| Date | Open | High | Low | Close | Volume | Adj Close* | | 9-Feb-10 | 21.81 | 21.89 | 21.81 | 21.87 | 4,620,600 | 21.87 | | 8-Feb-10 | 21.80 | 21.87 | 21.80 | 21.80 | 6,262,700 | 21.80 | | 5-Feb-10 | 21.76 | 21.90 | 21.72 | 21.84 | 14,078,500 | 21.84 | | 4-Feb-10 | 21.67 | 21.83 | 21.65 | 21.78 | 9,383,900 | 21.78 | | 3-Feb-10 | 21.69 | 21.76 | 21.64 | 21.65 | 2,902,000 | 21.65 | | 2-Feb-10 | 21.68 | 21.74 | 21.65 | 21.65 | 3,040,200 | 21.65 | | 1-Feb-10 | 21.61 | 21.75 | 21.60 | 21.70 | 3,121,700 | 21.70 | | 29-Jan-10 | 21.55 | 21.71 | 21.53 | 21.64 | 2,924,000 | 21.64 | | 28-Jan-10 | 21.50 | 21.60 | 21.46 | 21.53 | 3,884,500 | 21.53 | | 27-Jan-10 | 21.52 | 21.57 | 21.46 | 21.48 | 5,266,500 | 21.48 | | 26-Jan-10 | 21.53 | 21.59 | 21.50 | 21.51 | 2,396,900 | 21.51 | | 25-Jan-10 | 21.66 | 21.66 | 21.53 | 21.55 | 2,408,900 | 21.55 | | 22-Jan-10 | 21.54 | 21.62 | 21.53 | 21.54 | 2,690,200 | 21.54 | | 21-Jan-10 | 21.46 | 21.58 | 21.46 | 21.54 | 2,815,600 | 21.54 | | 20-Jan-10 | 21.49 | 21.57 | 21.42 | 21.49 | 1,880,400 | 21.49 | | 19-Jan-10 | 21.45 | 21.57 | 21.38 | 21.52 | 3,263,600 | 21.52 | | 15-Jan-10 | 21.46 | 21.46 | 21.43 | 21.43 | 1,453,400 | 21.43 | | 14-Jan-10 | 21.45 | 21.48 | 21.43 | 21.43 | 1,940,600 | 21.43 | | 13-Jan-10 | 21.48 | 21.49 | 21.42 | 21.48 | 1,555,200 | 21.48 | | 12-Jan-10 | 21.40 | 21.52 | 21.40 | 21.42 | 2,884,300 | 21.42 | | 11-Jan-10 | 21.41 | 21.46 | 21.41 | 21.43 | 846,000 | 21.43 | | 8-Jan-10 | 21.42 | 21.48 | 21.40 | 21.42 | 1,719,400 | 21.42 | | 7-Jan-10 | 21.37 | 21.46 | 21.30 | 21.44 | 3,742,100 | 21.44 | | 6-Jan-10 | 21.18 | 21.35 | 21.18 | 21.32 | 1,731,500 | 21.32 | | 5-Jan-10 | 21.07 | 21.30 | 20.93 | 21.25 | 5,051,500 | 21.25 | | 4-Jan-10 | 21.13 | 21.23 | 21.02 | 21.04 | 3,121,500 | 21.04 | | 31-Dec-09 | 21.21 | 21.21 | 21.06 | 21.06 | 628,800 | 21.06 | | 30-Dec-09 | 21.05 | 21.17 | 21.05 | 21.15 | 1,083,200 | 21.15 | | 29-Dec-09 | 21.08 | 21.12 | 21.04 | 21.08 | 816,200 | 21.08 | | 28-Dec-09 | 21.09 | 21.11 | 21.01 | 21.03 | 1,545,800 | 21.03 | | 24-Dec-09 | 21.04 | 21.08 | 21.00 | 21.08 | 909,200 | 21.08 | | 23-Dec-09 | 20.90 | 21.06 | 20.90 | 21.01 | 2,245,600 | 21.01 | | 22-Dec-09 | 20.85 | 20.99 | 20.85 | 20.94 | 1,407,500 | 20.94 | | 21-Dec-09 | 20.79 | 20.99 | 20.75 | 20.89 | 3,839,800 | 20.89 | | 18-Dec-09 | 20.55 | 20.60 | 20.38 | 20.56 | 2,683,000 | 20.56 | | 17-Dec-09 | 20.59 | 20.68 | 20.52 | 20.52 | 3,108,500 | 20.52 | | 16-Dec-09 | 20.78 | 20.78 | 20.54 | 20.56 | 4,847,200 | 20.56 | | 15-Dec-09 | 20.39 | 20.77 | 20.39 | 20.57 | 4,195,800 | 20.57 | | 14-Dec-09 | 20.24 | 20.47 | 20.18 | 20.38 | 5,461,900 | 20.38 | | 11-Dec-09 | 21.32 | 21.33 | 17.33 | 20.05 | 45,426,800 | 20.05 | | 10-Dec-09 | 21.37 | 21.38 | 21.34 | 21.36 | 1,715,800 | 21.36 | | 9-Dec-09 | 21.33 | 21.36 | 21.31 | 21.35 | 1,920,400 | 21.35 | | 8-Dec-09 | 21.35 | 21.38 | 21.27 | 21.34 | 4,326,400 | 21.34 | | 7-Dec-09 | 21.38 | 21.44 | 21.33 | 21.36 | 3,083,800 | 21.36 | | 4-Dec-09 | 21.50 | 21.50 | 21.31 | 21.34 | 5,042,600 | 21.34 | | 3-Dec-09 | 21.47 | 21.50 | 21.40 | 21.40 | 2,418,200 | 21.40 | | 2-Dec-09 | 21.44 | 21.49 | 21.40 | 21.49 | 1,662,000 | 21.49 | | 1-Dec-09 | 21.38 | 21.45 | 21.38 | 21.45 | 1,671,900 | 21.45 | | 30-Nov-09 | 21.33 | 21.41 | 21.30 | 21.36 | 4,197,900 | 21.36 | | 27-Nov-09 | 21.30 | 21.45 | 21.29 | 21.38 | 4,219,500 | 21.38 | | 25-Nov-09 | 21.52 | 21.57 | 21.38 | 21.46 | 7,828,600 | 21.46 | | 24-Nov-09 | 21.59 | 21.66 | 21.51 | 21.52 | 6,065,700 | 21.52 | | 23-Nov-09 | 21.60 | 21.68 | 21.48 | 21.66 | 3,466,200 | 21.66 | | 20-Nov-09 | 21.36 | 21.49 | 21.35 | 21.45 | 7,289,800 | 21.45 | | 19-Nov-09 | 21.50 | 21.65 | 21.38 | 21.38 | 4,863,300 | 21.38 | | 18-Nov-09 | 21.41 | 21.50 | 21.39 | 21.46 | 7,158,600 | 21.46 | | 17-Nov-09 | 21.44 | 21.45 | 21.33 | 21.43 | 4,401,200 | 21.43 | | 16-Nov-09 | 21.47 | 21.50 | 21.35 | 21.45 | 13,847,300 | 21.45 | | 13-Nov-09 | 21.26 | 21.34 | 21.22 | 21.29 | 7,218,200 | 21.29 | | 12-Nov-09 | 21.11 | 21.37 | 21.10 | 21.26 | 11,475,900 | 21.26 | | 11-Nov-09 | 21.03 | 21.19 | 21.01 | 21.11 | 7,529,400 | 21.11 | | 10-Nov-09 | 21.00 | 21.05 | 20.98 | 21.01 | 8,512,800 | 21.01 | | 9-Nov-09 | 20.95 | 21.07 | 20.93 | 20.99 | 9,388,700 | 20.99 | | 6-Nov-09 | 20.88 | 20.91 | 20.69 | 20.87 | 14,724,900 | 20.87 | | 5-Nov-09 | 19.80 | 21.09 | 18.00 | 20.73 | 49,082,400 | 20.73 | | 4-Nov-09 | 17.09 | 17.13 | 16.80 | 16.81 | 1,948,500 | 16.81 | | 4-Nov-09 | $ 0.03 Dividend | | * Close price adjusted for dividends and splits. |
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