Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 31, 2012 | 98.06 | 99.16 | 96.68 | 98.31 | 9,371,133 | +0.68(+0.70%) |
| May 30, 2012 | 99.11 | 99.11 | 97.50 | 97.63 | 7,284,778 | -2.61(-2.60%) |
| May 29, 2012 | 99.81 | 100.85 | 99.50 | 100.24 | 5,222,907 | +1.38(+1.40%) |
| May 25, 2012 | 100.04 | 100.24 | 98.42 | 98.86 | 5,561,632 | -1.20(-1.20%) |
| May 24, 2012 | 99.26 | 100.12 | 98.55 | 100.06 | 6,322,216 | +1.06(+1.07%) |
| May 23, 2012 | 98.33 | 99.00 | 96.70 | 99.00 | 8,012,114 | -0.32(-0.32%) |
| May 22, 2012 | 99.93 | 100.68 | 98.73 | 99.32 | 6,089,636 | -0.37(-0.37%) |
| May 21, 2012 | 98.81 | 99.74 | 98.35 | 99.69 | 6,169,518 | +1.23(+1.25%) |
| May 18, 2012 | 100.48 | 100.75 | 98.24 | 98.46 | 11,137,897 | -1.68(-1.68%) |
| May 17, 2012 | 100.20 | 101.41 | 99.89 | 100.14 | 6,528,934 | +0.04(+0.04%) |
| May 16, 2012 | 100.77 | 101.78 | 100.01 | 100.10 | 6,423,861 | -0.80(-0.79%) |
| May 15, 2012 | 102.04 | 102.66 | 100.71 | 100.90 | 8,420,945 | -1.04(-1.02%) |
| May 14, 2012 | 101.74 | 102.30 | 101.27 | 101.94 | 7,021,305 | -0.75(-0.73%) |
| May 11, 2012 | 102.95 | 103.95 | 102.47 | 102.69 | 4,944,684 | -0.67(-0.65%) |
| May 10, 2012 | 102.83 | 104.24 | 102.65 | 103.36 | 21,105,346 | +1.58(+1.55%) |
| May 09, 2012 | 101.61 | 102.50 | 101.37 | 101.78 | 6,117,017 | -1.06(-1.03%) |
| May 08, 2012 | 102.75 | 103.21 | 101.55 | 102.84 | 8,167,883 | -0.47(-0.45%) |
| May 07, 2012 | 103.08 | 103.82 | 102.59 | 103.31 | 6,126,862 | -0.41(-0.40%) |
| May 04, 2012 | 105.27 | 105.49 | 103.25 | 103.72 | 6,241,203 | -2.27(-2.14%) |
| May 03, 2012 | 107.04 | 107.06 | 105.41 | 105.99 | 4,882,954 | -1.04(-0.97%) |
| May 02, 2012 | 107.51 | 107.65 | 106.59 | 107.03 | 4,835,310 | -1.24(-1.15%) |
| May 01, 2012 | 106.74 | 108.79 | 106.39 | 108.27 | 6,181,237 | +1.71(+1.60%) |
| Apr 30, 2012 | 106.16 | 106.61 | 105.81 | 106.56 | 4,727,040 | +0.36(+0.34%) |
| Apr 27, 2012 | 106.78 | 106.80 | 105.67 | 106.20 | 4,998,852 | -0.02(-0.02%) |
| Apr 26, 2012 | 104.00 | 106.70 | 103.99 | 106.22 | 8,536,098 | +2.37(+2.28%) |
| Apr 25, 2012 | 103.56 | 103.89 | 102.62 | 103.85 | 5,308,497 | +0.82(+0.80%) |
| Apr 24, 2012 | 102.77 | 103.17 | 102.14 | 103.03 | 4,104,373 | +0.59(+0.58%) |
| Apr 23, 2012 | 101.19 | 102.72 | 100.89 | 102.44 | 5,590,778 | -0.08(-0.08%) |
| Apr 20, 2012 | 103.11 | 103.84 | 102.42 | 102.52 | 5,816,719 | +0.01(+0.01%) |
| Apr 19, 2012 | 103.27 | 103.64 | 102.18 | 102.51 | 6,767,895 | -0.88(-0.85%) |
| Apr 18, 2012 | 103.42 | 103.97 | 102.85 | 103.39 | 4,836,108 | -0.23(-0.22%) |
| Apr 17, 2012 | 102.46 | 104.09 | 102.34 | 103.62 | 5,500,860 | +2.11(+2.08%) |
| Apr 16, 2012 | 101.62 | 102.24 | 101.17 | 101.51 | 6,065,082 | +0.73(+0.72%) |
| Apr 13, 2012 | 102.29 | 102.36 | 100.72 | 100.78 | 6,848,072 | -1.81(-1.76%) |
| Apr 12, 2012 | 100.89 | 102.86 | 100.53 | 102.59 | 6,451,638 | +1.64(+1.62%) |
| Apr 11, 2012 | 102.31 | 102.45 | 100.78 | 100.95 | 8,569,553 | -0.50(-0.49%) |
| Apr 10, 2012 | 103.25 | 103.38 | 101.40 | 101.45 | 8,907,506 | -2.04(-1.97%) |
| Apr 09, 2012 | 103.30 | 104.08 | 102.85 | 103.49 | 4,983,236 | -1.26(-1.20%) |
| Apr 05, 2012 | 105.17 | 105.90 | 104.33 | 104.75 | 5,982,218 | -0.85(-0.80%) |
| Apr 04, 2012 | 106.25 | 106.26 | 105.03 | 105.60 | 5,430,597 | -1.54(-1.44%) |
| Apr 03, 2012 | 107.93 | 108.23 | 106.23 | 107.14 | 4,690,208 | -1.16(-1.07%) |
| Apr 02, 2012 | 106.85 | 108.79 | 106.60 | 108.30 | 5,188,348 | +1.09(+1.02%) |
| Mar 30, 2012 | 107.04 | 107.25 | 106.41 | 107.21 | 6,122,596 | +0.36(+0.34%) |
| Mar 29, 2012 | 105.08 | 107.02 | 104.92 | 106.85 | 5,793,886 | +0.96(+0.91%) |
| Mar 28, 2012 | 106.57 | 106.96 | 105.20 | 105.89 | 6,816,331 | -1.15(-1.07%) |
| Mar 27, 2012 | 107.88 | 108.00 | 107.01 | 107.04 | 4,327,685 | -0.80(-0.74%) |
| Mar 26, 2012 | 107.23 | 107.97 | 106.83 | 107.84 | 5,311,388 | +1.48(+1.39%) |
| Mar 23, 2012 | 105.68 | 106.90 | 104.85 | 106.36 | 6,603,094 | +1.01(+0.96%) |
| Mar 22, 2012 | 106.85 | 106.99 | 105.03 | 105.35 | 8,281,978 | -2.56(-2.37%) |
| Mar 21, 2012 | 108.95 | 109.02 | 107.35 | 107.91 | 7,549,859 | -1.17(-1.07%) |
| Mar 20, 2012 | 109.93 | 109.93 | 108.93 | 109.08 | 6,158,290 | -1.62(-1.46%) |
| Mar 19, 2012 | 110.52 | 111.06 | 110.30 | 110.70 | 5,694,968 | +0.42(+0.38%) |
| Mar 16, 2012 | 110.43 | 110.83 | 110.10 | 110.28 | 11,092,847 | +0.25(+0.23%) |
| Mar 15, 2012 | 110.51 | 110.93 | 109.46 | 110.03 | 8,899,315 | -0.66(-0.60%) |
| Mar 14, 2012 | 111.05 | 112.28 | 110.54 | 110.69 | 8,819,377 | -0.50(-0.45%) |
| Mar 13, 2012 | 110.22 | 111.31 | 109.43 | 111.19 | 7,331,000 | +1.19(+1.08%) |
| Mar 12, 2012 | 109.65 | 110.00 | 109.16 | 110.00 | 5,324,618 | +0.43(+0.39%) |
| Mar 09, 2012 | 109.89 | 110.41 | 109.37 | 109.57 | 5,704,314 | -0.46(-0.42%) |
| Mar 08, 2012 | 109.80 | 110.57 | 109.56 | 110.03 | 5,505,320 | +0.57(+0.52%) |
| Mar 07, 2012 | 109.00 | 109.95 | 108.19 | 109.46 | 6,867,657 | +0.61(+0.56%) |
| Mar 06, 2012 | 108.14 | 109.03 | 108.00 | 108.85 | 7,480,625 | -0.47(-0.43%) |
| Mar 05, 2012 | 109.14 | 109.45 | 108.14 | 109.32 | 5,941,480 | -0.29(-0.26%) |
| Mar 02, 2012 | 109.50 | 109.87 | 109.00 | 109.61 | 5,377,442 | -0.15(-0.14%) |
