| Date | Open | High | Low | Close | Volume | Adj Close* | | 9-Dec-09 | 20.50 | 21.02 | 20.34 | 20.83 | 7,279,700 | 20.83 | | 8-Dec-09 | 20.85 | 21.02 | 20.31 | 20.35 | 3,887,400 | 20.35 | | 7-Dec-09 | 20.92 | 21.53 | 20.82 | 21.02 | 4,207,900 | 21.02 | | 4-Dec-09 | 22.11 | 22.14 | 21.04 | 21.56 | 5,032,900 | 21.56 | | 3-Dec-09 | 23.00 | 23.07 | 22.48 | 22.65 | 4,528,400 | 22.65 | | 2-Dec-09 | 22.50 | 23.47 | 22.43 | 23.07 | 7,013,100 | 23.07 | | 1-Dec-09 | 21.67 | 22.40 | 21.67 | 22.09 | 9,002,900 | 22.09 | | 30-Nov-09 | 20.44 | 21.32 | 20.40 | 21.02 | 4,667,400 | 21.02 | | 27-Nov-09 | 20.15 | 21.11 | 20.04 | 20.52 | 3,561,600 | 20.52 | | 26-Nov-09 | 21.01 | 21.05 | 20.49 | 20.60 | 1,410,700 | 20.60 | | 25-Nov-09 | 20.86 | 21.23 | 20.76 | 21.20 | 3,033,900 | 21.20 | | 24-Nov-09 | 20.88 | 20.89 | 20.36 | 20.52 | 2,529,900 | 20.52 | | 23-Nov-09 | 20.99 | 21.33 | 20.55 | 20.70 | 3,924,800 | 20.70 | | 20-Nov-09 | 20.43 | 20.69 | 20.05 | 20.39 | 3,101,000 | 20.39 | | 19-Nov-09 | 20.13 | 20.71 | 19.79 | 20.71 | 3,541,500 | 20.71 | | 18-Nov-09 | 20.73 | 20.77 | 20.07 | 20.23 | 3,711,800 | 20.23 | | 17-Nov-09 | 20.45 | 20.62 | 20.30 | 20.57 | 2,662,100 | 20.57 | | 16-Nov-09 | 20.55 | 20.90 | 20.45 | 20.68 | 3,885,700 | 20.68 | | 13-Nov-09 | 19.75 | 20.27 | 19.65 | 20.23 | 3,373,200 | 20.23 | | 12-Nov-09 | 20.25 | 20.45 | 19.75 | 19.83 | 3,499,700 | 19.83 | | 11-Nov-09 | 20.96 | 21.09 | 20.42 | 20.50 | 3,469,300 | 20.50 | | 10-Nov-09 | 20.59 | 20.62 | 19.95 | 20.31 | 3,243,800 | 20.31 | | 9-Nov-09 | 20.70 | 21.00 | 20.47 | 20.60 | 3,633,600 | 20.60 | | 6-Nov-09 | 20.02 | 20.55 | 20.00 | 20.12 | 3,780,700 | 20.12 | | 5-Nov-09 | 20.06 | 20.25 | 19.75 | 19.97 | 3,497,600 | 19.97 | | 4-Nov-09 | 19.65 | 20.40 | 19.51 | 20.09 | 17,960,600 | 20.09 | | 3-Nov-09 | 19.50 | 19.79 | 18.82 | 19.36 | 8,712,600 | 19.36 | | 2-Nov-09 | 20.37 | 20.47 | 19.30 | 19.76 | 4,908,700 | 19.76 | | 30-Oct-09 | 19.91 | 20.25 | 19.32 | 20.10 | 4,709,000 | 20.10 | | 29-Oct-09 | 19.70 | 20.38 | 19.50 | 20.06 | 5,325,600 | 20.06 | | 28-Oct-09 | 20.30 | 20.52 | 19.25 | 19.36 | 6,322,100 | 19.36 | | 27-Oct-09 | 21.14 | 21.20 | 20.10 | 20.30 | 6,482,600 | 20.30 | | 26-Oct-09 | 22.55 | 22.75 | 21.46 | 21.65 | 3,829,200 | 21.65 | | 23-Oct-09 | 23.03 | 23.10 | 22.33 | 22.50 | 3,578,800 | 22.50 | | 22-Oct-09 | 23.11 | 23.25 | 22.64 | 22.73 | 2,504,100 | 22.73 | | 21-Oct-09 | 23.36 | 23.78 | 23.07 | 23.19 | 3,610,300 | 23.19 | | 20-Oct-09 | 24.16 | 24.20 | 23.40 | 23.63 | 1,790,900 | 23.63 | | 19-Oct-09 | 24.20 | 24.20 | 23.65 | 23.90 | 2,072,400 | 23.90 | | 16-Oct-09 | 23.40 | 24.25 | 23.40 | 24.01 | 2,792,700 | 24.01 | | 15-Oct-09 | 23.69 | 23.99 | 23.55 | 23.66 | 2,456,000 | 23.66 | | 14-Oct-09 | 24.58 | 24.58 | 24.01 | 24.07 | 2,143,900 | 24.07 | | 13-Oct-09 | 23.80 | 24.59 | 23.60 | 24.42 | 3,357,300 | 24.42 | | 9-Oct-09 | 23.77 | 24.23 | 23.73 | 24.12 | 3,056,200 | 24.12 | | 8-Oct-09 | 24.00 | 24.47 | 23.74 | 24.09 | 3,478,000 | 24.09 | | 7-Oct-09 | 23.62 | 23.92 | 23.11 | 23.92 | 4,462,700 | 23.92 | | 6-Oct-09 | 23.09 | 24.30 | 23.08 | 23.37 | 6,602,300 | 23.37 | | 5-Oct-09 | 22.33 | 22.75 | 22.07 | 22.61 | 2,606,600 | 22.61 | | 2-Oct-09 | 22.15 | 22.98 | 22.02 | 22.12 | 3,953,900 | 22.12 | | 1-Oct-09 | 23.53 | 23.53 | 22.28 | 22.44 | 3,625,700 | 22.44 | | 30-Sep-09 | 23.89 | 23.89 | 22.95 | 23.33 | 4,939,800 | 23.33 | | 29-Sep-09 | 22.40 | 23.50 | 22.35 | 23.43 | 6,789,100 | 23.43 | | 28-Sep-09 | 22.65 | 23.17 | 22.30 | 22.35 | 3,108,300 | 22.35 | | 25-Sep-09 | 22.45 | 22.78 | 22.28 | 22.40 | 3,169,900 | 22.40 | | 24-Sep-09 | 23.60 | 23.60 | 22.69 | 22.90 | 4,123,800 | 22.90 | | 23-Sep-09 | 23.93 | 24.25 | 23.37 | 23.45 | 3,814,200 | 23.45 | | 22-Sep-09 | 24.26 | 24.44 | 23.91 | 24.12 | 3,453,900 | 24.12 | | 21-Sep-09 | 23.00 | 23.93 | 22.85 | 23.87 | 2,791,200 | 23.87 | | 21-Sep-09 | $ 0.055 Dividend | | 18-Sep-09 | 24.55 | 24.57 | 23.38 | 23.38 | 5,343,100 | 23.32 | | 17-Sep-09 | 24.64 | 25.12 | 23.96 | 24.40 | 3,980,100 | 24.34 | | 16-Sep-09 | 24.85 | 25.22 | 24.60 | 24.74 | 4,841,200 | 24.68 | | 15-Sep-09 | 23.75 | 24.60 | 23.74 | 24.60 | 2,966,200 | 24.54 | | 14-Sep-09 | 23.83 | 24.50 | 23.72 | 23.92 | 2,899,600 | 23.86 | | 11-Sep-09 | 24.05 | 24.57 | 23.51 | 24.33 | 4,967,100 | 24.27 | | 10-Sep-09 | 22.69 | 23.75 | 22.69 | 23.69 | 3,570,500 | 23.63 | | 9-Sep-09 | 23.70 | 23.99 | 22.67 | 22.86 | 4,205,700 | 22.81 | | 8-Sep-09 | 24.75 | 24.92 | 23.43 | 23.58 | 4,788,300 | 23.52 | | * Close price adjusted for dividends and splits. |
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