Exhibit 11 STATEMENT OF COMPUTATION OF EARNINGS PER SHARE Year ended March 31, (In thousands except per share data) 1995 1994 1993 Primary Weighted average number of common shares outstanding 45,401 43,341 43,038 Incremental common shares attributable to outstanding options 1,918 1,626 2,690 Total shares 47,319 44,967 45,728 Net income $81,591 $ 2,674 $93,811 Net income per share $ 1.72 $ .06 $ 2.05 Fully Diluted Weighted average number of common shares outstanding 45,401 43,341 43,038 Incremental common shares attributable to: Outstanding options 1,929 1,759 2,753 6 3/8% convertible subordinated debentures 11,708 11,708 11,708 Total shares 59,038 56,808 57,499 Net income: Net income $81,591 $ 2,674 $ 93,811 Add interest on convertible subordinated debentures, net of tax 8,128 8,128 8,127 Adjusted net income $89,719 $10,802 $101,938 Net income per share $ 1.52 $ .19 * $ 1.77 * The primary net income per share is shown in the statements of income for both primary and fully diluted, as the effect of the assumed conversion of the subordinated debentures is anti-dilutive.