| | Date | Price | High | Low | Volume | | 5/17/2013 | 50.55 | 50.69 | 50.24 | 34,871 | | 5/16/2013 | 50.47 | 50.68 | 49.99 | 18,795 | | 5/15/2013 | 50.18 | 50.32 | 49.85 | 41,145 | | 5/14/2013 | 50.30 | 50.39 | 49.86 | 60,926 | | 5/13/2013 | 50.00 | 50.40 | 49.75 | 60,883 | | 5/10/2013 | 50.11 | 50.42 | 49.98 | 33,606 | | 5/9/2013 | 50.21 | 51.05 | 49.77 | 76,244 | | 5/8/2013 | 50.15 | 50.60 | 49.72 | 42,117 | | 5/7/2013 | 50.46 | 50.46 | 49.24 | 67,021 | | 5/6/2013 | 49.04 | 49.17 | 48.27 | 29,389 | | 5/3/2013 | 48.37 | 48.85 | 48.11 | 40,071 | | 5/2/2013 | 47.51 | 47.80 | 46.94 | 45,785 | | 5/1/2013 | 46.85 | 47.77 | 46.80 | 114,611 | | 4/30/2013 | 47.77 | 47.94 | 47.40 | 34,676 | | 4/29/2013 | 47.67 | 47.79 | 47.27 | 40,322 | | 4/26/2013 | 47.77 | 48.26 | 47.07 | 107,393 | | 4/25/2013 | 48.42 | 49.10 | 48.17 | 24,201 | | 4/24/2013 | 48.91 | 49.12 | 48.61 | 24,435 | | 4/23/2013 | 49.22 | 49.22 | 48.26 | 39,409 | | 4/22/2013 | 48.07 | 49.54 | 47.75 | 64,024 | | 4/19/2013 | 48.79 | 49.16 | 46.88 | 87,928 |
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