1 EXHIBIT 11 - COMPUTATION OF NET INCOME PER SHARE Quarter Ended Three Quarters Ended ------------------------- ------------------------ March 31, March 31, March 31, March 31, 1996 1995 1996 1995 ---------- ---------- ---------- ---------- (In millions except per share amounts) Primary: Average shares outstanding 38.9 39.0 39.0 39.2 ===== ===== ===== ===== Net income $ 44.2 $ 38.0 $118.1 $101.6 ====== ====== ====== ====== Net income per share - primary $ 1.14 $ .98 $ 3.03 $ 2.59 ====== ====== ====== ====== Fully diluted: Total primary average shares outstanding 38.9 39.0 39.0 39.2 Dilutive stock options and employee stock purchase plan shares - based on treasury stock method using the greater of quarter-end market price or average market price .1 .1 .1 .1 ----- ----- ----- ----- Average fully diluted shares outstanding 39.0 39.1 39.1 39.3 ====== ====== ====== ====== Net income per share - fully diluted $1.13 $ .97 $ 3.02 $ 2.58 ====== ====== ====== ======