| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 23.18 | 23.29 | 23.13 | 23.13 | 40,417 | -0.04(-0.16%) |
| Feb 27, 2013 | 22.80 | 23.25 | 22.80 | 23.17 | 36,057 | +0.31(+1.34%) |
| Feb 26, 2013 | 22.81 | 22.86 | 22.67 | 22.86 | 61,008 | -0.32(-1.38%) |
| Feb 22, 2013 | 23.05 | 23.21 | 23.03 | 23.18 | 54,247 | +0.26(+1.13%) |
| Feb 21, 2013 | 23.20 | 23.20 | 22.83 | 22.92 | 32,645 | -0.37(-1.59%) |
| Feb 20, 2013 | 23.74 | 23.75 | 23.28 | 23.29 | 72,276 | -0.42(-1.77%) |
| Feb 19, 2013 | 23.58 | 23.71 | 23.58 | 23.71 | 162,132 | +0.13(+0.55%) |
| Feb 15, 2013 | 23.70 | 23.70 | 23.52 | 23.58 | 28,343 | -0.11(-0.46%) |
| Feb 14, 2013 | 23.41 | 23.71 | 23.41 | 23.69 | 58,605 | +0.22(+0.94%) |
| Feb 13, 2013 | 23.57 | 23.57 | 23.38 | 23.47 | 43,630 | -0.07(-0.30%) |
| Feb 12, 2013 | 23.48 | 23.63 | 23.48 | 23.54 | 150,514 | +0.02(+0.09%) |
| Feb 11, 2013 | 23.47 | 23.54 | 23.44 | 23.52 | 270,251 | +0.06(+0.26%) |
| Feb 08, 2013 | 23.30 | 24.00 | 22.77 | 23.46 | 150,659 | +0.30(+1.31%) |
| Feb 07, 2013 | 23.23 | 23.23 | 22.99 | 23.16 | 64,595 | -0.14(-0.62%) |
| Feb 06, 2013 | 23.16 | 23.30 | 23.16 | 23.30 | 40,422 | +0.38(+1.66%) |
| Feb 04, 2013 | 23.11 | 23.20 | 22.90 | 22.92 | 40,100 | -0.27(-1.16%) |
| Feb 01, 2013 | 23.07 | 23.23 | 23.04 | 23.19 | 50,696 | +0.29(+1.27%) |
| Jan 31, 2013 | 22.95 | 22.98 | 22.83 | 22.90 | 79,623 | +0.03(+0.14%) |
| Jan 30, 2013 | 22.94 | 23.07 | 22.83 | 22.87 | 187,245 | -0.05(-0.22%) |
| Jan 29, 2013 | 23.07 | 23.07 | 22.85 | 22.92 | 312,256 | -0.26(-1.12%) |
| Jan 28, 2013 | 23.17 | 23.25 | 23.11 | 23.18 | 2,585,034 | +0.02(+0.09%) |
| Jan 25, 2013 | 23.01 | 23.18 | 23.01 | 23.16 | 98,770 | +0.26(+1.14%) |
| Jan 24, 2013 | 22.77 | 23.06 | 22.77 | 22.90 | 131,638 | +0.05(+0.22%) |
| Jan 23, 2013 | 22.87 | 22.89 | 22.76 | 22.85 | 32,109 | +0.07(+0.31%) |
| Jan 22, 2013 | 22.73 | 22.80 | 22.66 | 22.78 | 57,530 | +0.07(+0.31%) |
| Jan 18, 2013 | 22.73 | 22.73 | 22.63 | 22.71 | 16,953 | -0.10(-0.44%) |
| Jan 17, 2013 | 22.67 | 22.84 | 22.67 | 22.81 | 98,278 | +0.21(+0.93%) |
| Jan 16, 2013 | 22.55 | 22.67 | 22.53 | 22.60 | 37,372 | +0.02(+0.09%) |
| Jan 15, 2013 | 22.52 | 22.59 | 22.46 | 22.58 | 38,015 | +0.04(+0.17%) |
| Jan 14, 2013 | 22.42 | 22.56 | 22.37 | 22.54 | 61,227 | +0.08(+0.37%) |
| Jan 12, 2013 | 22.28 | 22.46 | 22.28 | 22.46 | 41,951 | +0.00(+0.00%) |
| Jan 11, 2013 | 22.28 | 22.46 | 22.28 | 22.46 | 41,951 | +0.17(+0.75%) |
| Jan 10, 2013 | 22.27 | 22.37 | 22.13 | 22.29 | 72,868 | +0.11(+0.50%) |
| Jan 09, 2013 | 22.07 | 22.19 | 22.07 | 22.18 | 224,599 | +0.17(+0.77%) |
| Jan 08, 2013 | 22.18 | 22.20 | 21.95 | 22.01 | 53,142 | -0.16(-0.72%) |
| Jan 07, 2013 | 22.23 | 22.26 | 22.14 | 22.17 | 167,311 | -0.12(-0.54%) |
| Jan 04, 2013 | 22.21 | 22.32 | 22.21 | 22.29 | 80,751 | +0.08(+0.36%) |
| Jan 03, 2013 | 22.38 | 22.46 | 22.20 | 22.21 | 28,985 | -0.20(-0.89%) |
| Jan 02, 2013 | 22.27 | 22.41 | 22.18 | 22.41 | 98,966 | +0.73(+3.36%) |
| Dec 31, 2012 | 21.29 | 21.76 | 21.28 | 21.68 | 23,419 | +0.38(+1.79%) |
| Dec 28, 2012 | 21.37 | 21.48 | 21.30 | 21.30 | 40,306 | -0.16(-0.75%) |
| Dec 27, 2012 | 21.53 | 21.55 | 21.22 | 21.46 | 31,488 | -0.06(-0.28%) |
| Dec 26, 2012 | 21.77 | 21.83 | 21.52 | 21.52 | 26,252 | -0.19(-0.88%) |
| Dec 24, 2012 | 21.75 | 21.75 | 21.65 | 21.71 | 21,901 | -0.06(-0.28%) |
| Dec 21, 2012 | 21.68 | 21.78 | 21.54 | 21.77 | 36,727 | -0.27(-1.23%) |
| Dec 20, 2012 | 22.02 | 22.09 | 21.84 | 22.04 | 57,097 | +0.09(+0.41%) |
| Dec 19, 2012 | 22.01 | 22.12 | 21.95 | 21.95 | 58,763 | +0.00(+0.00%) |
| Dec 18, 2012 | 21.60 | 21.97 | 21.60 | 21.95 | 114,001 | +0.41(+1.90%) |
| Dec 17, 2012 | 21.36 | 21.57 | 21.35 | 21.54 | 41,648 | +0.19(+0.89%) |
| Dec 14, 2012 | 21.35 | 21.45 | 21.29 | 21.35 | 34,438 | -0.07(-0.33%) |
| Dec 13, 2012 | 21.59 | 21.72 | 21.37 | 21.42 | 49,151 | -0.15(-0.70%) |
| Dec 12, 2012 | 21.73 | 21.74 | 21.55 | 21.57 | 40,518 | -0.05(-0.23%) |
| Dec 11, 2012 | 21.54 | 21.66 | 21.49 | 21.62 | 52,506 | +0.26(+1.22%) |
| Dec 10, 2012 | 21.23 | 21.40 | 21.23 | 21.36 | 38,604 | +0.15(+0.71%) |
| Dec 07, 2012 | 21.26 | 21.30 | 21.09 | 21.21 | 24,987 | +0.00(+0.00%) |
| Dec 06, 2012 | 21.02 | 21.22 | 21.01 | 21.21 | 27,706 | +0.21(+1.00%) |
| Dec 05, 2012 | 21.02 | 21.05 | 20.88 | 21.00 | 44,021 | +0.00(+0.00%) |