| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 24, 2013 | 22.34 | 22.39 | 22.23 | 22.38 | 0 | -0.11(-0.49%) |
| May 23, 2013 | 22.00 | 22.50 | 22.00 | 22.49 | 0 | +0.18(+0.81%) |
| May 22, 2013 | 22.59 | 22.72 | 22.23 | 22.31 | 0 | -0.28(-1.24%) |
| May 21, 2013 | 22.58 | 22.64 | 22.52 | 22.59 | 0 | +0.01(+0.04%) |
| May 20, 2013 | 22.52 | 22.62 | 22.52 | 22.58 | 0 | -0.01(-0.04%) |
| May 17, 2013 | 22.43 | 22.59 | 22.36 | 22.59 | 0 | +0.23(+1.03%) |
| May 16, 2013 | 22.27 | 22.51 | 22.27 | 22.36 | 71,853 | +0.22(+0.99%) |
| May 15, 2013 | 22.09 | 22.17 | 22.03 | 22.14 | 0 | +0.04(+0.18%) |
| May 13, 2013 | 22.14 | 22.15 | 22.05 | 22.10 | 0 | -0.07(-0.32%) |
| May 10, 2013 | 22.12 | 22.17 | 22.05 | 22.17 | 0 | +0.17(+0.75%) |
| May 09, 2013 | 22.10 | 22.19 | 22.00 | 22.00 | 0 | -0.16(-0.70%) |
| May 08, 2013 | 21.97 | 22.16 | 21.95 | 22.16 | 0 | +0.18(+0.81%) |
| May 07, 2013 | 22.29 | 22.29 | 21.95 | 21.98 | 0 | -0.03(-0.12%) |
| May 06, 2013 | 21.98 | 22.08 | 21.95 | 22.01 | 0 | +0.01(+0.05%) |
| May 03, 2013 | 22.21 | 22.21 | 21.79 | 22.00 | 0 | +0.21(+0.98%) |
| May 02, 2013 | 21.59 | 21.79 | 21.50 | 21.79 | 0 | +0.23(+1.05%) |
| May 01, 2013 | 21.71 | 21.73 | 21.53 | 21.56 | 0 | -0.08(-0.37%) |
| Apr 30, 2013 | 21.48 | 21.70 | 21.37 | 21.64 | 0 | +0.07(+0.32%) |
| Apr 29, 2013 | 21.33 | 21.61 | 21.27 | 21.57 | 269,540 | +0.27(+1.27%) |
| Apr 26, 2013 | 21.25 | 21.32 | 21.28 | 21.30 | 101,916 | +0.02(+0.09%) |
| Apr 25, 2013 | 21.25 | 21.41 | 21.23 | 21.28 | 0 | +0.08(+0.38%) |
| Apr 24, 2013 | 21.12 | 21.24 | 21.04 | 21.20 | 0 | +0.08(+0.38%) |
| Apr 23, 2013 | 21.17 | 21.19 | 21.00 | 21.12 | 65,269 | +0.26(+1.25%) |
| Apr 22, 2013 | 20.74 | 20.90 | 20.63 | 20.86 | 30,517 | +0.18(+0.87%) |
| Apr 19, 2013 | 20.63 | 20.72 | 20.45 | 20.68 | 80,200 | -0.03(-0.14%) |
| Apr 18, 2013 | 20.93 | 20.93 | 20.61 | 20.71 | 70,632 | -0.09(-0.43%) |
| Apr 17, 2013 | 21.05 | 21.19 | 20.68 | 20.80 | 74,365 | -0.38(-1.79%) |
| Apr 16, 2013 | 21.11 | 21.23 | 21.03 | 21.18 | 104,405 | +0.18(+0.86%) |
| Apr 15, 2013 | 21.24 | 21.27 | 20.94 | 21.00 | 56,459 | -0.34(-1.59%) |
| Apr 12, 2013 | 21.25 | 21.59 | 21.19 | 21.34 | 92,194 | -0.12(-0.56%) |
| Apr 11, 2013 | 21.42 | 21.46 | 21.33 | 21.46 | 66,766 | -0.16(-0.74%) |
| Apr 10, 2013 | 21.30 | 21.64 | 21.30 | 21.62 | 112,412 | +0.38(+1.79%) |
| Apr 09, 2013 | 21.04 | 21.29 | 21.00 | 21.24 | 67,396 | +0.24(+1.14%) |
| Apr 08, 2013 | 20.88 | 21.00 | 20.78 | 21.00 | 35,540 | +0.11(+0.53%) |
| Apr 05, 2013 | 20.69 | 20.92 | 20.60 | 20.89 | 21,884 | -0.13(-0.62%) |
| Apr 04, 2013 | 20.94 | 21.02 | 20.89 | 21.02 | 43,732 | +0.03(+0.14%) |
| Apr 03, 2013 | 21.40 | 21.40 | 20.95 | 20.99 | 74,611 | -0.16(-0.73%) |
| Apr 02, 2013 | 21.20 | 21.24 | 21.11 | 21.15 | 30,145 | +0.06(+0.26%) |
| Apr 01, 2013 | 21.35 | 21.35 | 21.05 | 21.09 | 79,060 | -0.26(-1.22%) |
| Mar 28, 2013 | 21.24 | 21.35 | 21.21 | 21.35 | 29,526 | +0.10(+0.47%) |
| Mar 27, 2013 | 21.12 | 21.27 | 21.12 | 21.25 | 33,519 | -0.02(-0.09%) |
| Mar 26, 2013 | 21.22 | 21.27 | 21.15 | 21.27 | 29,174 | +0.23(+1.09%) |
| Mar 25, 2013 | 21.20 | 21.23 | 21.01 | 21.04 | 51,330 | -0.03(-0.15%) |
| Mar 22, 2013 | 21.04 | 21.15 | 20.98 | 21.07 | 18,099 | +0.08(+0.39%) |
| Mar 21, 2013 | 21.06 | 21.12 | 20.92 | 20.99 | 43,250 | -0.52(-2.42%) |
| Mar 20, 2013 | 21.52 | 21.55 | 21.46 | 21.51 | 40,923 | +0.15(+0.70%) |
| Mar 19, 2013 | 21.49 | 21.49 | 21.23 | 21.36 | 27,286 | -0.07(-0.34%) |
| Mar 18, 2013 | 21.34 | 21.52 | 21.22 | 21.43 | 44,910 | -0.03(-0.12%) |
| Mar 15, 2013 | 21.69 | 21.69 | 21.39 | 21.46 | 22,629 | -0.15(-0.69%) |
| Mar 14, 2013 | 21.50 | 21.62 | 21.50 | 21.61 | 26,497 | +0.16(+0.75%) |
| Mar 13, 2013 | 21.48 | 21.48 | 21.32 | 21.45 | 20,270 | +0.07(+0.33%) |
| Mar 12, 2013 | 21.28 | 21.44 | 21.28 | 21.38 | 37,626 | +0.00(+0.00%) |
| Mar 11, 2013 | 21.31 | 21.38 | 21.24 | 21.38 | 57,410 | +0.07(+0.31%) |
| Mar 08, 2013 | 21.41 | 21.50 | 21.25 | 21.31 | 63,184 | +0.03(+0.16%) |
| Mar 07, 2013 | 21.31 | 21.35 | 21.23 | 21.28 | 58,244 | -0.02(-0.09%) |
| Mar 06, 2013 | 21.25 | 21.36 | 21.24 | 21.30 | 28,959 | +0.11(+0.52%) |
| Mar 05, 2013 | 21.13 | 21.23 | 21.11 | 21.19 | 91,846 | +0.28(+1.34%) |
| Mar 04, 2013 | 20.98 | 20.98 | 20.72 | 20.91 | 90,464 | +0.08(+0.38%) |