Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 30, 2012 | 43.21 | 43.75 | 42.66 | 42.91 | 855,189 | -0.11(-0.26%) |
| Mar 29, 2012 | 44.69 | 44.87 | 42.07 | 43.02 | 2,666,858 | -1.99(-4.42%) |
| Mar 28, 2012 | 44.90 | 45.03 | 44.25 | 45.01 | 1,581,038 | -1.18(-2.55%) |
| Mar 27, 2012 | 46.51 | 46.84 | 45.83 | 46.19 | 817,746 | -0.13(-0.28%) |
| Mar 26, 2012 | 46.18 | 46.47 | 45.90 | 46.32 | 831,272 | +0.23(+0.50%) |
| Mar 23, 2012 | 45.08 | 47.30 | 44.70 | 46.09 | 1,989,175 | +1.17(+2.60%) |
| Mar 22, 2012 | 44.38 | 45.00 | 44.12 | 44.92 | 1,735,891 | -1.18(-2.56%) |
| Mar 21, 2012 | 45.84 | 46.81 | 45.60 | 46.10 | 1,053,827 | +0.45(+0.99%) |
| Mar 20, 2012 | 46.44 | 46.46 | 45.17 | 45.65 | 1,551,023 | -1.94(-4.07%) |
| Mar 19, 2012 | 47.35 | 47.78 | 47.11 | 47.59 | 1,047,403 | +0.59(+1.25%) |
| Mar 16, 2012 | 45.68 | 47.00 | 45.44 | 47.00 | 1,223,637 | +1.72(+3.80%) |
| Mar 15, 2012 | 45.60 | 45.93 | 44.02 | 45.28 | 2,299,476 | -0.33(-0.72%) |
| Mar 14, 2012 | 46.17 | 46.79 | 45.16 | 45.61 | 1,224,778 | -0.87(-1.87%) |
| Mar 13, 2012 | 45.98 | 47.08 | 45.65 | 46.48 | 910,855 | +0.23(+0.50%) |
| Mar 12, 2012 | 45.91 | 46.40 | 45.35 | 46.25 | 905,393 | -0.94(-1.99%) |
| Mar 09, 2012 | 46.57 | 47.76 | 46.35 | 47.19 | 1,176,727 | +0.68(+1.46%) |
| Mar 08, 2012 | 46.24 | 46.95 | 45.79 | 46.51 | 988,297 | +0.48(+1.04%) |
| Mar 07, 2012 | 44.80 | 46.36 | 44.56 | 46.03 | 1,909,596 | +1.04(+2.31%) |
| Mar 06, 2012 | 44.94 | 45.62 | 44.67 | 44.99 | 2,201,122 | -1.87(-3.99%) |
| Mar 05, 2012 | 46.79 | 46.91 | 45.95 | 46.86 | 1,082,505 | +0.36(+0.77%) |
| Mar 02, 2012 | 47.56 | 47.64 | 45.73 | 46.50 | 2,256,776 | -2.08(-4.28%) |
| Mar 01, 2012 | 47.29 | 49.86 | 46.50 | 48.58 | 3,025,353 | +1.83(+3.91%) |
| Feb 29, 2012 | 46.61 | 47.08 | 44.93 | 46.75 | 2,109,585 | +0.27(+0.58%) |
| Feb 28, 2012 | 47.81 | 48.35 | 46.18 | 46.48 | 1,364,201 | -1.01(-2.13%) |
| Feb 27, 2012 | 48.19 | 48.94 | 47.07 | 47.49 | 2,227,649 | -1.77(-3.59%) |
| Feb 24, 2012 | 47.79 | 49.38 | 47.64 | 49.26 | 3,035,314 | +1.47(+3.08%) |
| Feb 23, 2012 | 46.00 | 47.88 | 45.57 | 47.79 | 1,812,556 | +1.69(+3.67%) |
| Feb 22, 2012 | 45.90 | 46.70 | 45.75 | 46.10 | 1,507,763 | +0.01(+0.02%) |
| Feb 21, 2012 | 45.08 | 46.44 | 44.87 | 46.09 | 2,311,643 | +1.92(+4.35%) |
| Feb 17, 2012 | 44.14 | 44.24 | 43.53 | 44.17 | 1,911,681 | +0.96(+2.22%) |
| Feb 16, 2012 | 42.67 | 43.50 | 42.48 | 43.21 | 1,376,670 | +0.26(+0.61%) |
| Feb 15, 2012 | 42.72 | 42.95 | 42.35 | 42.95 | 1,369,396 | +0.69(+1.63%) |
| Feb 14, 2012 | 42.73 | 42.79 | 41.61 | 42.26 | 1,786,848 | +0.36(+0.86%) |
| Feb 13, 2012 | 41.60 | 42.14 | 40.84 | 41.90 | 2,035,435 | +1.35(+3.33%) |
| Feb 10, 2012 | 39.62 | 40.60 | 39.52 | 40.55 | 1,752,058 | -0.69(-1.67%) |
| Feb 09, 2012 | 41.40 | 41.60 | 40.89 | 41.24 | 1,623,083 | +0.57(+1.40%) |
| Feb 08, 2012 | 41.35 | 41.53 | 39.92 | 40.67 | 2,541,462 | +0.17(+0.42%) |
| Feb 07, 2012 | 38.64 | 40.85 | 38.59 | 40.50 | 2,500,309 | +1.27(+3.24%) |
| Feb 06, 2012 | 39.22 | 39.60 | 38.75 | 39.23 | 1,519,765 | -0.49(-1.23%) |
| Feb 03, 2012 | 39.02 | 39.89 | 38.66 | 39.72 | 2,662,630 | +0.96(+2.48%) |
| Feb 02, 2012 | 38.89 | 39.17 | 37.82 | 38.76 | 2,857,242 | -0.60(-1.52%) |
| Feb 01, 2012 | 40.88 | 41.09 | 39.26 | 39.36 | 2,303,397 | -0.89(-2.21%) |
| Jan 31, 2012 | 42.39 | 42.41 | 39.79 | 40.25 | 2,626,328 | -0.43(-1.06%) |
| Jan 30, 2012 | 40.48 | 41.22 | 40.24 | 40.68 | 1,925,077 | -0.57(-1.38%) |
| Jan 27, 2012 | 41.19 | 42.05 | 40.81 | 41.25 | 1,141,174 | -0.16(-0.39%) |
| Jan 26, 2012 | 42.63 | 42.68 | 40.90 | 41.41 | 1,469,290 | +0.02(+0.05%) |
| Jan 25, 2012 | 40.25 | 41.86 | 39.52 | 41.39 | 2,644,711 | +0.51(+1.25%) |
| Jan 24, 2012 | 40.19 | 41.08 | 40.12 | 40.88 | 1,338,354 | -0.53(-1.28%) |
| Jan 23, 2012 | 40.68 | 41.74 | 40.57 | 41.41 | 1,412,019 | +1.19(+2.96%) |
| Jan 20, 2012 | 40.98 | 41.03 | 39.95 | 40.22 | 2,199,812 | -1.91(-4.53%) |
| Jan 19, 2012 | 42.99 | 43.05 | 41.70 | 42.13 | 1,077,160 | -0.33(-0.78%) |
| Jan 18, 2012 | 42.56 | 42.86 | 41.59 | 42.46 | 1,429,953 | +0.09(+0.21%) |
| Jan 17, 2012 | 41.93 | 42.45 | 41.35 | 42.37 | 1,411,039 | +1.31(+3.19%) |
| Jan 13, 2012 | 40.46 | 41.12 | 39.92 | 41.06 | 1,450,706 | +0.24(+0.59%) |
| Jan 12, 2012 | 43.51 | 44.31 | 40.58 | 40.82 | 2,557,186 | -1.88(-4.40%) |
| Jan 11, 2012 | 43.03 | 43.52 | 42.27 | 42.70 | 1,479,123 | -0.93(-2.13%) |
| Jan 10, 2012 | 44.14 | 44.41 | 43.56 | 43.63 | 1,073,852 | +0.66(+1.54%) |
| Jan 09, 2012 | 43.10 | 43.12 | 41.90 | 42.97 | 1,171,307 | -0.40(-0.92%) |
| Jan 06, 2012 | 43.67 | 43.67 | 42.53 | 43.37 | 1,203,054 | +0.18(+0.42%) |
| Jan 05, 2012 | 43.89 | 44.70 | 43.05 | 43.19 | 1,832,721 | -1.35(-3.03%) |
