Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 30, 2012 | 43.52 | 43.85 | 43.10 | 43.78 | 9,098,596 | +0.77(+1.79%) |
| Mar 29, 2012 | 43.20 | 43.27 | 42.30 | 43.01 | 10,402,479 | -0.50(-1.15%) |
| Mar 28, 2012 | 44.04 | 44.15 | 43.26 | 43.51 | 9,444,237 | -0.64(-1.45%) |
| Mar 27, 2012 | 44.39 | 44.50 | 44.09 | 44.15 | 9,343,062 | -0.23(-0.52%) |
| Mar 26, 2012 | 43.94 | 44.41 | 43.92 | 44.38 | 10,853,820 | +0.73(+1.67%) |
| Mar 23, 2012 | 43.33 | 43.71 | 42.86 | 43.65 | 8,518,927 | +0.36(+0.83%) |
| Mar 22, 2012 | 43.08 | 43.40 | 43.01 | 43.29 | 8,560,670 | +0.02(+0.05%) |
| Mar 21, 2012 | 43.42 | 43.87 | 43.27 | 43.27 | 9,581,956 | +0.03(+0.07%) |
| Mar 20, 2012 | 43.24 | 43.44 | 42.93 | 43.24 | 6,853,932 | -0.20(-0.46%) |
| Mar 19, 2012 | 43.07 | 43.58 | 42.95 | 43.44 | 6,382,459 | +0.25(+0.58%) |
| Mar 16, 2012 | 43.42 | 43.52 | 43.18 | 43.19 | 8,952,454 | -0.28(-0.64%) |
| Mar 15, 2012 | 43.50 | 43.50 | 43.17 | 43.47 | 6,123,525 | -0.01(-0.02%) |
| Mar 14, 2012 | 43.59 | 43.70 | 42.90 | 43.48 | 10,991,259 | -0.53(-1.20%) |
| Mar 13, 2012 | 42.55 | 44.08 | 42.43 | 44.01 | 15,051,838 | +1.67(+3.94%) |
| Mar 12, 2012 | 42.53 | 42.85 | 42.15 | 42.34 | 6,834,437 | +0.10(+0.24%) |
| Mar 09, 2012 | 42.12 | 42.57 | 42.03 | 42.24 | 6,896,364 | +0.22(+0.52%) |
| Mar 08, 2012 | 41.99 | 42.32 | 41.95 | 42.02 | 6,163,711 | +0.27(+0.65%) |
| Mar 07, 2012 | 42.00 | 42.07 | 41.70 | 41.75 | 7,793,491 | -0.25(-0.60%) |
| Mar 06, 2012 | 42.24 | 42.32 | 41.73 | 42.00 | 10,434,460 | -0.70(-1.64%) |
| Mar 05, 2012 | 42.35 | 42.77 | 42.11 | 42.70 | 9,288,792 | +0.34(+0.80%) |
| Mar 02, 2012 | 42.26 | 42.53 | 42.04 | 42.36 | 5,070,657 | -0.03(-0.07%) |
| Mar 01, 2012 | 42.13 | 42.54 | 42.13 | 42.39 | 7,996,055 | +0.40(+0.95%) |
| Feb 29, 2012 | 41.87 | 42.37 | 41.85 | 41.99 | 14,858,695 | +0.06(+0.14%) |
| Feb 28, 2012 | 41.75 | 41.97 | 41.55 | 41.93 | 6,895,611 | +0.29(+0.70%) |
| Feb 27, 2012 | 41.70 | 41.95 | 41.30 | 41.64 | 9,131,864 | +0.33(+0.80%) |
| Feb 24, 2012 | 41.44 | 41.58 | 41.23 | 41.31 | 6,150,515 | -0.17(-0.41%) |
| Feb 23, 2012 | 41.28 | 41.67 | 41.09 | 41.48 | 6,270,943 | +0.21(+0.51%) |
| Feb 22, 2012 | 41.55 | 41.71 | 41.15 | 41.27 | 6,176,059 | -0.30(-0.72%) |
| Feb 21, 2012 | 41.80 | 41.90 | 41.49 | 41.57 | 5,674,879 | -0.18(-0.43%) |
| Feb 17, 2012 | 41.71 | 41.86 | 41.55 | 41.75 | 7,759,584 | +0.21(+0.51%) |
| Feb 16, 2012 | 41.23 | 41.73 | 41.08 | 41.54 | 7,468,389 | +0.29(+0.70%) |
| Feb 15, 2012 | 41.48 | 41.75 | 41.12 | 41.25 | 7,891,165 | -0.35(-0.84%) |
| Feb 14, 2012 | 41.50 | 41.62 | 41.26 | 41.60 | 8,210,289 | -0.19(-0.45%) |
| Feb 13, 2012 | 41.62 | 41.92 | 41.59 | 41.79 | 9,065,754 | +0.34(+0.82%) |
| Feb 10, 2012 | 40.94 | 41.45 | 40.83 | 41.45 | 10,115,296 | -0.08(-0.19%) |
| Feb 09, 2012 | 40.75 | 41.64 | 40.55 | 41.53 | 13,580,951 | +0.26(+0.63%) |
| Feb 08, 2012 | 41.37 | 41.91 | 40.99 | 41.27 | 21,687,031 | +0.29(+0.71%) |
| Feb 07, 2012 | 40.73 | 41.15 | 40.20 | 40.98 | 20,043,872 | +0.52(+1.29%) |
| Feb 06, 2012 | 40.00 | 40.59 | 39.96 | 40.46 | 11,521,041 | +0.46(+1.15%) |
| Feb 03, 2012 | 39.43 | 40.00 | 39.36 | 40.00 | 11,609,933 | +1.09(+2.80%) |
| Feb 02, 2012 | 39.22 | 39.25 | 38.56 | 38.91 | 9,076,757 | -0.42(-1.07%) |
| Feb 01, 2012 | 39.25 | 39.67 | 39.16 | 39.33 | 8,900,934 | +0.43(+1.11%) |
| Jan 31, 2012 | 39.08 | 39.31 | 38.66 | 38.90 | 14,020,605 | -0.09(-0.23%) |
| Jan 30, 2012 | 38.74 | 39.11 | 38.38 | 38.99 | 8,682,441 | -0.26(-0.66%) |
| Jan 27, 2012 | 39.27 | 39.50 | 38.98 | 39.25 | 9,588,317 | -0.10(-0.25%) |
| Jan 26, 2012 | 39.59 | 39.75 | 39.06 | 39.35 | 7,162,536 | -0.21(-0.53%) |
| Jan 25, 2012 | 39.12 | 39.68 | 38.96 | 39.56 | 10,053,948 | +0.31(+0.79%) |
| Jan 24, 2012 | 39.03 | 39.27 | 38.57 | 39.25 | 9,406,936 | +0.00(+0.00%) |
| Jan 23, 2012 | 39.38 | 39.50 | 38.96 | 39.25 | 7,124,505 | -0.06(-0.15%) |
| Jan 20, 2012 | 39.42 | 39.44 | 39.10 | 39.31 | 7,879,847 | -0.13(-0.33%) |
| Jan 19, 2012 | 39.01 | 39.47 | 39.00 | 39.44 | 7,730,979 | +0.42(+1.08%) |
| Jan 18, 2012 | 38.51 | 39.10 | 38.40 | 39.02 | 9,594,443 | +0.54(+1.40%) |
| Jan 17, 2012 | 38.69 | 38.98 | 38.41 | 38.48 | 9,142,749 | +0.08(+0.21%) |
| Jan 13, 2012 | 38.47 | 38.59 | 38.02 | 38.40 | 9,877,677 | -0.33(-0.85%) |
| Jan 12, 2012 | 38.62 | 38.86 | 38.41 | 38.73 | 10,073,374 | +0.03(+0.08%) |
| Jan 11, 2012 | 39.39 | 39.53 | 38.45 | 38.70 | 16,257,550 | -0.93(-2.35%) |
| Jan 10, 2012 | 39.48 | 39.91 | 39.16 | 39.63 | 14,071,788 | -0.12(-0.30%) |
| Jan 09, 2012 | 39.74 | 40.25 | 39.59 | 39.75 | 12,145,236 | -0.16(-0.40%) |
| Jan 06, 2012 | 39.55 | 40.15 | 39.45 | 39.91 | 14,401,542 | +0.41(+1.04%) |
| Jan 05, 2012 | 38.83 | 39.58 | 38.70 | 39.50 | 14,327,028 | +0.65(+1.67%) |
