 | 18715805 | 16966823 | 16507671 | 17647930 | 17559226 | 17436447 | 17554266 | 15800939 | 15080751 | 18425142 | 2.06E+08 | 
 
  | TOTAL 2002 | 13464418 | 13103833 | 13651731 | 13673304 | 14051773 | 13848291 | 14223686 | 13914524 | 16810276 | 16599913 | 16492062 | 16560399 | 1.76E+08 | 
 
  | TOTAL 2001 | 9379884 | 7552580 | 8538183 | 5635269 | 7442754 | 8860479 | 9852107 | 9739841 | 7786362 | 7150326 | 7422760 | 7872736 | 97233281 | 
 
  | TOTAL 2000 | 3078487 | 2286503 | 3099226 | 3493833 | 4938614 | 6344780 | 8580125 | 9026576 | 5955595 | 7424052 | 6594030 | 8431105 | 69252925 | 
 
  | TOTAL 1999 | 1159964 | 828585.7 | 1109482 | 1452054 | 1802209 | 3628980 | 4657003 | 6465570 | 4345009 | 1889565 | 1805923 | 1831184 | 30975529 | 
 
  | TOTAL 1998 | 0 | 0 | 0 | 0 | 0 | 1965621 | 2363145 | 2351325 | 2667911 | 1343482 | 1936532 | 1586926 | 14214942 | 
 
 
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