Date Filer Title Filing Type Shares Traded Price Total Held
May 17, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 500 $34.35 870,500
May 17, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 361 $34.30 870,861
May 17, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 139 $34.26 871,000
May 16, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 188 $34.50 868,779
May 14, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 91 $34.50 868,591
May 11, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 352 $34.65 867,500
May 11, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 500 $34.60 868,000
May 11, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 500 $34.55 868,500
May 10, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 99 $34.65 867,148
May 09, 2012
Ten Percent Owner
Ten Percent Owner Form 4 Open market or private purchase of non-derivative or derivative security 46 $34.65 867,049

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.