| | Date | Price | High | Low | Volume | | 5/17/2013 | 21.17 | 21.38 | 21.07 | 76,123 | | 5/16/2013 | 21.19 | 21.26 | 20.99 | 22,622 | | 5/15/2013 | 21.09 | 21.10 | 20.79 | 74,093 | | 5/14/2013 | 21.09 | 21.09 | 20.90 | 86,388 | | 5/13/2013 | 20.93 | 21.15 | 20.82 | 67,370 | | 5/10/2013 | 21.03 | 21.11 | 20.93 | 14,847 | | 5/9/2013 | 21.01 | 21.23 | 20.96 | 27,366 | | 5/8/2013 | 21.07 | 21.30 | 20.94 | 28,564 | | 5/7/2013 | 21.12 | 21.12 | 20.45 | 62,988 | | 5/6/2013 | 20.59 | 20.62 | 20.30 | 58,087 | | 5/3/2013 | 20.38 | 20.54 | 20.27 | 27,796 | | 5/2/2013 | 19.99 | 20.11 | 19.44 | 29,506 | | 5/1/2013 | 19.58 | 20.03 | 19.55 | 82,599 | | 4/30/2013 | 20.04 | 20.17 | 19.85 | 42,532 | | 4/29/2013 | 19.89 | 20.05 | 19.80 | 49,226 | | 4/26/2013 | 19.91 | 20.32 | 19.71 | 56,592 | | 4/25/2013 | 20.19 | 20.59 | 20.16 | 18,117 | | 4/24/2013 | 20.50 | 20.67 | 20.35 | 37,264 | | 4/23/2013 | 20.65 | 20.65 | 19.80 | 24,736 | | 4/22/2013 | 20.07 | 20.72 | 19.85 | 47,268 |
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