| Date | Open | High | Low | Close | Volume | Adj Close* | | 18-Dec-09 | 22.09 | 22.38 | 21.91 | 22.17 | 4,878,300 | 22.17 | | 17-Dec-09 | 21.87 | 22.02 | 21.52 | 21.83 | 1,991,600 | 21.83 | | 16-Dec-09 | 21.51 | 22.20 | 21.34 | 22.10 | 5,176,100 | 22.10 | | 15-Dec-09 | 20.86 | 20.87 | 20.51 | 20.65 | 2,116,500 | 20.65 | | 14-Dec-09 | 20.86 | 21.03 | 20.30 | 20.94 | 1,875,800 | 20.94 | | 11-Dec-09 | 20.52 | 21.01 | 20.50 | 20.85 | 1,733,800 | 20.85 | | 10-Dec-09 | 20.71 | 20.85 | 20.23 | 20.75 | 2,186,800 | 20.75 | | 9-Dec-09 | 19.77 | 20.56 | 19.77 | 20.48 | 2,373,200 | 20.48 | | 8-Dec-09 | 20.75 | 21.06 | 19.67 | 19.84 | 3,526,700 | 19.84 | | 7-Dec-09 | 21.70 | 21.70 | 20.65 | 20.91 | 3,363,700 | 20.91 | | 4-Dec-09 | 22.38 | 22.43 | 21.39 | 21.43 | 3,548,500 | 21.43 | | 3-Dec-09 | 22.39 | 22.51 | 21.82 | 21.89 | 6,349,100 | 21.89 | | 2-Dec-09 | 22.28 | 22.67 | 21.82 | 21.95 | 6,661,700 | 21.95 | | 1-Dec-09 | 21.24 | 22.18 | 21.19 | 21.89 | 15,526,200 | 21.89 | | 30-Nov-09 | 22.68 | 22.86 | 22.06 | 22.68 | 2,507,000 | 22.68 | | 27-Nov-09 | 22.07 | 22.77 | 22.02 | 22.30 | 668,200 | 22.30 | | 25-Nov-09 | 23.22 | 23.43 | 22.66 | 22.90 | 1,582,600 | 22.90 | | 24-Nov-09 | 23.96 | 23.96 | 22.72 | 23.04 | 1,957,800 | 23.04 | | 23-Nov-09 | 24.88 | 25.90 | 23.46 | 23.74 | 2,081,000 | 23.74 | | 20-Nov-09 | 24.66 | 25.00 | 24.11 | 24.58 | 1,526,700 | 24.58 | | 19-Nov-09 | 25.64 | 25.79 | 24.83 | 25.01 | 1,865,800 | 25.01 | | 18-Nov-09 | 25.24 | 26.18 | 25.24 | 25.91 | 3,125,500 | 25.91 | | 18-Nov-09 | $ 0.045 Dividend | | 17-Nov-09 | 24.91 | 28.14 | 24.65 | 25.53 | 14,621,000 | 25.49 | | 16-Nov-09 | 21.54 | 21.84 | 20.85 | 21.21 | 2,166,900 | 21.17 | | 13-Nov-09 | 18.67 | 22.69 | 18.48 | 21.66 | 8,520,900 | 21.62 | | 12-Nov-09 | 18.30 | 18.45 | 18.02 | 18.10 | 737,600 | 18.07 | | 11-Nov-09 | 16.73 | 18.55 | 16.65 | 18.30 | 1,762,300 | 18.27 | | 10-Nov-09 | 17.63 | 17.98 | 17.17 | 17.33 | 669,200 | 17.30 | | 9-Nov-09 | 17.28 | 17.93 | 17.16 | 17.84 | 626,000 | 17.81 | | 6-Nov-09 | 16.67 | 17.49 | 16.62 | 17.01 | 582,900 | 16.98 | | 5-Nov-09 | 16.60 | 17.28 | 16.47 | 17.17 | 936,300 | 17.14 | | 4-Nov-09 | 16.88 | 17.19 | 16.25 | 16.31 | 1,548,400 | 16.28 | | 3-Nov-09 | 16.56 | 16.91 | 16.46 | 16.69 | 1,302,300 | 16.66 | | 2-Nov-09 | 16.71 | 17.19 | 16.35 | 16.73 | 1,504,800 | 16.70 | | 30-Oct-09 | 17.40 | 17.68 | 16.31 | 16.58 | 1,937,700 | 16.55 | | 29-Oct-09 | 17.24 | 17.73 | 17.17 | 17.59 | 1,300,700 | 17.56 | | 28-Oct-09 | 17.43 | 17.68 | 16.91 | 17.00 | 1,466,400 | 16.97 | | 27-Oct-09 | 17.59 | 17.98 | 17.38 | 17.53 | 512,700 | 17.50 | | 26-Oct-09 | 18.32 | 18.81 | 17.50 | 17.56 | 815,900 | 17.53 | | 23-Oct-09 | 19.28 | 19.30 | 18.14 | 18.23 | 715,200 | 18.20 | | 22-Oct-09 | 18.73 | 19.26 | 18.46 | 19.15 | 691,300 | 19.12 | | 21-Oct-09 | 19.42 | 19.78 | 18.65 | 18.71 | 779,800 | 18.68 | | 20-Oct-09 | 19.96 | 20.02 | 19.41 | 19.45 | 653,700 | 19.42 | | 19-Oct-09 | 19.62 | 20.23 | 19.45 | 19.89 | 710,400 | 19.85 | | 16-Oct-09 | 20.00 | 20.35 | 19.29 | 19.57 | 1,010,700 | 19.54 | | 15-Oct-09 | 20.33 | 20.66 | 20.22 | 20.61 | 569,700 | 20.57 | | 14-Oct-09 | 20.26 | 20.61 | 20.01 | 20.55 | 1,300,800 | 20.51 | | 13-Oct-09 | 20.12 | 20.40 | 19.76 | 19.90 | 1,191,900 | 19.86 | | 12-Oct-09 | 19.95 | 20.23 | 19.67 | 20.14 | 1,142,900 | 20.10 | | 9-Oct-09 | 19.87 | 19.97 | 19.73 | 19.90 | 847,100 | 19.86 | | 8-Oct-09 | 20.00 | 20.00 | 19.62 | 19.84 | 1,252,200 | 19.81 | | 7-Oct-09 | 19.75 | 19.95 | 19.41 | 19.87 | 827,400 | 19.83 | | 6-Oct-09 | 20.04 | 20.39 | 19.42 | 19.89 | 3,474,600 | 19.85 | | 5-Oct-09 | 18.70 | 19.83 | 18.70 | 19.78 | 2,648,000 | 19.75 | | 2-Oct-09 | 17.88 | 18.48 | 17.84 | 18.15 | 1,891,300 | 18.12 | | 1-Oct-09 | 19.43 | 19.47 | 18.21 | 18.23 | 1,140,000 | 18.20 | | 30-Sep-09 | 19.99 | 20.07 | 19.23 | 19.42 | 840,600 | 19.39 | | 29-Sep-09 | 20.58 | 20.58 | 19.78 | 19.91 | 1,458,800 | 19.87 | | 28-Sep-09 | 19.55 | 20.50 | 19.42 | 20.44 | 1,281,000 | 20.40 | | 25-Sep-09 | 19.21 | 19.63 | 19.21 | 19.32 | 854,700 | 19.29 | | 24-Sep-09 | 20.64 | 20.64 | 19.22 | 19.35 | 1,703,200 | 19.32 | | 23-Sep-09 | 20.34 | 21.06 | 20.34 | 20.43 | 2,029,100 | 20.39 | | 22-Sep-09 | 19.86 | 20.46 | 19.70 | 20.25 | 1,709,400 | 20.21 | | 21-Sep-09 | 19.33 | 19.78 | 19.33 | 19.69 | 963,000 | 19.66 | | 18-Sep-09 | 19.66 | 20.17 | 19.66 | 19.75 | 1,842,700 | 19.72 | | 17-Sep-09 | 19.81 | 20.22 | 19.36 | 19.52 | 1,288,200 | 19.49 | | * Close price adjusted for dividends and splits. |
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