EXHIBIT 11 ---------- PEOPLES BANCORP INC. ANNUAL REPORT ON FORM 10-K FOR FISCAL YEAR ENDED DECEMBER 31, 1997 COMPUTATION OF EARNINGS PER SHARE Year Ended December 31, 				 1997 1996 1995 ------------------------------------------ BASIC EARNINGS PER SHARE 	 	 	 	 	 - ------------------------ EARNINGS: 	 	 	 	 	 Net income $8,605,000 $7,651,000 $6,050,000 AVERAGE SHARES OUTSTANDING: 		 	 	 	 Weighted average Common Shares outstanding 3,473,158 3,437,790 3,481,176 ---------- ---------- ---------- BASIC EARNINGS PER SHARE $2.48 $2.23 $1.74 ========== ========== ========== DILUTED EARNINGS PER SHARE 					 - -------------------------- EARNINGS: 		 	 	 	 Net income $8,605,000 $7,651,000 $6,050,000 AVERAGE SHARES OUTSTANDING: 					 Weighted average Common Shares outstanding 3,473,158 3,437,790 3,481,176 Net effect of the assumed exercise of stock options based on the treasury stock method 110,188 43,002 17,779 ---------- ---------- ---------- Total 3,583,346 3,480,792 3,498,955 DILUTED EARNINGS PER SHARE $2.40 $2.20 $1.73 ========== ========== ==========