| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Jun 29, 2012 | 20.16 | 20.16 | 20.16 | 0 | +0.31(+1.56%) | |
| Jun 28, 2012 | 19.97 | 19.97 | 19.65 | 19.85 | 50,193 | -0.12(-0.60%) |
| Jun 27, 2012 | 20.12 | 20.18 | 19.93 | 19.97 | 28,592 | -0.05(-0.25%) |
| Jun 26, 2012 | 20.22 | 20.25 | 20.01 | 20.02 | 18,062 | -0.35(-1.72%) |
| Jun 25, 2012 | 20.00 | 20.43 | 20.00 | 20.37 | 52,693 | +0.35(+1.75%) |
| Jun 22, 2012 | 19.93 | 20.02 | 19.85 | 20.02 | 33,058 | -0.04(-0.20%) |
| Jun 21, 2012 | 20.30 | 20.37 | 19.95 | 20.06 | 114,711 | -0.54(-2.62%) |
| Jun 20, 2012 | 20.56 | 20.77 | 20.45 | 20.60 | 68,605 | -0.13(-0.63%) |
| Jun 19, 2012 | 20.94 | 20.94 | 20.69 | 20.73 | 51,332 | -0.21(-1.00%) |
| Jun 18, 2012 | 20.96 | 21.12 | 20.88 | 20.94 | 32,986 | -0.06(-0.29%) |
| Jun 15, 2012 | 21.22 | 21.22 | 21.00 | 21.00 | 62,807 | +0.01(+0.05%) |
| Jun 14, 2012 | 21.20 | 21.20 | 20.85 | 20.99 | 26,947 | -0.13(-0.62%) |
| Jun 13, 2012 | 21.20 | 21.25 | 21.06 | 21.12 | 25,781 | +0.02(+0.09%) |
| Jun 12, 2012 | 20.99 | 21.13 | 20.97 | 21.10 | 30,361 | +0.13(+0.62%) |
| Jun 11, 2012 | 21.02 | 21.06 | 20.69 | 20.97 | 37,653 | +0.04(+0.19%) |
| Jun 08, 2012 | 20.71 | 21.03 | 20.71 | 20.93 | 39,083 | -0.05(-0.24%) |
| Jun 07, 2012 | 21.50 | 21.50 | 20.61 | 20.98 | 53,192 | -0.48(-2.24%) |
| Jun 06, 2012 | 21.20 | 21.69 | 21.20 | 21.46 | 232,493 | +0.57(+2.73%) |
| Jun 05, 2012 | 20.71 | 20.89 | 20.66 | 20.89 | 79,821 | +0.13(+0.63%) |
| Jun 04, 2012 | 20.68 | 20.83 | 20.55 | 20.76 | 97,694 | +0.07(+0.34%) |
| Jun 02, 2012 | 19.97 | 20.78 | 19.97 | 20.69 | 217,674 | +0.00(+0.00%) |
| Jun 01, 2012 | 19.97 | 20.78 | 19.97 | 20.69 | 217,674 | +1.21(+6.21%) |
| May 31, 2012 | 19.61 | 19.67 | 19.42 | 19.48 | 71,333 | -0.04(-0.20%) |
| May 30, 2012 | 19.19 | 19.62 | 19.06 | 19.52 | 86,877 | +0.32(+1.67%) |
| May 29, 2012 | 19.74 | 19.75 | 19.16 | 19.20 | 56,639 | -0.80(-4.00%) |
| May 28, 2012 | 19.98 | 20.12 | 19.80 | 20.00 | 28,073 | +0.28(+1.42%) |
| May 25, 2012 | 19.57 | 19.73 | 19.45 | 19.72 | 75,023 | +0.24(+1.23%) |
| May 24, 2012 | 19.72 | 19.76 | 19.40 | 19.48 | 70,319 | +0.03(+0.15%) |
| May 23, 2012 | 19.75 | 19.75 | 19.19 | 19.45 | 103,332 | -0.31(-1.57%) |
| May 22, 2012 | 20.01 | 20.08 | 19.70 | 19.76 | 70,022 | -0.34(-1.69%) |
| May 18, 2012 | 20.10 | 20.10 | 20.10 | 0 | +0.37(+1.88%) | |
| May 17, 2012 | 19.25 | 19.85 | 19.17 | 19.73 | 67,948 | +0.77(+4.06%) |
| May 16, 2012 | 18.98 | 19.17 | 18.78 | 18.96 | 123,084 | -0.11(-0.58%) |
| May 15, 2012 | 19.12 | 19.41 | 19.06 | 19.07 | 106,246 | -0.23(-1.19%) |
| May 14, 2012 | 19.55 | 19.62 | 19.17 | 19.30 | 102,643 | -0.55(-2.77%) |
| May 11, 2012 | 19.80 | 19.93 | 19.72 | 19.85 | 114,449 | -0.16(-0.80%) |
| May 10, 2012 | 20.00 | 20.10 | 20.00 | 20.01 | 59,499 | -0.01(-0.05%) |
| May 09, 2012 | 20.08 | 20.17 | 19.86 | 20.02 | 116,523 | -0.18(-0.89%) |
| May 08, 2012 | 20.23 | 20.30 | 20.03 | 20.20 | 95,350 | -0.27(-1.32%) |
| May 07, 2012 | 20.61 | 20.62 | 20.41 | 20.47 | 37,590 | -0.22(-1.06%) |
| May 04, 2012 | 20.47 | 20.77 | 20.47 | 20.69 | 54,146 | +0.15(+0.73%) |
| May 03, 2012 | 20.57 | 20.57 | 20.39 | 20.54 | 34,009 | -0.17(-0.82%) |
| May 02, 2012 | 20.76 | 20.79 | 20.64 | 20.71 | 30,891 | -0.17(-0.81%) |
| May 01, 2012 | 21.00 | 21.10 | 20.80 | 20.88 | 52,649 | -0.08(-0.38%) |
| Apr 30, 2012 | 20.82 | 20.99 | 20.75 | 20.96 | 34,532 | +0.09(+0.43%) |
| Apr 27, 2012 | 20.95 | 20.95 | 20.85 | 20.87 | 52,376 | +0.01(+0.05%) |
| Apr 26, 2012 | 20.79 | 20.94 | 20.66 | 20.86 | 89,875 | +0.19(+0.92%) |
| Apr 25, 2012 | 20.79 | 20.79 | 20.36 | 20.67 | 54,643 | -0.09(-0.43%) |
| Apr 24, 2012 | 20.86 | 20.99 | 20.73 | 20.76 | 41,225 | -0.10(-0.48%) |
| Apr 23, 2012 | 20.98 | 21.00 | 20.73 | 20.86 | 56,053 | -0.33(-1.56%) |
| Apr 20, 2012 | 21.22 | 21.22 | 21.11 | 21.19 | 25,352 | -0.09(-0.42%) |
| Apr 19, 2012 | 21.28 | 21.35 | 21.19 | 21.28 | 74,075 | +0.20(+0.95%) |
| Apr 18, 2012 | 21.21 | 21.22 | 21.04 | 21.08 | 60,762 | -0.21(-0.99%) |
| Apr 17, 2012 | 21.41 | 21.41 | 21.10 | 21.29 | 59,479 | -0.17(-0.79%) |
| Apr 16, 2012 | 21.54 | 21.65 | 21.42 | 21.46 | 27,743 | -0.12(-0.56%) |
| Apr 13, 2012 | 21.73 | 21.87 | 21.51 | 21.58 | 111,803 | -0.31(-1.42%) |
| Apr 12, 2012 | 21.55 | 22.01 | 21.55 | 21.89 | 68,671 | +0.17(+0.78%) |
| Apr 11, 2012 | 21.78 | 21.80 | 21.66 | 21.72 | 86,368 | -0.03(-0.14%) |
| Apr 10, 2012 | 21.37 | 21.80 | 21.26 | 21.75 | 69,227 | +0.48(+2.26%) |
| Apr 09, 2012 | 21.51 | 21.54 | 21.27 | 21.27 | 38,078 | -0.04(-0.19%) |
| Apr 05, 2012 | 21.22 | 21.38 | 21.22 | 21.31 | 40,946 | +0.10(+0.47%) |
| Apr 04, 2012 | 21.35 | 21.41 | 21.02 | 21.21 | 90,813 | -0.41(-1.90%) |
| Apr 03, 2012 | 21.97 | 22.04 | 21.62 | 21.62 | 64,352 | -0.37(-1.68%) |