1 Exhibit 11 Statement Regarding Computation of Per Share Earnings For the three months ended, March 31, 1996 March 31, 1995 (In Thousands, Except Per Share Data) Primary net income per share Net Income: Net Income as reported $ 11,628 $ 11,320 Shares: Weighted average number of common shares outstanding 19,463 19,363 Common stock equivalents (stock options) 197 207 19,660 19,570 Primary earnings per share .59 .58 Fully diluted net income per share Net Income: Net income as reported $11,628 $11,320 Shares: Weighted average number of common shares outstanding 19,463 19,363 Dilutive instruments (exercisable stock options whether or not dilutive) 1,074 1,003 Fully diluted shares 20,537 20,366 Fully diluted net income per share $ .57 $ .56