| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 17.57 | 17.70 | 17.27 | 17.30 | 19,063,578 | -0.28(-1.59%) |
| Feb 28, 2012 | 17.50 | 17.66 | 17.39 | 17.58 | 16,858,783 | +0.06(+0.34%) |
| Feb 27, 2012 | 17.32 | 17.67 | 17.18 | 17.52 | 20,934,073 | +0.09(+0.52%) |
| Feb 24, 2012 | 17.47 | 17.64 | 17.37 | 17.43 | 17,539,854 | +0.03(+0.17%) |
| Feb 23, 2012 | 17.08 | 17.56 | 17.05 | 17.40 | 26,790,668 | +0.25(+1.46%) |
| Feb 22, 2012 | 16.98 | 17.30 | 16.86 | 17.15 | 51,439,977 | -1.06(-5.82%) |
| Feb 21, 2012 | 18.20 | 18.36 | 18.05 | 18.21 | 31,528,001 | +0.05(+0.28%) |
| Feb 17, 2012 | 18.14 | 18.24 | 17.92 | 18.16 | 32,178,340 | -0.16(-0.87%) |
| Feb 16, 2012 | 17.89 | 18.33 | 17.89 | 18.32 | 21,441,944 | +0.33(+1.83%) |
| Feb 15, 2012 | 17.76 | 18.19 | 17.71 | 17.99 | 24,736,548 | -0.05(-0.28%) |
| Feb 14, 2012 | 18.03 | 18.14 | 17.83 | 18.04 | 13,558,076 | +0.06(+0.33%) |
| Feb 13, 2012 | 17.93 | 18.12 | 17.84 | 17.98 | 11,746,085 | +0.23(+1.30%) |
| Feb 10, 2012 | 17.84 | 17.97 | 17.72 | 17.75 | 16,158,282 | -0.31(-1.72%) |
| Feb 09, 2012 | 18.09 | 18.20 | 17.91 | 18.06 | 14,594,663 | +0.01(+0.06%) |
| Feb 08, 2012 | 17.75 | 18.12 | 17.74 | 18.05 | 17,556,813 | +0.22(+1.23%) |
| Feb 07, 2012 | 17.63 | 17.92 | 17.60 | 17.83 | 16,085,532 | +0.18(+1.02%) |
| Feb 06, 2012 | 17.66 | 17.77 | 17.61 | 17.65 | 14,870,199 | -0.01(-0.06%) |
| Feb 03, 2012 | 17.78 | 17.84 | 17.59 | 17.66 | 25,803,229 | +0.06(+0.34%) |
| Feb 02, 2012 | 17.65 | 17.88 | 17.54 | 17.60 | 29,290,896 | +0.20(+1.15%) |
| Feb 01, 2012 | 17.30 | 17.65 | 17.29 | 17.40 | 22,481,519 | +0.17(+0.99%) |
| Jan 31, 2012 | 17.09 | 17.23 | 17.02 | 17.23 | 20,307,548 | +0.25(+1.47%) |
| Jan 30, 2012 | 16.54 | 17.11 | 16.50 | 16.98 | 17,156,502 | +0.24(+1.43%) |
| Jan 27, 2012 | 16.58 | 16.80 | 16.55 | 16.74 | 11,615,155 | +0.05(+0.30%) |
| Jan 26, 2012 | 16.89 | 16.92 | 16.55 | 16.69 | 15,625,765 | -0.10(-0.60%) |
| Jan 25, 2012 | 16.75 | 16.90 | 16.50 | 16.79 | 15,188,026 | -0.06(-0.36%) |
| Jan 24, 2012 | 16.82 | 17.00 | 16.76 | 16.85 | 16,392,133 | -0.02(-0.12%) |
| Jan 23, 2012 | 16.72 | 16.98 | 16.65 | 16.87 | 12,180,024 | +0.20(+1.20%) |
| Jan 20, 2012 | 16.49 | 16.71 | 16.45 | 16.67 | 12,294,367 | +0.10(+0.60%) |
| Jan 19, 2012 | 16.44 | 16.61 | 16.37 | 16.57 | 17,663,593 | +0.18(+1.10%) |
| Jan 18, 2012 | 16.14 | 16.50 | 16.08 | 16.39 | 18,642,127 | +0.31(+1.93%) |
| Jan 17, 2012 | 16.00 | 16.20 | 15.96 | 16.08 | 17,045,943 | +0.20(+1.26%) |
| Jan 13, 2012 | 15.85 | 15.93 | 15.65 | 15.88 | 11,875,527 | -0.06(-0.38%) |
| Jan 12, 2012 | 15.86 | 15.96 | 15.72 | 15.94 | 14,138,321 | +0.14(+0.89%) |
| Jan 11, 2012 | 15.68 | 15.86 | 15.51 | 15.80 | 16,332,716 | -0.02(-0.13%) |
| Jan 10, 2012 | 15.72 | 15.95 | 15.71 | 15.82 | 17,024,955 | +0.25(+1.57%) |
| Jan 09, 2012 | 15.37 | 15.67 | 15.32 | 15.57 | 21,813,511 | +0.23(+1.53%) |
| Jan 06, 2012 | 15.16 | 15.46 | 15.13 | 15.34 | 13,576,351 | +0.17(+1.12%) |
| Jan 05, 2012 | 15.02 | 15.21 | 14.96 | 15.17 | 15,587,994 | +0.15(+1.00%) |
| Jan 04, 2012 | 14.96 | 15.08 | 14.78 | 15.02 | 11,012,390 | +0.39(+2.67%) |
| Dec 30, 2011 | 14.76 | 14.78 | 14.59 | 14.63 | 8,690,566 | -0.13(-0.88%) |
| Dec 29, 2011 | 14.70 | 14.78 | 14.67 | 14.76 | 7,422,441 | +0.08(+0.58%) |
| Dec 28, 2011 | 14.86 | 14.87 | 14.63 | 14.68 | 8,347,018 | -0.18(-1.24%) |
| Dec 27, 2011 | 14.86 | 14.97 | 14.83 | 14.86 | 6,529,226 | -0.04(-0.27%) |
| Dec 23, 2011 | 14.84 | 14.98 | 14.77 | 14.90 | 8,552,830 | +0.20(+1.36%) |
| Dec 21, 2011 | 15.00 | 15.14 | 14.51 | 14.70 | 19,183,529 | -0.45(-2.97%) |
| Dec 20, 2011 | 14.95 | 15.34 | 14.92 | 15.15 | 14,838,708 | +0.47(+3.20%) |
| Dec 19, 2011 | 15.03 | 15.19 | 14.64 | 14.68 | 14,961,551 | -0.35(-2.33%) |
| Dec 16, 2011 | 15.10 | 15.36 | 15.00 | 15.03 | 21,286,841 | -0.02(-0.13%) |
| Dec 15, 2011 | 15.21 | 15.29 | 14.95 | 15.05 | 19,056,825 | +0.00(+0.00%) |
| Dec 14, 2011 | 15.20 | 15.23 | 14.95 | 15.05 | 19,268,659 | -0.14(-0.92%) |
| Dec 13, 2011 | 15.56 | 15.67 | 15.10 | 15.19 | 20,616,873 | -0.23(-1.49%) |
| Dec 12, 2011 | 15.49 | 15.63 | 15.20 | 15.42 | 14,879,212 | -0.37(-2.34%) |
| Dec 09, 2011 | 15.36 | 15.95 | 15.12 | 15.79 | 15,822,329 | +0.29(+1.87%) |
| Dec 08, 2011 | 15.79 | 15.86 | 15.45 | 15.50 | 16,392,391 | -0.40(-2.52%) |
| Dec 07, 2011 | 15.76 | 15.98 | 15.58 | 15.90 | 14,382,114 | +0.04(+0.25%) |
| Dec 06, 2011 | 15.92 | 16.01 | 15.78 | 15.86 | 17,414,844 | -0.07(-0.44%) |
| Dec 05, 2011 | 16.00 | 16.00 | 15.81 | 15.93 | 16,651,965 | +0.23(+1.46%) |
| Dec 02, 2011 | 15.89 | 16.00 | 15.70 | 15.70 | 14,972,896 | -0.10(-0.63%) |