Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 30, 2012 | 40.28 | 41.03 | 40.24 | 40.40 | 927,955 | -0.33(-0.81%) |
| Mar 29, 2012 | 40.67 | 41.43 | 40.48 | 40.73 | 1,363,433 | +0.67(+1.67%) |
| Mar 28, 2012 | 40.24 | 40.88 | 39.87 | 40.06 | 1,819,863 | -0.18(-0.45%) |
| Mar 27, 2012 | 39.60 | 40.29 | 39.49 | 40.24 | 1,363,610 | +0.62(+1.56%) |
| Mar 26, 2012 | 40.09 | 40.36 | 39.62 | 39.62 | 1,033,532 | -1.22(-2.99%) |
| Mar 23, 2012 | 41.71 | 41.87 | 40.80 | 40.84 | 1,413,858 | -0.69(-1.66%) |
| Mar 22, 2012 | 41.21 | 41.85 | 41.05 | 41.53 | 1,927,896 | +0.98(+2.42%) |
| Mar 21, 2012 | 39.95 | 40.68 | 39.88 | 40.55 | 1,053,572 | +0.31(+0.77%) |
| Mar 20, 2012 | 40.84 | 41.05 | 40.05 | 40.24 | 1,476,102 | -0.14(-0.35%) |
| Mar 19, 2012 | 40.87 | 41.17 | 39.67 | 40.38 | 1,646,728 | -0.53(-1.30%) |
| Mar 16, 2012 | 40.81 | 41.26 | 40.69 | 40.91 | 1,151,242 | -0.14(-0.34%) |
| Mar 15, 2012 | 42.05 | 42.68 | 40.96 | 41.05 | 1,353,787 | -1.35(-3.18%) |
| Mar 14, 2012 | 42.35 | 43.09 | 42.00 | 42.40 | 1,177,554 | +0.00(+0.00%) |
| Mar 13, 2012 | 44.86 | 44.97 | 42.33 | 42.40 | 1,711,381 | -3.14(-6.90%) |
| Mar 12, 2012 | 45.36 | 46.09 | 45.36 | 45.54 | 687,316 | +0.14(+0.31%) |
| Mar 09, 2012 | 45.77 | 46.04 | 44.95 | 45.40 | 1,250,634 | -0.66(-1.43%) |
| Mar 08, 2012 | 46.32 | 46.82 | 45.96 | 46.06 | 1,004,594 | -0.90(-1.92%) |
| Mar 07, 2012 | 47.56 | 47.87 | 46.83 | 46.96 | 942,321 | -1.12(-2.33%) |
| Mar 06, 2012 | 47.24 | 48.26 | 47.06 | 48.08 | 1,820,212 | +2.03(+4.41%) |
| Mar 05, 2012 | 46.04 | 46.51 | 45.95 | 46.05 | 860,987 | +0.22(+0.48%) |
| Mar 02, 2012 | 45.42 | 45.92 | 45.25 | 45.83 | 630,354 | +0.48(+1.06%) |
| Mar 01, 2012 | 46.00 | 46.09 | 45.14 | 45.35 | 1,135,427 | -1.05(-2.26%) |
| Feb 29, 2012 | 45.84 | 46.50 | 45.15 | 46.40 | 1,395,132 | +0.37(+0.80%) |
| Feb 28, 2012 | 46.03 | 46.53 | 45.73 | 46.03 | 844,622 | -0.08(-0.17%) |
| Feb 27, 2012 | 47.41 | 47.82 | 45.95 | 46.11 | 941,385 | -0.66(-1.41%) |
| Feb 24, 2012 | 46.37 | 46.93 | 46.27 | 46.77 | 588,332 | +0.21(+0.45%) |
| Feb 23, 2012 | 47.39 | 47.66 | 46.51 | 46.56 | 842,404 | -0.91(-1.92%) |
| Feb 22, 2012 | 46.74 | 47.48 | 46.46 | 47.47 | 843,407 | +1.05(+2.26%) |
| Feb 21, 2012 | 46.16 | 46.78 | 45.89 | 46.42 | 919,608 | +0.18(+0.39%) |
| Feb 17, 2012 | 46.48 | 46.69 | 46.15 | 46.24 | 623,356 | -0.56(-1.20%) |
| Feb 16, 2012 | 48.30 | 48.45 | 46.72 | 46.80 | 1,195,332 | -1.28(-2.66%) |
| Feb 15, 2012 | 47.23 | 48.29 | 46.94 | 48.08 | 1,745,912 | +0.49(+1.03%) |
| Feb 14, 2012 | 47.15 | 48.32 | 47.15 | 47.59 | 1,142,335 | +0.78(+1.67%) |
| Feb 13, 2012 | 46.45 | 47.07 | 46.45 | 46.81 | 824,996 | -0.79(-1.66%) |
| Feb 10, 2012 | 47.72 | 48.04 | 47.47 | 47.60 | 1,108,142 | +0.79(+1.69%) |
| Feb 09, 2012 | 46.19 | 47.26 | 45.93 | 46.81 | 1,261,459 | +0.18(+0.39%) |
| Feb 08, 2012 | 46.92 | 47.40 | 46.59 | 46.63 | 916,851 | -0.56(-1.19%) |
| Feb 07, 2012 | 47.47 | 47.72 | 46.85 | 47.19 | 949,747 | +0.09(+0.19%) |
| Feb 06, 2012 | 47.15 | 47.59 | 47.04 | 47.10 | 652,655 | +0.34(+0.73%) |
| Feb 03, 2012 | 47.59 | 47.71 | 46.72 | 46.76 | 1,347,558 | -2.36(-4.80%) |
| Feb 02, 2012 | 49.36 | 49.76 | 48.78 | 49.12 | 914,178 | -0.59(-1.19%) |
| Feb 01, 2012 | 50.59 | 50.61 | 49.25 | 49.71 | 1,427,067 | -1.72(-3.34%) |
| Jan 31, 2012 | 51.05 | 52.03 | 50.97 | 51.43 | 1,213,850 | -0.38(-0.73%) |
| Jan 30, 2012 | 51.83 | 52.54 | 51.63 | 51.81 | 1,749,920 | +0.88(+1.73%) |
| Jan 27, 2012 | 51.84 | 51.90 | 50.66 | 50.93 | 2,179,696 | -0.35(-0.68%) |
| Jan 26, 2012 | 50.04 | 51.73 | 49.66 | 51.28 | 1,197,425 | +0.69(+1.36%) |
| Jan 25, 2012 | 51.47 | 51.66 | 50.38 | 50.59 | 1,430,211 | -0.27(-0.53%) |
| Jan 24, 2012 | 51.92 | 52.25 | 50.77 | 50.86 | 798,884 | +0.04(+0.08%) |
| Jan 23, 2012 | 51.08 | 51.45 | 50.18 | 50.82 | 1,215,412 | -0.32(-0.63%) |
| Jan 20, 2012 | 52.16 | 52.37 | 51.10 | 51.14 | 1,791,642 | -0.59(-1.14%) |
| Jan 19, 2012 | 51.54 | 52.19 | 51.43 | 51.73 | 2,049,939 | -0.76(-1.45%) |
| Jan 18, 2012 | 54.13 | 54.59 | 52.47 | 52.49 | 1,957,447 | -1.51(-2.79%) |
| Jan 17, 2012 | 53.32 | 54.35 | 52.39 | 54.00 | 1,392,032 | +0.57(+1.06%) |
| Jan 13, 2012 | 54.66 | 54.99 | 53.39 | 53.43 | 2,398,619 | +0.65(+1.23%) |
| Jan 12, 2012 | 52.66 | 53.99 | 52.37 | 52.78 | 1,641,004 | -0.41(-0.77%) |
| Jan 11, 2012 | 54.57 | 54.91 | 53.04 | 53.19 | 933,278 | -0.84(-1.55%) |
| Jan 10, 2012 | 54.24 | 54.71 | 53.75 | 54.03 | 1,550,372 | -1.94(-3.47%) |
| Jan 09, 2012 | 55.89 | 56.49 | 55.49 | 55.97 | 1,204,813 | -0.33(-0.59%) |
| Jan 06, 2012 | 55.66 | 57.08 | 55.62 | 56.30 | 1,146,637 | +0.46(+0.82%) |
| Jan 05, 2012 | 58.09 | 58.69 | 55.27 | 55.84 | 1,562,323 | -1.38(-2.41%) |
