Great Plains Energy Incorporated (Great Plains Energy) is a public utility holding company. The Company does not own or operate any assets other than the stock of its subsidiaries. Great Plains Energy�s wholly owned direct subsidiaries with operations or active subsidiaries includes Kansas City Power & Light Company (KCP&L), and KCP&L Greater Missouri Operations Company (GMO). The Company is engaged in the business segment of electric utility. The electric utility segment consists of KCP&L, a regulated utility, and GMO�s regulated utility operations, which include its Missouri Public Service and St. Joseph Light & Power (L&P) divisions. Electric utility serves approximately 825,300 customers located in western Missouri and eastern Kansas. During the year ended December 31, 2012, electric utility�s retail revenues averaged approximately 90% of its total operating revenues. During 2012, electric utility�s total electric revenues were 100% of Great Plains Energy�s revenues.