| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2011 | 48.51 | 48.74 | 47.96 | 48.28 | 124,890 | -0.29(-0.60%) |
| Feb 25, 2011 | 48.42 | 48.60 | 48.12 | 48.57 | 46,380 | +0.42(+0.87%) |
| Feb 24, 2011 | 47.86 | 48.47 | 47.54 | 48.15 | 78,760 | +0.05(+0.10%) |
| Feb 23, 2011 | 49.01 | 49.38 | 47.50 | 48.10 | 152,811 | -1.30(-2.63%) |
| Feb 22, 2011 | 49.98 | 50.10 | 49.00 | 49.40 | 111,830 | -0.59(-1.18%) |
| Feb 18, 2011 | 50.22 | 50.22 | 49.66 | 49.99 | 94,731 | -0.07(-0.14%) |
| Feb 17, 2011 | 49.68 | 50.08 | 49.39 | 50.06 | 42,372 | +0.12(+0.24%) |
| Feb 16, 2011 | 50.14 | 50.14 | 49.06 | 49.94 | 31,091 | -0.10(-0.20%) |
| Feb 15, 2011 | 49.67 | 50.22 | 49.40 | 50.04 | 41,832 | +0.57(+1.15%) |
| Feb 14, 2011 | 49.46 | 49.69 | 49.29 | 49.47 | 60,466 | -0.24(-0.48%) |
| Feb 11, 2011 | 49.06 | 49.71 | 49.06 | 49.71 | 58,006 | +0.02(+0.04%) |
| Feb 10, 2011 | 50.20 | 50.40 | 49.48 | 49.69 | 53,832 | -0.54(-1.08%) |
| Feb 09, 2011 | 50.08 | 50.45 | 50.03 | 50.23 | 33,856 | -0.03(-0.06%) |
| Feb 08, 2011 | 50.34 | 50.90 | 50.02 | 50.26 | 72,668 | -1.15(-2.24%) |
| Feb 07, 2011 | 51.40 | 51.50 | 51.19 | 51.41 | 97,097 | +0.32(+0.63%) |
| Feb 04, 2011 | 51.00 | 51.38 | 50.65 | 51.09 | 38,691 | +0.10(+0.20%) |
| Feb 03, 2011 | 50.47 | 51.00 | 50.30 | 50.99 | 49,982 | +0.37(+0.73%) |
| Feb 02, 2011 | 50.84 | 51.00 | 50.51 | 50.62 | 56,556 | -0.08(-0.16%) |
| Feb 01, 2011 | 50.24 | 50.97 | 50.01 | 50.70 | 43,073 | +0.84(+1.68%) |
| Jan 31, 2011 | 50.32 | 50.95 | 49.36 | 49.86 | 43,021 | -0.13(-0.26%) |
| Jan 28, 2011 | 50.69 | 50.80 | 49.86 | 49.99 | 38,774 | -0.38(-0.75%) |
| Jan 27, 2011 | 50.06 | 50.69 | 49.95 | 50.37 | 46,812 | +0.31(+0.62%) |
| Jan 26, 2011 | 50.30 | 50.30 | 49.42 | 50.06 | 100,413 | -0.40(-0.79%) |
| Jan 25, 2011 | 50.67 | 50.75 | 49.99 | 50.46 | 40,944 | +0.24(+0.48%) |
| Jan 24, 2011 | 49.67 | 50.47 | 49.67 | 50.22 | 36,835 | +0.54(+1.09%) |
| Jan 21, 2011 | 49.50 | 50.19 | 49.50 | 49.68 | 62,478 | -0.01(-0.02%) |
| Jan 20, 2011 | 50.19 | 50.81 | 49.20 | 49.69 | 40,245 | -0.20(-0.40%) |
| Jan 19, 2011 | 50.41 | 50.83 | 49.50 | 49.89 | 55,756 | -0.61(-1.21%) |
| Jan 18, 2011 | 50.13 | 50.56 | 50.13 | 50.50 | 38,336 | +0.30(+0.60%) |
| Jan 14, 2011 | 50.02 | 50.45 | 49.89 | 50.20 | 36,262 | +0.23(+0.46%) |
| Jan 13, 2011 | 49.83 | 50.05 | 49.56 | 49.97 | 42,730 | +0.32(+0.64%) |
| Jan 12, 2011 | 49.96 | 50.00 | 49.63 | 49.65 | 36,476 | +0.17(+0.34%) |
| Jan 11, 2011 | 49.39 | 49.60 | 49.04 | 49.48 | 41,168 | +0.46(+0.94%) |
| Jan 10, 2011 | 48.69 | 49.12 | 48.40 | 49.02 | 45,736 | +0.26(+0.53%) |
| Jan 07, 2011 | 48.50 | 48.79 | 48.40 | 48.76 | 31,461 | +0.17(+0.35%) |
| Jan 06, 2011 | 49.10 | 49.39 | 48.50 | 48.59 | 42,529 | -0.03(-0.06%) |
| Jan 05, 2011 | 48.67 | 49.05 | 46.98 | 48.62 | 43,715 | +0.00(+0.00%) |
| Jan 04, 2011 | 49.09 | 49.15 | 48.50 | 48.62 | 43,113 | -0.25(-0.51%) |
| Jan 03, 2011 | 49.00 | 49.96 | 48.71 | 48.87 | 86,446 | +0.06(+0.12%) |
| Dec 31, 2010 | 48.77 | 48.92 | 48.63 | 48.81 | 22,431 | +0.09(+0.18%) |
| Dec 30, 2010 | 48.68 | 48.97 | 48.67 | 48.72 | 16,041 | -0.10(-0.20%) |
| Dec 29, 2010 | 48.96 | 49.00 | 48.50 | 48.82 | 37,490 | +0.09(+0.18%) |
| Dec 28, 2010 | 48.87 | 48.90 | 48.30 | 48.73 | 45,417 | +0.11(+0.23%) |
| Dec 27, 2010 | 48.83 | 48.83 | 48.58 | 48.62 | 23,763 | -0.17(-0.35%) |
| Dec 23, 2010 | 48.78 | 48.97 | 48.60 | 48.79 | 21,931 | -0.14(-0.29%) |
| Dec 22, 2010 | 48.76 | 49.00 | 48.59 | 48.93 | 31,487 | +0.23(+0.47%) |
| Dec 21, 2010 | 48.31 | 48.80 | 48.13 | 48.70 | 40,966 | +0.68(+1.42%) |
| Dec 20, 2010 | 47.75 | 48.08 | 47.68 | 48.02 | 53,157 | +0.22(+0.46%) |
| Dec 17, 2010 | 48.02 | 48.42 | 47.80 | 47.80 | 57,278 | -0.54(-1.12%) |
| Dec 16, 2010 | 48.31 | 48.46 | 48.11 | 48.34 | 36,225 | -0.14(-0.29%) |
| Dec 15, 2010 | 48.83 | 48.83 | 48.31 | 48.48 | 39,846 | -0.37(-0.76%) |
| Dec 14, 2010 | 48.84 | 49.29 | 48.61 | 48.85 | 50,065 | -0.12(-0.25%) |
| Dec 13, 2010 | 48.69 | 49.00 | 48.25 | 48.97 | 68,601 | -0.11(-0.22%) |
| Dec 10, 2010 | 48.74 | 49.10 | 47.91 | 49.08 | 41,133 | +0.88(+1.83%) |
| Dec 09, 2010 | 48.09 | 48.44 | 47.80 | 48.20 | 42,523 | +0.17(+0.35%) |
| Dec 08, 2010 | 48.05 | 48.75 | 47.43 | 48.03 | 48,092 | +0.06(+0.13%) |
| Dec 07, 2010 | 48.00 | 48.25 | 47.51 | 47.97 | 65,002 | +0.02(+0.04%) |
| Dec 06, 2010 | 47.66 | 48.23 | 47.56 | 47.95 | 48,921 | +0.04(+0.08%) |
| Dec 03, 2010 | 47.61 | 48.07 | 47.60 | 47.91 | 43,293 | -0.08(-0.17%) |
| Dec 02, 2010 | 47.53 | 48.05 | 47.27 | 47.99 | 77,279 | +0.36(+0.76%) |