| | Date | Price | High | Low | Volume | | 5/17/2013 | 138.69 | 139.01 | 138.01 | 892,170 | | 5/16/2013 | 138.02 | 139.31 | 136.61 | 1,082,788 | | 5/15/2013 | 137.18 | 137.22 | 135.70 | 1,063,549 | | 5/14/2013 | 136.64 | 136.65 | 134.57 | 1,020,166 | | 5/13/2013 | 134.79 | 135.00 | 132.81 | 643,348 | | 5/10/2013 | 133.29 | 133.54 | 132.02 | 531,088 | | 5/9/2013 | 132.57 | 133.09 | 132.09 | 576,728 | | 5/8/2013 | 132.77 | 133.37 | 131.92 | 567,298 | | 5/7/2013 | 133.00 | 133.20 | 130.54 | 594,692 | | 5/6/2013 | 130.76 | 130.99 | 129.54 | 681,249 | | 5/3/2013 | 129.79 | 131.85 | 129.24 | 968,899 | | 5/2/2013 | 130.70 | 133.26 | 130.11 | 874,472 | | 5/1/2013 | 132.24 | 135.73 | 131.80 | 1,024,310 | | 4/30/2013 | 133.04 | 133.04 | 130.77 | 735,661 | | 4/29/2013 | 131.05 | 131.26 | 129.84 | 440,825 | | 4/26/2013 | 130.22 | 131.55 | 129.72 | 509,596 | | 4/25/2013 | 131.13 | 132.01 | 130.55 | 574,322 | | 4/24/2013 | 132.08 | 133.02 | 131.81 | 673,046 | | 4/23/2013 | 131.89 | 132.39 | 131.10 | 713,512 | | 4/22/2013 | 132.06 | 133.16 | 131.54 | 691,133 |
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