Exhibit 99.a.12 Revised Earnings per Share Computation Three Months Ended December 31, 2000 (Unaudited) Three Months Ended December 31, 2000 Per Share Income Shares Amount - -------------------------------------------------------------------------------------------------- Basic EPS (Thousands, except per share amounts) Income available for common stock $ 36,062 58,516 Convertible preferred stock 9,275 39,892 ------------------------------ Income available for common stock + assumed conversion of preferred stock $ 45,337 98,408 $ 0.46 ============================== Further dilution from applying the "two- class" method (0.08) ------------- Basic earnings per share $ 0.38 ============= Effect of other dilutive securities Options - 344 ------------------------------ Diluted EPS Income available for common stock + assumed exercise of stock options $ 45,337 98,752 $ 0.46 ============================== Further dilution from applying the "two- class" method (0.08) ------------- Diluted earnings per share $ 0.38 ==================================================================================================