Exhibit 11 CASEY'S GENERAL STORES, INC. Computation of Per Share Earnings (Dollars in Thousands, Except Share and Per Share Amounts) Three Months Ended July 31, -------------------------- 2001 2000 ----------- ---------- Basic earnings per share - ------------------------ Weighted average number of shares outstanding 49,499,162 49,453,095 ========== Net income $ 12,708 15,725 =========== ========== Basic earnings per common share $ .26 .32 =========== ========== Diluted earnings per share - -------------------------- Weighted average number of shares outstanding 49,499,162 49,453,095 Shares applicable to stock options 148,698 146,296 ----------- ---------- 49,647,860 49,599,391 =========== ========== Net income $ 12,708 15,725 =========== ========== Diluted earnings per common share $ .26 .32 =========== ==========