SPP OPEN ACCESS TARIFF
CUSTOMER TARIFF PURCHASES
2010
CUSTOMER JANUARY FEBRUARY MARCH APRIL MAY JUNE JULY AUGUST SEPTEMBER OCTOBER NOVEMBER DECEMBER TOTAL
AMERICAN ELECTRIC POWER - SLEEPING BEAR 17,498.66 17,498.66 0.00 0.00 0.00               34,997.32
AMERICAN ELECTRIC POWER SERVICE CORP 1,372,983.62 2,137,844.92 2,276,290.70 2,500,063.21 2,321,924.32               10,609,106.77
ARKANSAS ELECTRIC COOPERATIVE CORPORATION 1,796,118.93 1,481,508.74 1,404,930.56 1,035,710.03 1,387,141.57               7,105,409.83
ASSOCIATED ELECTRIC COOPERATIVE, INC. 0.00 0.00 53.80 0.00 0.00                
ASSOCIATED ELECTRIC COOPERATIVE, INC. - POWER MARKET 9,983.61 41,650.71 92,106.23 64,730.13 62,991.04               271,461.72
BLACK HILL POWER, INC. 111.12 0.56 0.15 0.00 0.00               111.83
CALPINE ENERGY SERVICES -166,638.67 -46,334.25 -9,132.03 24,036.69 755,459.67               557,391.41
CARGILL-ALLIANT, LLC 909,377.45 609,722.05 561,882.76 557,773.41 554,875.50               3,193,631.17
CARTHAGE WATER AND ELECTRIC PLANT 6,072.47 8,221.49 5,939.56 6,003.30 7,223.21               33,460.03
CITIGROUP ENERGY INC. -16.67 0.00 0.00 0.00 0.00               -16.67
CITY OF BENTONVILLE 215,464.87 211,780.22 189,624.01 206,226.88 251,187.08               1,074,283.06
CITY OF COFFEYVILLE 190,201.95 189,850.24 188,141.70 193,273.19 199,675.60               961,142.68
CITY OF INDEPENDENCE - POWER & LIGHT 248,780.98 220,392.27 225,491.06 288,556.71 291,071.16               1,274,292.18
CITY OF LAFAYETTE 0.19 0.00 0.00 0.00 36.72               36.91
CITY OF MINDEN 55,996.77 54,823.23 48,894.61 56,920.84 72,320.02               288,955.47
CITY OF OSAGE 16,687.34 19,574.84 19,484.39 19,946.69 19,780.47               95,473.73
CITY OF PRESCOTT 26,336.34 29,497.01 17,147.45 27,239.20 22,907.18               123,127.18
CITY UTILITIES OF SPRINGFIELD 827,274.28 825,564.84 828,568.72 835,031.76 841,964.09               4,158,403.69
CLECO POWER GROUP, LLC 2,459.73 3,871.72 2,300.81 390.11 651.01               9,673.38
CONOCO PHILLIPS -0.01 0.00 0.00 0.00 64.05               64.04
CONSTELLATION ENERGY COMMODITIES GROUP, INC 1,894.53 5,040.32 1,735.03 2,773.14 1,297.31               12,740.33
EAGLE ENERGY PARTNERS, LP 1,022.94 -178.01 0.00 0.00 288.49               1,133.42
EAST TEXAS ELECTRIC COOPERATIVE, INC. 287,840.18 265,764.33 206,517.69 257,833.60 199,794.70               1,217,750.50
EMPIRE DISTRICT ELECTRIC CO. 1,331,351.82 1,355,138.63 1,363,448.28 1,402,546.22 1,381,040.46               6,833,525.41
ENDURE ENERGY 147,798.86 193,620.27 118,808.66 133,498.44 239,692.96               833,419.19
ENTERGY POWER VENTURES 0.00 7,119.09 0.00 0.00 0.00               7,119.09
ENTERGY SERVICES, INC. 748.23 6.43 2,588.96 0.00 3.23               3,346.85
EXELON GENERATION COMPANY, LLC 813,816.53 795,584.86 792,179.31 808,382.54 913,745.87               4,123,709.11
FORTIS ENERGY MARKETING & TRADING GP -3.68 1.18 0.00 0.00 0.00               -2.50
GDF SUEZ ENERGY MARKETING NA, INC. 31,414.16 20,463.32 6,223.64 23.45 5.94               58,130.51
GOLDEN SPREAD ELECTRIC COOPERATIVE, INC. 265,310.55 250,985.13 556,501.34 537,651.99 375,576.67               1,986,025.68
GRAND RIVER DAM AUTHORITY 1,873,880.90 1,878,006.30 1,877,131.66 1,899,191.30 1,901,457.33               9,429,667.49
HASTINGS UTILITIES 0.00 0.00 691.79 0.00 12,655.37               13,347.16
HIGGINSVILLE MUNICIPAL UTILITIES 3,703.02 3,582.76 3,617.12 3,660.60 3,813.75               18,377.25
HOPE WATER AND LIGHT COMMISSION 92,246.09 96,634.02 94,177.55 92,163.28 111,795.97               487,016.91
INTEGRYS ENERGY SERVICES, INC 31,497.19 -4,550.80 22.60 0.00 0.00               26,968.99
J.P. MORGAN VENTURES ENERGY CORPORATION 747,434.26 530,236.47 503,863.23 514,862.53 524,608.03               2,821,004.52
KANSAS CITY BOARD OF PUBLIC UTILITIES 138,017.53 86,073.76 98,102.13 94,065.45 105,654.30               521,913.17
KANSAS CITY POWER & LIGHT, CO. 1,398,085.25 1,416,716.26 1,438,399.04 1,617,540.14 2,266,987.24               8,137,727.93
KANSAS ELECTRIC POWER COOPERATIVE 983,855.83 745,330.67 907,747.59 912,804.72 1,582,539.57               5,132,278.38
KANSAS ENERGY LLC 0.00 0.00 0.00 0.00 1,667.83               1,667.83
KANSAS MUNICIPAL ENERGY AGENCY 240,020.49 202,276.65 233,476.34 233,323.27 554,791.11               1,463,887.86
KANSAS POWER POOL 535,486.69 695,254.60 686,979.21 710,907.31 775,575.59               3,404,203.40
KAW VALLEY ELECTRIC COOPERATIVE 0.00 0.00 86,896.69 88,290.39 87,735.94               262,923.02
LINCOLN ELECTRIC SYSTEM MARKETING 1,289,010.96 1,294,902.65 1,308,519.68 1,349,904.99 1,326,285.43               6,568,623.71
LOUISIANA ENERGY AND POWER AUTHORITY 103.60 42.99 74.66 0.07 149.69               371.01
LOUISIANA GENERATING LLC 305.24 1,003.50 0.26 1.42 110.33               1,420.75
MAG EERGY SOLUTIONS, INC. 577.95 2.49 0.93 0.00 0.00               581.37
MERRILL LYNCH COMMODITIES, INC. 8,789.22 21,917.10 4,117.47 5,224.95 65,311.80               105,360.54
MID-KANSAS ELECTRIC COMPANY 554,886.51 510,212.25 547,636.50 529,379.86 2,391,039.56               4,533,154.68
MIDWEST ENERGY 468,233.08 404,055.22 448,158.40 465,902.28 459,369.49               2,245,718.47
MISSOURI JOINT MUNICIPAL EUC 199,505.10 197,568.87 203,679.02 245,483.38 254,616.65               1,100,853.02
MORGAN STANLEY CAPITAL GROUP INC. 1,788.34 0.28 1.55 5.59 888.28               2,684.04
MUNICIPAL ENERGY AGENCY OF NEBRASKA 30,288.66 269,776.20 185,486.21 316,998.39 232,746.80               1,035,296.26
NEBRASKA PUBLIC POWER DISTRICT 4,026,235.52 3,923,972.55 3,791,649.04 6,521,033.49 4,254,461.92               22,517,352.52
NEMAHA-MARSHALL ELECTRIC COOPERATIVE 0.00 0.00 34,449.67 34,909.21 34,735.75               104,094.63
NORTHEAST TEXAS ELECTRIC COOPERATIVE, INC. 1,424,131.23 597,786.71 1,505,020.45 1,238,963.12 540,099.20               5,306,000.71
NRG POWER MARKETING, INC. -2.06 0.00 0.00 0.00 0.00               -2.06
OGE POWER SUPPLY 10,057.31 -9,607.50 0.00 0.00 0.00               449.81
OKLAHOMA GAS & ELECTRIC 7,305,430.36 7,531,317.46 7,611,412.39 7,804,601.11 7,686,034.33               37,938,795.65
OKLAHOMA MUNICIPAL POWER AUTHORITY 781,774.85 769,085.69 731,360.26 760,616.48 862,710.44               3,905,547.72
OMAHA PUBLIC POWER DISTRICT 3,532,532.89 3,554,001.00 3,622,801.71 3,831,816.44 3,592,410.97               18,133,563.01
POWEREX CORP. 4,749.09 64.45 5,984.82 7,976.64 2,929.74               21,704.74
PUBLIC SERVICE COMPANY OF COLORADO -1,490.79 0.00 6.10 0.00 0.00               -1,484.69
PUBLIC SERVICE COMPANY OF NEW MEXICO 336,938.70 293,977.80 288,359.42 285,070.78 270,301.04               1,474,647.74
RAINBOW ENERGY MARKETING CORPORATION 195,149.76 116,114.51 79,120.67 118,430.26 80,605.57               589,420.77
SEMPRA ENERGY TRADING CORP. 78,288.70 109,302.34 70,037.29 14,932.38 42,586.26               315,146.97
SHDY -689.00 0.00 0.00 0.00 0.00               -689.00
SIKESTON BOARD OF MUNICIPAL UTILITIES 9,433.74 1,395.30 0.00 0.00 0.00               10,829.04
SOUTH MISS. ELECTRIC POWER ASSOC. 0.87 0.12 495.44 703.65 1,148.26               2,348.34
SOUTHWEST PUBLIC SERVICE COMPANY 2,619,501.76 2,689,570.42 3,064,047.21 3,072,691.31 2,584,867.79               14,030,678.49
SOUTHWESTERN POWER ADMINISTRATION 38,786.32 38,786.71 38,786.50 38,786.50 38,931.30               194,077.33
SUNFLOWER ELECTRIC POWER CORPORATION 593.45 12,892.85 10,821.99 0.00 0.00               24,308.29
SUNFLOWER ELECTRIC POWER CORPORATION-PM 1,466,281.41 -131,864.88 1,265,321.65 1,323,621.47 1,296,901.15               5,220,260.80
TENASKA POWER SERVICE CO. 313,346.00 243,982.59 221,269.48 207,324.48 296,579.22               1,282,501.77
TEX-LA ELECTRIC COOPERATIVE OF TEXAS, INC. 370,375.45 321,943.24 235,658.54 323,839.58 262,573.56               1,514,390.37
THE ENERGY AUTHORITY 19,282.71 159,609.15 283,762.81 212,879.43 121,037.41               796,571.51
UNION ELECTRIC COMPANY DBA AMERENUE 0.01 792.50 646.08 1.01 0.57               1,440.17
UNION POWER PARTNERS 289.53 0.04 0.46 0.00 0.00               290.03
UTILICORP UNITED INC. 260,285.28 305,719.90 328,257.99 395,861.02 443,236.84               1,733,361.03
WESTAR ENERGY-GENERATION SERVICES 9,305,143.36 10,345,197.60 10,487,899.64 10,661,275.59 10,595,590.38               51,395,106.57
WESTERN AREA POWER ADMINISTRATION - UGP MARKETING 0.00 0.00 0.00 0.00 8.46                
WESTERN FARMERS ENERGY SERVICES 1,325,204.29 1,343,395.71 1,639,295.90 5,305,056.94 2,442,486.91               12,055,439.75
                          0.00
                          0.00
                          0.00
                          0.00
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                          0.00
                          0.00
                          0.00
                          0.00
TOTAL 2010 50,429,233.73 49,265,491.30 52,844,972.53 60,198,712.34 58,010,755.45 0.00 0.00 0.00 0.00 0.00 0.00 0.00 270,749,103.09