| Date | Open | High | Low | Close | Volume | Adj Close*
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|---|
| Mar 23, 2012 | 21.65 | 21.79 | 21.55 | 21.79 | 49,900 | 21.79 | | Mar 22, 2012 | 21.62 | 21.79 | 21.50 | 21.65 | 80,600 | 21.65 | | Mar 21, 2012 | 21.58 | 21.99 | 21.54 | 21.95 | 124,500 | 21.95 | | Mar 20, 2012 | 21.81 | 22.08 | 21.39 | 21.58 | 180,200 | 21.58 | | Mar 19, 2012 | 21.69 | 22.18 | 21.65 | 21.97 | 132,200 | 21.97 | | Mar 16, 2012 | 21.79 | 21.81 | 21.47 | 21.62 | 116,800 | 21.62 | | Mar 15, 2012 | 21.85 | 22.10 | 21.74 | 21.75 | 161,100 | 21.75 | | Mar 14, 2012 | 21.95 | 22.01 | 21.81 | 21.97 | 129,800 | 21.97 | | Mar 13, 2012 | 21.60 | 22.08 | 21.60 | 21.97 | 190,600 | 21.97 | | Mar 12, 2012 | 21.22 | 21.79 | 21.10 | 21.60 | 222,500 | 21.60 | | Mar 9, 2012 | 21.09 | 21.30 | 20.86 | 21.22 | 111,000 | 21.22 | | Mar 8, 2012 | 20.56 | 21.21 | 20.51 | 21.09 | 155,000 | 21.09 | | Mar 7, 2012 | 20.15 | 20.46 | 19.96 | 20.38 | 85,300 | 20.38 | | Mar 6, 2012 | 20.30 | 20.41 | 20.10 | 20.17 | 114,100 | 20.17 | | Mar 5, 2012 | 20.56 | 20.63 | 20.44 | 20.46 | 308,300 | 20.46 | | Mar 2, 2012 | 21.09 | 21.12 | 20.64 | 20.74 | 140,400 | 20.74 | | Mar 1, 2012 | 21.44 | 21.48 | 21.14 | 21.17 | 106,000 | 21.17 | | Feb 29, 2012 | 21.16 | 21.63 | 21.16 | 21.44 | 189,200 | 21.44 | | Feb 28, 2012 | 21.00 | 21.21 | 20.94 | 21.09 | 123,000 | 21.09 | | Feb 27, 2012 | 20.84 | 21.09 | 20.84 | 21.01 | 79,400 | 21.01 | | Feb 24, 2012 | 21.01 | 21.14 | 20.92 | 20.98 | 78,900 | 20.98 | | Feb 23, 2012 | 21.04 | 21.11 | 20.96 | 21.06 | 140,200 | 21.06 | | Feb 22, 2012 | 21.01 | 21.41 | 20.73 | 21.04 | 188,200 | 21.04 | | Feb 21, 2012 | 20.83 | 21.14 | 20.83 | 21.00 | 117,300 | 21.00 | | Feb 17, 2012 | 20.95 | 21.12 | 20.77 | 20.91 | 191,200 | 20.91 | | Feb 16, 2012 | 20.75 | 21.11 | 20.62 | 20.95 | 274,800 | 20.95 | | Feb 15, 2012 | 20.68 | 20.81 | 20.55 | 20.64 | 150,900 | 20.64 | | Feb 14, 2012 | 20.88 | 20.92 | 20.53 | 20.67 | 122,300 | 20.67 | | Feb 13, 2012 | 20.52 | 20.87 | 20.52 | 20.81 | 127,800 | 20.81 | | Feb 10, 2012 | 20.36 | 20.43 | 20.19 | 20.39 | 110,100 | 20.39 | | Feb 9, 2012 | 20.19 | 20.55 | 20.13 | 20.48 | 121,300 | 20.48 | | Feb 8, 2012 | 20.55 | 20.55 | 20.25 | 20.34 | 143,700 | 20.34 | | Feb 7, 2012 | 20.43 | 20.62 | 20.37 | 20.56 | 187,500 | 20.56 | | Feb 6, 2012 | 20.57 | 20.58 | 20.39 | 20.52 | 143,000 | 20.52 | | Feb 3, 2012 | 20.82 | 20.83 | 20.64 | 20.72 | 135,600 | 20.72 | | Feb 2, 2012 | 20.77 | 20.93 | 20.64 | 20.67 | 290,400 | 20.67 | | Feb 1, 2012 | 20.29 | 21.08 | 20.29 | 20.89 | 376,100 | 20.89 | | Jan 31, 2012 | 19.58 | 20.39 | 19.58 | 20.18 | 321,700 | 20.18 | | Jan 30, 2012 | 19.09 | 19.61 | 19.03 | 19.58 | 174,400 | 19.58 | | Jan 27, 2012 | 19.30 | 19.44 | 19.19 | 19.22 | 107,200 | 19.22 | | Jan 26, 2012 | 19.21 | 19.40 | 19.17 | 19.33 | 82,800 | 19.33 | | Jan 25, 2012 | 19.19 | 19.30 | 19.01 | 19.21 | 146,100 | 19.21 | | Jan 24, 2012 | 18.90 | 19.33 | 18.90 | 19.24 | 284,500 | 19.24 | | Jan 23, 2012 | 19.12 | 19.23 | 18.89 | 18.92 | 163,700 | 18.92 | | Jan 20, 2012 | 19.32 | 19.44 | 19.05 | 19.15 | 147,700 | 19.15 | | Jan 19, 2012 | 19.09 | 19.46 | 19.09 | 19.41 | 206,600 | 19.41 | | Jan 18, 2012 | 18.56 | 19.16 | 18.56 | 19.03 | 296,600 | 19.03 | | Jan 17, 2012 | 18.62 | 18.69 | 18.25 | 18.49 | 258,000 | 18.49 | | Jan 13, 2012 | 17.93 | 17.93 | 17.40 | 17.85 | 295,100 | 17.85 | | Jan 12, 2012 | 18.41 | 18.41 | 17.97 | 18.05 | 283,000 | 18.05 | | Jan 11, 2012 | 18.12 | 18.44 | 18.09 | 18.36 | 185,100 | 18.36 | | Jan 10, 2012 | 18.37 | 18.61 | 18.11 | 18.12 | 513,600 | 18.12 | | Jan 9, 2012 | 18.38 | 18.51 | 18.14 | 18.17 | 112,900 | 18.17 | | Jan 6, 2012 | 18.55 | 18.68 | 18.26 | 18.36 | 132,600 | 18.36 | | Jan 5, 2012 | 19.10 | 19.19 | 18.46 | 18.53 | 282,000 | 18.53 | | Jan 4, 2012 | 19.10 | 19.31 | 18.90 | 19.16 | 122,700 | 19.16 | | Jan 3, 2012 | 19.14 | 19.33 | 19.06 | 19.16 | 124,600 | 19.16 | | Dec 30, 2011 | 18.68 | 18.95 | 18.68 | 18.85 | 92,100 | 18.85 | | Dec 29, 2011 | 18.57 | 18.91 | 18.52 | 18.73 | 99,100 | 18.73 | | Dec 28, 2011 | 18.72 | 18.77 | 18.51 | 18.55 | 114,500 | 18.55 | | Dec 27, 2011 | 18.59 | 18.82 | 18.55 | 18.75 | 53,100 | 18.75 | | Dec 23, 2011 | 18.69 | 19.24 | 18.57 | 18.64 | 152,600 | 18.64 | | Dec 22, 2011 | 18.55 | 18.84 | 18.55 | 18.60 | 98,900 | 18.60 | | Dec 21, 2011 | 18.81 | 18.81 | 18.37 | 18.54 | 124,700 | 18.54 | | Dec 20, 2011 | 18.76 | 18.94 | 18.72 | 18.81 | 169,500 | 18.81 | | Dec 19, 2011 | 18.30 | 18.65 | 18.30 | 18.44 | 199,600 | 18.44 | |
* Close price adjusted for dividends and splits. |
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