Six Months Ended Three Months Ended June 30 June 30 1996 1995 1996 1995 Primary Average number of common shares outstanding 18,057,121 17,962,217 18,078,413 17,980,769 Dilutive stock options outstanding 39,205 65,613 40,523 69,324 Average number of common and common equivalent shares 18,096,326 18,027,830 18,118,936 18,050,093 Net earnings appli- cable to common stock and common stock equivalents $9,928,000 $10,473,000 $5,971,000 $4,911,000 Primary earnings per share $0.55 $0.58 $0.33 $0.27