REPURCHASES OF COMMON STOCK

6 Months Ended

Jun. 30, 2011

REPURCHASES OF COMMON STOCK

9. REPURCHASES OF COMMON STOCK

The following table summarizes our repurchases of common stock during the three and six months ended June 30, 2011 and 2010:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2011		2010		2011		2010
Shares repurchased		2,144,067		1,619,600		3,766,852		1,619,600
Aggregate repurchase price	$	60,326,065	$	54,622,971	$	105,856,445	$	54,622,971
Average price paid per share	$	28.14	$	33.73	$	28.10	$	33.73

As of June 30, 2011, we had authorization to repurchase an additional 6,590,301 shares of our common stock under the share repurchase program approved by our Board of Directors.