1 PART II: OTHER INFORMATION EXHIBIT 11: EARNINGS PER SHARE CALCULATION (IN THOUSANDS OF DOLLARS - EXCEPT PER SHARE AMOUNTS) Computation of Net Income Per Share Three months Six months ended ended June 30, June 30, 1997 1997 ------------ ----------- Net income $4,166 $8,348 Primary and fully diluted net income 4,166 8,348 ------------ ----------- Weighted average shares outstanding 9,853 9,737 Dilutive common stock equivalents for primary net income per share 419 409 ------------ ----------- Weighted average shares and common equivalent shares outstanding for primary net income per share 10,272 10,146 Additional equivalent shares assuming full dilution 54 70 ------------ ----------- Weighted average shares and common equivalent shares for fully diluted net income per share 10,326 10,216 ============ =========== Primary net income per share $0.41 $0.82 ============ =========== Fully diluted net income per share $0.40 $0.82 ============ =========== 13