EXHIBIT 11

STATEMENT RE COMPUTATION OF PER SHARE EARNINGS

	Year Ended December 31,
	2008		2007		2006
	(In thousands, except per share amounts)
Basic Earnings per Share
Average shares outstanding		82,589		81,506		79,140
Income available to common shareholders	$	120,411	$	137,943	$	125,194
Basic earnings per share	$	1.46	$	1.69	$	1.58
Diluted Earnings per Share
Average common shares outstanding		82,589		81,506		79,140
Effect of dilutive stock options		204		339		402
Average diluted shares outstanding		82,793		81,845		79,542
Income available to common shareholders	$	120,411	$	137,943	$	125,194
Diluted earnings per share	$	1.45	$	1.69	$	1.57