Exhibit 11 COMPUTATIONS OF PER SHARE EARNINGS Earnings per share are based on net income divided by the average number of shares outstanding including common stock equivalents during the period. The number of shares used for purposes of calculating earnings per share and all per share data have been adjusted for both periods presented to reflect a three-for-two stock split paid on January 15, 1997. Three months ended December 31 - ----------------------------------------------------------------------- Restated (Dollars and shares in thousands) 1996 1995 - ----------------------------------------------------------------------- Average outstanding shares 125,473 121,236 Common stock equivalents Primary 321 4,043 Fully diluted 328 4,064 Total shares Primary 125,794 125,279 Fully diluted 125,801 125,300 Net income $96,229 $73,951 Earnings per share: Primary $0.76 $0.59 Fully diluted $0.76 $0.59