| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 21, 2013 | 23.79 | 23.91 | 23.68 | 23.84 | 49,403 | -0.02(-0.08%) |
| May 20, 2013 | 23.75 | 23.89 | 23.73 | 23.86 | 34,507 | +0.24(+1.02%) |
| May 17, 2013 | 23.53 | 23.63 | 23.53 | 23.62 | 60,941 | +0.25(+1.07%) |
| May 16, 2013 | 23.47 | 23.54 | 23.34 | 23.37 | 502,624 | -0.19(-0.81%) |
| May 15, 2013 | 23.51 | 23.60 | 23.44 | 23.56 | 29,098 | +0.05(+0.21%) |
| May 13, 2013 | 23.62 | 23.62 | 23.46 | 23.51 | 33,060 | -0.26(-1.09%) |
| May 10, 2013 | 23.73 | 23.79 | 23.68 | 23.77 | 59,202 | +0.05(+0.21%) |
| May 09, 2013 | 23.81 | 23.87 | 23.67 | 23.72 | 77,096 | -0.22(-0.92%) |
| May 08, 2013 | 23.84 | 23.98 | 23.82 | 23.94 | 118,063 | +0.17(+0.72%) |
| May 07, 2013 | 23.66 | 23.82 | 23.62 | 23.77 | 47,315 | +0.34(+1.45%) |
| May 06, 2013 | 23.35 | 23.46 | 23.34 | 23.43 | 32,908 | +0.01(+0.04%) |
| May 03, 2013 | 23.36 | 23.55 | 23.18 | 23.42 | 75,311 | +0.24(+1.04%) |
| May 02, 2013 | 23.05 | 23.22 | 23.01 | 23.18 | 410,390 | +0.24(+1.05%) |
| May 01, 2013 | 23.19 | 23.20 | 22.93 | 22.94 | 70,012 | -0.35(-1.50%) |
| Apr 30, 2013 | 22.97 | 23.31 | 22.95 | 23.29 | 21,216 | +0.33(+1.44%) |
| Apr 29, 2013 | 22.83 | 22.99 | 22.81 | 22.96 | 32,513 | +0.24(+1.06%) |
| Apr 26, 2013 | 22.74 | 22.91 | 22.61 | 22.72 | 73,941 | -0.19(-0.83%) |
| Apr 25, 2013 | 22.81 | 23.04 | 22.81 | 22.91 | 51,530 | +0.21(+0.93%) |
| Apr 24, 2013 | 22.51 | 22.75 | 22.51 | 22.70 | 21,809 | +0.32(+1.41%) |
| Apr 23, 2013 | 22.17 | 22.44 | 22.15 | 22.39 | 76,410 | +0.09(+0.38%) |
| Apr 22, 2013 | 22.32 | 22.32 | 22.13 | 22.30 | 84,890 | +0.01(+0.04%) |
| Apr 19, 2013 | 22.19 | 22.31 | 22.16 | 22.29 | 36,796 | +0.42(+1.90%) |
| Apr 18, 2013 | 21.98 | 21.98 | 21.73 | 21.88 | 94,674 | +0.05(+0.25%) |
| Apr 17, 2013 | 21.99 | 21.99 | 21.68 | 21.82 | 122,812 | -0.50(-2.24%) |
| Apr 16, 2013 | 22.29 | 22.33 | 22.14 | 22.32 | 32,845 | +0.38(+1.71%) |
| Apr 15, 2013 | 22.28 | 22.28 | 21.94 | 21.95 | 68,413 | -0.73(-3.20%) |
| Apr 12, 2013 | 22.64 | 22.74 | 22.53 | 22.67 | 41,705 | -0.30(-1.31%) |
| Apr 11, 2013 | 23.00 | 23.04 | 22.92 | 22.97 | 109,523 | -0.14(-0.61%) |
| Apr 10, 2013 | 22.97 | 23.23 | 22.97 | 23.11 | 43,258 | +0.21(+0.92%) |
| Apr 09, 2013 | 22.69 | 23.01 | 22.65 | 22.90 | 103,004 | +0.30(+1.33%) |
| Apr 08, 2013 | 22.49 | 22.62 | 22.43 | 22.60 | 126,881 | -0.01(-0.04%) |
| Apr 05, 2013 | 22.25 | 22.65 | 22.16 | 22.61 | 78,331 | -0.10(-0.44%) |
| Apr 04, 2013 | 22.71 | 22.73 | 22.56 | 22.71 | 49,240 | +0.07(+0.31%) |
| Apr 03, 2013 | 22.94 | 22.95 | 22.58 | 22.64 | 82,387 | -0.33(-1.44%) |
| Apr 02, 2013 | 23.07 | 23.10 | 22.96 | 22.97 | 87,513 | -0.01(-0.04%) |
| Apr 01, 2013 | 23.16 | 23.18 | 22.92 | 22.98 | 30,060 | -0.24(-1.03%) |
| Mar 28, 2013 | 23.09 | 23.26 | 23.09 | 23.22 | 55,745 | +0.00(+0.00%) |
| Mar 27, 2013 | 22.98 | 23.22 | 22.95 | 23.22 | 167,383 | +0.07(+0.30%) |
| Mar 26, 2013 | 23.00 | 23.17 | 23.00 | 23.15 | 97,314 | +0.24(+1.07%) |
| Mar 25, 2013 | 23.08 | 23.17 | 22.80 | 22.91 | 60,769 | -0.12(-0.54%) |
| Mar 22, 2013 | 23.10 | 23.10 | 22.98 | 23.03 | 74,746 | -0.02(-0.09%) |
| Mar 21, 2013 | 23.14 | 23.23 | 23.05 | 23.05 | 33,737 | -0.26(-1.11%) |
| Mar 20, 2013 | 23.26 | 23.34 | 23.23 | 23.31 | 75,835 | +0.32(+1.38%) |
| Mar 19, 2013 | 23.16 | 23.19 | 22.81 | 22.99 | 85,091 | -0.28(-1.20%) |
| Mar 18, 2013 | 23.25 | 23.38 | 23.15 | 23.27 | 40,921 | -0.35(-1.48%) |
| Mar 15, 2013 | 23.64 | 23.67 | 23.55 | 23.62 | 24,603 | -0.13(-0.55%) |
| Mar 14, 2013 | 23.71 | 23.81 | 23.69 | 23.75 | 69,253 | +0.15(+0.64%) |
| Mar 13, 2013 | 23.73 | 23.73 | 23.59 | 23.60 | 66,347 | -0.28(-1.17%) |
| Mar 12, 2013 | 24.05 | 24.07 | 23.81 | 23.88 | 62,571 | -0.29(-1.20%) |
| Mar 11, 2013 | 24.14 | 24.25 | 24.09 | 24.17 | 99,924 | -0.20(-0.82%) |
| Mar 08, 2013 | 24.30 | 24.42 | 24.22 | 24.37 | 110,512 | +0.36(+1.50%) |
| Mar 07, 2013 | 23.91 | 24.03 | 23.90 | 24.01 | 94,088 | +0.11(+0.46%) |
| Mar 06, 2013 | 23.83 | 23.92 | 23.79 | 23.90 | 75,006 | +0.25(+1.06%) |
| Mar 05, 2013 | 23.55 | 23.74 | 23.55 | 23.65 | 102,152 | +0.22(+0.94%) |
| Mar 04, 2013 | 23.34 | 23.43 | 23.28 | 23.43 | 79,550 | -0.21(-0.89%) |