| Date | Open | High | Low | Close | Volume | Adj Close* | | 9-Feb-10 | 52.14 | 52.52 | 51.58 | 52.20 | 1,707,500 | 52.20 | | 8-Feb-10 | 51.77 | 52.21 | 51.47 | 51.48 | 5,762,200 | 51.48 | | 5-Feb-10 | 52.02 | 52.13 | 51.01 | 52.05 | 2,332,300 | 52.05 | | 4-Feb-10 | 53.24 | 53.29 | 51.91 | 51.95 | 3,351,300 | 51.95 | | 3-Feb-10 | 53.79 | 54.10 | 53.17 | 53.57 | 2,276,100 | 53.57 | | 2-Feb-10 | 53.65 | 54.13 | 53.31 | 53.99 | 1,190,000 | 53.99 | | 1-Feb-10 | 53.26 | 53.62 | 53.00 | 53.51 | 1,375,100 | 53.51 | | 29-Jan-10 | 53.76 | 54.32 | 52.90 | 53.00 | 2,115,700 | 53.00 | | 28-Jan-10 | 54.62 | 54.70 | 53.09 | 53.52 | 1,674,700 | 53.52 | | 27-Jan-10 | 53.75 | 54.61 | 53.54 | 54.50 | 1,998,000 | 54.50 | | 26-Jan-10 | 54.16 | 54.62 | 53.89 | 53.94 | 1,327,200 | 53.94 | | 25-Jan-10 | 54.68 | 54.70 | 54.04 | 54.36 | 1,617,300 | 54.36 | | 22-Jan-10 | 55.22 | 55.50 | 54.16 | 54.29 | 2,178,200 | 54.29 | | 21-Jan-10 | 56.06 | 56.45 | 55.02 | 55.38 | 1,799,300 | 55.38 | | 20-Jan-10 | 56.45 | 56.45 | 55.39 | 56.03 | 1,696,500 | 56.03 | | 19-Jan-10 | 56.05 | 56.84 | 56.05 | 56.84 | 2,622,800 | 56.84 | | 15-Jan-10 | 56.59 | 56.69 | 55.39 | 55.86 | 1,329,400 | 55.86 | | 14-Jan-10 | 56.15 | 56.74 | 56.08 | 56.59 | 1,064,300 | 56.59 | | 13-Jan-10 | 55.85 | 56.44 | 55.45 | 56.37 | 1,327,500 | 56.37 | | 12-Jan-10 | 55.92 | 56.09 | 55.43 | 55.72 | 1,875,900 | 55.72 | | 11-Jan-10 | 56.72 | 56.78 | 55.99 | 56.25 | 821,000 | 56.25 | | 8-Jan-10 | 56.07 | 56.45 | 55.89 | 56.45 | 689,500 | 56.45 | | 7-Jan-10 | 55.87 | 56.24 | 55.32 | 56.23 | 2,087,600 | 56.23 | | 6-Jan-10 | 55.82 | 56.11 | 55.63 | 55.84 | 930,700 | 55.84 | | 5-Jan-10 | 56.02 | 56.17 | 55.60 | 55.90 | 1,535,500 | 55.90 | | 4-Jan-10 | 55.60 | 56.16 | 55.56 | 56.07 | 1,527,800 | 56.07 | | 31-Dec-09 | 55.68 | 55.94 | 54.72 | 54.72 | 926,400 | 54.72 | | 30-Dec-09 | 55.41 | 55.85 | 55.16 | 55.63 | 1,313,300 | 55.63 | | 29-Dec-09 | 55.80 | 55.84 | 55.54 | 55.57 | 2,193,000 | 55.57 | | 28-Dec-09 | 55.94 | 55.95 | 55.38 | 55.67 | 802,700 | 55.67 | | 24-Dec-09 | 55.68 | 55.73 | 55.47 | 55.73 | 224,300 | 55.73 | | 24-Dec-09 | $ 0.17 Dividend | | 23-Dec-09 | 55.28 | 55.75 | 54.98 | 55.70 | 1,010,800 | 55.53 | | 22-Dec-09 | 54.54 | 55.00 | 54.42 | 54.96 | 1,147,200 | 54.79 | | 21-Dec-09 | 54.05 | 54.53 | 54.03 | 54.39 | 1,044,200 | 54.22 | | 18-Dec-09 | 53.60 | 53.71 | 52.89 | 53.71 | 1,171,000 | 53.55 | | 17-Dec-09 | 53.34 | 53.52 | 52.76 | 53.21 | 1,034,500 | 53.05 | | 16-Dec-09 | 53.72 | 53.90 | 53.28 | 53.67 | 1,019,800 | 53.51 | | 15-Dec-09 | 53.32 | 53.79 | 53.15 | 53.36 | 1,170,500 | 53.20 | | 14-Dec-09 | 52.92 | 53.44 | 52.39 | 53.40 | 1,475,400 | 53.24 | | 11-Dec-09 | 52.29 | 52.57 | 51.90 | 52.51 | 638,800 | 52.35 | | 10-Dec-09 | 52.42 | 55.17 | 51.74 | 51.90 | 1,011,300 | 51.74 | | 9-Dec-09 | 52.27 | 52.40 | 51.71 | 52.21 | 959,900 | 52.05 | | 8-Dec-09 | 52.26 | 52.66 | 51.69 | 52.40 | 1,313,600 | 52.24 | | 7-Dec-09 | 52.52 | 52.92 | 52.27 | 52.61 | 959,600 | 52.45 | | 4-Dec-09 | 52.37 | 53.05 | 51.65 | 52.55 | 2,469,100 | 52.39 | | 3-Dec-09 | 52.21 | 52.58 | 51.27 | 51.28 | 1,211,600 | 51.12 | | 2-Dec-09 | 51.49 | 52.51 | 51.49 | 52.04 | 1,149,000 | 51.88 | | 1-Dec-09 | 51.21 | 51.66 | 51.04 | 51.47 | 1,054,200 | 51.31 | | 30-Nov-09 | 50.41 | 50.81 | 49.66 | 50.71 | 2,024,300 | 50.56 | | 27-Nov-09 | 49.93 | 51.22 | 49.87 | 50.60 | 901,700 | 50.45 | | 25-Nov-09 | 52.13 | 52.22 | 51.71 | 51.80 | 1,047,200 | 51.64 | | 24-Nov-09 | 52.12 | 52.13 | 51.26 | 51.82 | 1,354,800 | 51.66 | | 23-Nov-09 | 51.85 | 52.67 | 51.82 | 52.13 | 1,233,400 | 51.97 | | 20-Nov-09 | 50.77 | 51.29 | 50.70 | 51.12 | 846,200 | 50.96 | | 19-Nov-09 | 52.06 | 52.09 | 50.78 | 51.18 | 1,185,600 | 51.02 | | 18-Nov-09 | 52.69 | 52.71 | 51.99 | 52.54 | 941,900 | 52.38 | | 17-Nov-09 | 52.57 | 52.81 | 52.20 | 52.63 | 916,100 | 52.47 | | 16-Nov-09 | 51.71 | 53.07 | 51.70 | 52.68 | 1,270,200 | 52.52 | | 13-Nov-09 | 51.04 | 51.55 | 50.41 | 51.31 | 1,395,300 | 51.15 | | 12-Nov-09 | 51.89 | 52.23 | 50.79 | 50.96 | 1,478,500 | 50.80 | | 11-Nov-09 | 51.98 | 52.44 | 51.51 | 51.96 | 941,300 | 51.80 | | 10-Nov-09 | 51.74 | 52.10 | 51.11 | 51.57 | 1,809,400 | 51.41 | | 9-Nov-09 | 51.23 | 51.87 | 51.18 | 51.82 | 1,182,000 | 51.66 | | 6-Nov-09 | 50.28 | 51.26 | 50.11 | 50.82 | 1,490,700 | 50.66 | | 5-Nov-09 | 49.93 | 50.87 | 49.68 | 50.79 | 995,900 | 50.63 | | 4-Nov-09 | 50.33 | 50.50 | 49.35 | 49.37 | 2,382,400 | 49.22 | | * Close price adjusted for dividends and splits. |
|