| | Date | Price | High | Low | Volume | | 5/22/2013 | 40.48 | 41.98 | 40.20 | 1,190,164 | | 5/21/2013 | 41.86 | 41.87 | 41.53 | 833,576 | | 5/20/2013 | 41.60 | 41.91 | 41.49 | 561,667 | | 5/17/2013 | 41.89 | 41.97 | 41.53 | 609,542 | | 5/16/2013 | 41.71 | 41.93 | 41.53 | 919,906 | | 5/15/2013 | 41.63 | 41.67 | 41.32 | 1,322,407 | | 5/14/2013 | 41.47 | 41.66 | 41.21 | 1,075,078 | | 5/13/2013 | 41.19 | 41.21 | 40.99 | 996,927 | | 5/10/2013 | 40.92 | 41.29 | 40.78 | 1,303,538 | | 5/9/2013 | 40.76 | 41.09 | 40.73 | 1,084,191 | | 5/8/2013 | 40.94 | 41.03 | 40.70 | 1,500,370 | | 5/7/2013 | 40.84 | 40.94 | 40.46 | 1,067,513 | | 5/6/2013 | 40.51 | 40.69 | 40.11 | 642,107 | | 5/3/2013 | 40.42 | 40.53 | 40.17 | 560,537 | | 5/2/2013 | 40.28 | 40.44 | 39.52 | 981,566 | | 5/1/2013 | 39.42 | 39.95 | 39.31 | 2,302,876 | | 4/30/2013 | 39.68 | 39.68 | 39.27 | 1,697,707 | | 4/29/2013 | 39.35 | 39.42 | 39.11 | 671,168 | | 4/26/2013 | 39.18 | 39.40 | 38.92 | 2,039,871 | | 4/25/2013 | 39.29 | 39.47 | 38.57 | 1,509,959 | | 4/24/2013 | 38.96 | 38.96 | 38.15 | 1,064,145 |
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