| Date | Open | High | Low | Close | Volume | Adj Close* | | 18-Dec-09 | 22.22 | 22.36 | 22.12 | 22.33 | 7,314,600 | 22.33 | | 18-Dec-09 | $ 0.079 Dividend | | 17-Dec-09 | 22.27 | 22.27 | 22.06 | 22.08 | 5,125,100 | 22.00 | | 16-Dec-09 | 22.39 | 22.46 | 22.31 | 22.35 | 4,483,000 | 22.27 | | 15-Dec-09 | 22.37 | 22.46 | 22.20 | 22.28 | 5,083,800 | 22.20 | | 14-Dec-09 | 22.41 | 22.45 | 22.30 | 22.42 | 11,716,500 | 22.34 | | 11-Dec-09 | 22.37 | 22.40 | 22.17 | 22.24 | 4,098,000 | 22.16 | | 10-Dec-09 | 22.27 | 22.39 | 22.25 | 22.29 | 10,928,400 | 22.21 | | 9-Dec-09 | 22.02 | 22.19 | 21.88 | 22.19 | 7,479,300 | 22.11 | | 8-Dec-09 | 22.08 | 22.17 | 21.90 | 21.98 | 8,826,300 | 21.90 | | 7-Dec-09 | 22.24 | 22.31 | 22.13 | 22.18 | 6,634,500 | 22.10 | | 4-Dec-09 | 22.31 | 22.45 | 22.00 | 22.22 | 11,020,800 | 22.14 | | 3-Dec-09 | 22.17 | 22.27 | 22.03 | 22.08 | 6,448,300 | 22.00 | | 2-Dec-09 | 22.10 | 22.27 | 22.03 | 22.07 | 5,212,200 | 21.99 | | 1-Dec-09 | 21.92 | 22.15 | 21.91 | 22.10 | 8,527,100 | 22.02 | | 30-Nov-09 | 21.70 | 21.80 | 21.56 | 21.75 | 6,983,200 | 21.67 | | 27-Nov-09 | 21.54 | 21.86 | 21.46 | 21.71 | 5,257,500 | 21.63 | | 25-Nov-09 | 22.07 | 22.11 | 22.01 | 22.07 | 3,507,600 | 21.99 | | 24-Nov-09 | 22.06 | 22.07 | 21.90 | 22.03 | 7,012,600 | 21.95 | | 23-Nov-09 | 21.91 | 22.11 | 21.89 | 22.07 | 7,236,100 | 21.99 | | 20-Nov-09 | 21.66 | 21.74 | 21.61 | 21.69 | 5,551,300 | 21.61 | | 19-Nov-09 | 21.97 | 21.98 | 21.67 | 21.80 | 10,573,400 | 21.72 | | 18-Nov-09 | 22.21 | 22.21 | 21.99 | 22.12 | 4,210,700 | 22.04 | | 17-Nov-09 | 22.05 | 22.24 | 22.03 | 22.24 | 4,999,900 | 22.16 | | 16-Nov-09 | 22.00 | 22.18 | 21.94 | 22.14 | 8,002,600 | 22.06 | | 13-Nov-09 | 21.80 | 21.96 | 21.65 | 21.90 | 5,436,200 | 21.82 | | 12-Nov-09 | 21.86 | 21.96 | 21.68 | 21.70 | 6,361,400 | 21.62 | | 11-Nov-09 | 21.86 | 21.92 | 21.72 | 21.86 | 5,211,600 | 21.78 | | 10-Nov-09 | 21.69 | 21.80 | 21.62 | 21.73 | 5,367,300 | 21.65 | | 9-Nov-09 | 21.42 | 21.81 | 21.36 | 21.74 | 7,437,400 | 21.66 | | 6-Nov-09 | 21.11 | 21.30 | 21.07 | 21.25 | 4,962,100 | 21.17 | | 5-Nov-09 | 21.06 | 21.27 | 21.01 | 21.22 | 6,739,200 | 21.14 | | 4-Nov-09 | 20.74 | 21.02 | 20.74 | 20.77 | 7,935,400 | 20.70 | | 3-Nov-09 | 20.56 | 20.65 | 20.46 | 20.65 | 15,033,000 | 20.58 | | 2-Nov-09 | 20.63 | 20.88 | 20.46 | 20.73 | 16,750,800 | 20.66 | | 30-Oct-09 | 21.15 | 21.15 | 20.59 | 20.61 | 11,335,000 | 20.54 | | 29-Oct-09 | 20.97 | 21.20 | 20.86 | 21.17 | 10,726,100 | 21.09 | | 28-Oct-09 | 20.94 | 21.12 | 20.76 | 20.77 | 13,055,600 | 20.70 | | 27-Oct-09 | 21.20 | 21.32 | 21.00 | 21.08 | 9,355,900 | 21.00 | | 26-Oct-09 | 21.38 | 21.59 | 21.14 | 21.19 | 10,609,500 | 21.11 | | 23-Oct-09 | 21.67 | 21.70 | 21.24 | 21.33 | 16,499,000 | 21.25 | | 22-Oct-09 | 21.30 | 21.45 | 21.14 | 21.39 | 10,329,700 | 21.31 | | 21-Oct-09 | 21.29 | 21.63 | 21.23 | 21.29 | 9,058,400 | 21.21 | | 20-Oct-09 | 21.49 | 21.50 | 21.18 | 21.28 | 7,084,600 | 21.20 | | 19-Oct-09 | 21.18 | 21.36 | 21.10 | 21.35 | 9,160,400 | 21.27 | | 16-Oct-09 | 21.23 | 21.24 | 21.00 | 21.12 | 7,215,600 | 21.04 | | 15-Oct-09 | 21.26 | 21.33 | 21.17 | 21.32 | 5,721,500 | 21.24 | | 14-Oct-09 | 21.41 | 21.41 | 21.24 | 21.36 | 9,181,200 | 21.28 | | 13-Oct-09 | 21.04 | 21.16 | 20.95 | 21.11 | 4,801,100 | 21.03 | | 12-Oct-09 | 21.10 | 21.15 | 20.92 | 21.03 | 3,998,800 | 20.95 | | 9-Oct-09 | 20.80 | 21.02 | 20.77 | 21.02 | 9,212,800 | 20.94 | | 8-Oct-09 | 20.92 | 20.98 | 20.76 | 20.88 | 4,999,300 | 20.81 | | 7-Oct-09 | 20.74 | 20.81 | 20.65 | 20.75 | 5,191,200 | 20.68 | | 6-Oct-09 | 20.52 | 20.81 | 20.50 | 20.79 | 8,246,500 | 20.72 | | 5-Oct-09 | 20.30 | 20.46 | 20.16 | 20.42 | 6,220,300 | 20.35 | | 2-Oct-09 | 20.09 | 20.36 | 20.09 | 20.25 | 7,155,000 | 20.18 | | 1-Oct-09 | 20.77 | 20.77 | 20.25 | 20.25 | 16,202,400 | 20.18 | | 30-Sep-09 | 20.86 | 20.99 | 20.55 | 20.87 | 14,908,100 | 20.80 | | 29-Sep-09 | 20.92 | 21.02 | 20.77 | 20.81 | 11,108,200 | 20.74 | | 28-Sep-09 | 20.70 | 21.08 | 20.70 | 20.92 | 5,063,000 | 20.85 | | 25-Sep-09 | 20.64 | 20.78 | 20.55 | 20.58 | 9,222,500 | 20.51 | | 24-Sep-09 | 21.00 | 21.03 | 20.63 | 20.71 | 5,582,000 | 20.64 | | 23-Sep-09 | 21.00 | 21.24 | 20.84 | 20.91 | 6,525,400 | 20.84 | | 22-Sep-09 | 20.96 | 20.97 | 20.79 | 20.91 | 5,689,900 | 20.84 | | 21-Sep-09 | 20.75 | 20.89 | 20.67 | 20.80 | 6,007,900 | 20.73 | | 18-Sep-09 | 20.85 | 20.93 | 20.73 | 20.89 | 6,549,300 | 20.82 | | 18-Sep-09 | $ 0.077 Dividend | | 17-Sep-09 | 20.86 | 20.99 | 20.78 | 20.84 | 5,726,500 | 20.69 | | * Close price adjusted for dividends and splits. |
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