EXHIBIT 11 COMPUTATION OF PER SHARE EARNINGS 1994 1993 1992 ---- ---- ---- Net Income ($000) ................. $113,510 $50,043 $76,233 Weighted Average Common Shares Outstanding .............. 69,954,082 69,740,458 69,604,174 Earnings Per Share ................ $1.62 $0.72 $1.10 Weighted Average Common Shares Outstanding Including Common Stock Equivalents - Primary Basis...... 70,325,502 70,048,604 70,131,230 Primary Earnings Per Share ........ $1.61 $0.71 $1.09 Weighted Average Common Shares Outstanding Including Common Stock Equivalents - Fully Diluted Basis ................... 70,326,104 70,189,459 70,131,230 Fully Diluted Earnings Per Share .. $1.61 $0.71 $1.09