| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 29.50 | 29.58 | 28.97 | 29.32 | 4,067,820 | -0.11(-0.37%) |
| Feb 28, 2012 | 29.56 | 29.63 | 29.35 | 29.43 | 2,902,149 | -0.01(-0.03%) |
| Feb 27, 2012 | 29.59 | 29.71 | 29.44 | 29.44 | 4,821,860 | -0.24(-0.81%) |
| Feb 24, 2012 | 29.48 | 29.74 | 29.47 | 29.68 | 4,989,855 | +0.18(+0.61%) |
| Feb 23, 2012 | 29.40 | 29.53 | 29.26 | 29.50 | 1,543,940 | +0.09(+0.31%) |
| Feb 22, 2012 | 29.16 | 29.44 | 29.12 | 29.41 | 3,163,511 | +0.27(+0.93%) |
| Feb 21, 2012 | 28.96 | 29.24 | 28.95 | 29.14 | 2,446,857 | +0.45(+1.57%) |
| Feb 17, 2012 | 28.76 | 28.77 | 28.60 | 28.69 | 1,572,430 | -0.05(-0.17%) |
| Feb 16, 2012 | 28.52 | 28.76 | 28.48 | 28.74 | 1,657,602 | +0.13(+0.45%) |
| Feb 15, 2012 | 28.61 | 28.66 | 28.49 | 28.61 | 1,929,315 | +0.10(+0.35%) |
| Feb 14, 2012 | 28.51 | 28.58 | 28.42 | 28.51 | 1,376,222 | -0.01(-0.04%) |
| Feb 13, 2012 | 28.58 | 28.67 | 28.40 | 28.52 | 2,124,653 | +0.07(+0.25%) |
| Feb 10, 2012 | 28.42 | 28.50 | 28.30 | 28.45 | 1,870,040 | -0.27(-0.94%) |
| Feb 09, 2012 | 28.73 | 28.81 | 28.63 | 28.72 | 1,484,823 | +0.15(+0.53%) |
| Feb 08, 2012 | 28.58 | 28.65 | 28.36 | 28.57 | 1,152,742 | +0.13(+0.46%) |
| Feb 07, 2012 | 28.42 | 28.61 | 28.34 | 28.44 | 2,370,313 | -0.02(-0.07%) |
| Feb 06, 2012 | 28.31 | 28.50 | 28.24 | 28.46 | 1,680,023 | +0.14(+0.49%) |
| Feb 03, 2012 | 28.18 | 28.33 | 28.04 | 28.32 | 1,774,759 | +0.33(+1.18%) |
| Feb 02, 2012 | 27.89 | 28.02 | 27.74 | 27.99 | 2,079,166 | +0.07(+0.25%) |
| Feb 01, 2012 | 27.94 | 28.06 | 27.87 | 27.92 | 1,570,310 | +0.09(+0.32%) |
| Jan 31, 2012 | 28.05 | 28.19 | 27.74 | 27.83 | 1,912,586 | -0.07(-0.25%) |
| Jan 30, 2012 | 28.00 | 28.06 | 27.82 | 27.90 | 3,085,557 | -0.29(-1.03%) |
| Jan 27, 2012 | 27.96 | 28.19 | 27.96 | 28.19 | 1,828,698 | +0.10(+0.36%) |
| Jan 26, 2012 | 28.21 | 28.26 | 28.03 | 28.09 | 2,136,356 | +0.08(+0.29%) |
| Jan 25, 2012 | 27.67 | 28.03 | 27.59 | 28.01 | 1,913,174 | +0.23(+0.83%) |
| Jan 24, 2012 | 27.53 | 27.78 | 27.53 | 27.78 | 2,428,019 | +0.05(+0.18%) |
| Jan 23, 2012 | 27.48 | 27.75 | 27.48 | 27.73 | 1,767,845 | +0.32(+1.17%) |
| Jan 20, 2012 | 27.43 | 27.46 | 27.24 | 27.41 | 1,907,129 | -0.20(-0.72%) |
| Jan 19, 2012 | 27.58 | 27.61 | 27.41 | 27.61 | 2,834,326 | +0.12(+0.44%) |
| Jan 18, 2012 | 27.49 | 27.55 | 27.35 | 27.49 | 1,544,089 | +0.01(+0.04%) |
| Jan 17, 2012 | 27.46 | 27.58 | 27.39 | 27.48 | 1,910,418 | +0.19(+0.70%) |
| Jan 13, 2012 | 27.25 | 27.35 | 27.12 | 27.29 | 3,156,711 | -0.06(-0.22%) |
| Jan 12, 2012 | 27.66 | 27.92 | 26.69 | 27.35 | 1,740,538 | -0.39(-1.41%) |
| Jan 11, 2012 | 27.77 | 27.80 | 27.56 | 27.74 | 2,079,418 | -0.08(-0.29%) |
| Jan 10, 2012 | 27.88 | 27.92 | 27.78 | 27.82 | 2,119,924 | +0.20(+0.72%) |
| Jan 09, 2012 | 27.62 | 27.71 | 27.46 | 27.62 | 2,432,538 | +0.03(+0.11%) |
| Jan 06, 2012 | 27.59 | 27.69 | 27.38 | 27.59 | 17,707,174 | +0.12(+0.44%) |
| Jan 05, 2012 | 27.71 | 27.72 | 27.43 | 27.47 | 1,212,412 | -0.38(-1.36%) |
| Jan 04, 2012 | 27.61 | 27.90 | 27.61 | 27.85 | 2,438,923 | +1.01(+3.76%) |
| Dec 30, 2011 | 26.77 | 26.96 | 26.77 | 26.84 | 2,047,455 | -0.04(-0.15%) |
| Dec 29, 2011 | 26.81 | 26.90 | 26.64 | 26.88 | 1,941,221 | +0.08(+0.30%) |
| Dec 28, 2011 | 27.07 | 27.07 | 26.71 | 26.80 | 1,930,153 | -0.32(-1.18%) |
| Dec 27, 2011 | 26.94 | 27.19 | 26.90 | 27.12 | 2,493,580 | +0.12(+0.44%) |
| Dec 23, 2011 | 26.92 | 27.02 | 26.89 | 27.00 | 2,872,683 | +0.16(+0.60%) |
| Dec 21, 2011 | 26.63 | 26.88 | 26.55 | 26.84 | 1,802,017 | +0.19(+0.71%) |
| Dec 20, 2011 | 26.51 | 26.71 | 26.49 | 26.65 | 1,846,520 | +0.60(+2.30%) |
| Dec 19, 2011 | 26.17 | 26.20 | 25.96 | 26.05 | 1,679,734 | -0.12(-0.46%) |
| Dec 16, 2011 | 26.06 | 26.20 | 25.95 | 26.17 | 2,818,398 | +0.21(+0.81%) |
| Dec 15, 2011 | 26.29 | 26.33 | 25.92 | 25.96 | 1,639,492 | -0.13(-0.50%) |
| Dec 14, 2011 | 26.53 | 26.63 | 26.01 | 26.09 | 1,851,473 | -0.96(-3.55%) |
| Dec 13, 2011 | 26.95 | 27.37 | 26.91 | 27.05 | 1,615,038 | +0.11(+0.41%) |
| Dec 12, 2011 | 26.98 | 27.00 | 26.82 | 26.94 | 1,277,747 | -0.35(-1.28%) |
| Dec 09, 2011 | 27.15 | 27.35 | 27.14 | 27.29 | 1,114,236 | +0.10(+0.37%) |
| Dec 08, 2011 | 27.42 | 27.49 | 27.13 | 27.19 | 2,211,435 | -0.35(-1.27%) |
| Dec 07, 2011 | 27.74 | 27.75 | 27.41 | 27.54 | 1,494,133 | -0.24(-0.86%) |
| Dec 06, 2011 | 27.59 | 27.86 | 27.50 | 27.78 | 1,075,503 | +0.15(+0.54%) |
| Dec 05, 2011 | 27.92 | 27.96 | 27.54 | 27.63 | 1,503,768 | -0.15(-0.54%) |
| Dec 02, 2011 | 27.73 | 27.82 | 27.60 | 27.78 | 1,308,550 | +0.25(+0.89%) |