| | Date | Price | High | Low | Volume | | 5/22/2013 | 55.99 | 58.22 | 55.78 | 408,715 | | 5/21/2013 | 57.86 | 57.93 | 57.32 | 329,768 | | 5/20/2013 | 57.35 | 57.58 | 57.11 | 517,542 | | 5/17/2013 | 57.86 | 58.06 | 57.63 | 393,766 | | 5/16/2013 | 57.67 | 58.73 | 57.37 | 1,123,281 | | 5/15/2013 | 58.58 | 58.71 | 57.80 | 581,563 | | 5/14/2013 | 58.26 | 58.70 | 58.01 | 368,804 | | 5/13/2013 | 58.26 | 58.39 | 57.88 | 395,545 | | 5/10/2013 | 58.21 | 58.65 | 58.16 | 369,274 | | 5/9/2013 | 58.39 | 59.35 | 58.29 | 497,448 | | 5/8/2013 | 59.20 | 59.23 | 57.83 | 469,830 | | 5/7/2013 | 58.35 | 58.50 | 57.65 | 397,067 | | 5/6/2013 | 57.95 | 58.06 | 57.28 | 338,477 | | 5/3/2013 | 57.45 | 57.47 | 56.83 | 391,571 | | 5/2/2013 | 56.58 | 56.81 | 55.73 | 555,675 | | 5/1/2013 | 55.71 | 56.13 | 55.51 | 688,863 | | 4/30/2013 | 56.26 | 56.26 | 54.97 | 677,887 | | 4/29/2013 | 55.31 | 55.31 | 54.69 | 284,711 | | 4/26/2013 | 54.74 | 54.79 | 54.29 | 380,267 | | 4/25/2013 | 54.55 | 54.69 | 53.73 | 290,814 | | 4/24/2013 | 54.20 | 54.27 | 53.71 | 279,930 |
|