1 EXHIBIT 11 COMPUTATION OF EARNINGS PER COMMON SHARE (IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) THREE MONTHS ENDED MARCH 31, 1996 1997 ---- ---- PRIMARY EARNINGS Income before extraordinary items $ 7,792 $ 8,675 Extraordinary items 149 22 --------------------- Net Earnings $ 7,941 $ 8,697 ===================== Shares: Weighted average number of common shares outstanding 32,865 41,721 ===================== Primary earnings per common share: Income before extraordinary items $ 0.24 $ 0.21 Extraordinary items -- -- --------------------- Net Earnings $ 0.24 $ 0.21 ===================== FULLY DILUTED EARNINGS Income before extraordinary items $ 7,941 $ 8,697 Net interest expense related to convertible debt 906 906 --------------------- Income before extraordinary items as adjusted 8,847 9,603 Extraordinary items 149 22 --------------------- Net Earnings $ 8,996 $ 9,625 ===================== Shares: Weighted average number of common shares outstanding 33,158 41,721 Assuming conversion of convertible debt 7,188 7,188 --------------------- Weighted average number of common shares outstanding, as adjusted 40,346 48,909 ===================== Fully diluted earnings per common share: Income before extraordinary items $ 0.22 $ 0.20 Extraordinary items -- -- --------------------- Net Earnings $ 0.22 $ 0.20 =====================