| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 21, 2013 | 16.23 | 16.36 | 16.22 | 16.29 | 19,800 | -0.20(-1.20%) |
| May 20, 2013 | 16.49 | 16.49 | 16.49 | 16.49 | 500 | +0.05(+0.30%) |
| May 17, 2013 | 16.30 | 16.48 | 16.24 | 16.44 | 19,231 | -0.07(-0.42%) |
| May 16, 2013 | 17.00 | 17.00 | 16.51 | 16.51 | 20,200 | -1.17(-6.62%) |
| May 13, 2013 | 17.68 | 17.68 | 17.68 | 0 | -0.10(-0.58%) | |
| May 10, 2013 | 17.93 | 17.93 | 17.77 | 17.78 | 600 | -0.15(-0.84%) |
| May 09, 2013 | 17.93 | 17.93 | 17.93 | 17.93 | 500 | -0.16(-0.89%) |
| May 08, 2013 | 18.09 | 18.09 | 18.09 | 18.09 | 100 | +0.04(+0.24%) |
| May 06, 2013 | 18.05 | 18.05 | 18.05 | 0 | +0.43(+2.44%) | |
| May 02, 2013 | 17.62 | 17.62 | 17.62 | 0 | -0.85(-4.60%) | |
| Apr 30, 2013 | 18.47 | 18.47 | 18.47 | 0 | -0.08(-0.43%) | |
| Apr 29, 2013 | 18.54 | 18.64 | 18.46 | 18.55 | 8,700 | +0.06(+0.32%) |
| Apr 26, 2013 | 18.52 | 18.65 | 18.49 | 18.49 | 10,500 | -0.18(-0.96%) |
| Apr 25, 2013 | 18.75 | 18.75 | 18.67 | 18.67 | 600 | +0.38(+2.08%) |
| Apr 24, 2013 | 18.29 | 18.29 | 18.29 | 18.29 | 100 | +0.23(+1.27%) |
| Apr 23, 2013 | 18.25 | 18.25 | 18.06 | 18.06 | 600 | -0.38(-2.06%) |
| Apr 22, 2013 | 18.42 | 18.85 | 18.25 | 18.44 | 16,500 | +0.01(+0.05%) |
| Apr 19, 2013 | 18.50 | 18.50 | 18.37 | 18.43 | 6,393 | -0.01(-0.05%) |
| Apr 18, 2013 | 18.51 | 18.51 | 18.28 | 18.44 | 6,200 | -0.43(-2.28%) |
| Apr 17, 2013 | 19.13 | 19.13 | 18.86 | 18.87 | 7,365 | -0.88(-4.46%) |
| Apr 16, 2013 | 20.06 | 20.06 | 19.45 | 19.75 | 10,450 | -1.96(-9.03%) |
| Apr 11, 2013 | 21.71 | 21.71 | 21.71 | 0 | +0.18(+0.84%) | |
| Apr 09, 2013 | 21.53 | 21.53 | 21.53 | 0 | +0.56(+2.67%) | |
| Apr 05, 2013 | 20.97 | 20.97 | 20.97 | 0 | -0.12(-0.57%) | |
| Apr 04, 2013 | 20.95 | 21.30 | 20.95 | 21.09 | 5,601 | -0.44(-2.04%) |
| Apr 03, 2013 | 21.81 | 21.85 | 21.42 | 21.53 | 13,000 | -1.12(-4.94%) |
| Apr 01, 2013 | 22.65 | 22.65 | 22.65 | 22.65 | 0 | +0.28(+1.27%) |
| Mar 28, 2013 | 22.40 | 22.48 | 22.34 | 22.37 | 5,750 | -0.13(-0.59%) |
| Mar 27, 2013 | 22.49 | 22.50 | 22.26 | 22.50 | 10,900 | -0.35(-1.54%) |
| Mar 26, 2013 | 22.85 | 22.85 | 22.85 | 22.85 | 100 | +0.15(+0.67%) |
| Mar 25, 2013 | 22.70 | 22.70 | 22.70 | 22.70 | 100 | -0.06(-0.26%) |
| Mar 22, 2013 | 22.76 | 22.76 | 22.76 | 22.76 | 100 | -0.07(-0.31%) |
| Mar 21, 2013 | 22.83 | 23.16 | 22.79 | 22.83 | 6,300 | -0.09(-0.40%) |
| Mar 20, 2013 | 22.92 | 22.93 | 22.88 | 22.92 | 1,406 | -0.31(-1.33%) |
| Mar 19, 2013 | 23.00 | 23.45 | 22.49 | 23.23 | 9,700 | +0.07(+0.30%) |
| Mar 18, 2013 | 23.00 | 23.19 | 22.85 | 23.16 | 8,000 | +0.14(+0.61%) |
| Mar 15, 2013 | 23.00 | 23.02 | 22.58 | 23.02 | 10,606 | +0.04(+0.17%) |
| Mar 14, 2013 | 23.21 | 23.22 | 22.72 | 22.98 | 14,100 | -0.42(-1.79%) |
| Mar 13, 2013 | 23.99 | 23.99 | 23.40 | 23.40 | 4,850 | +0.10(+0.43%) |
| Mar 12, 2013 | 23.40 | 23.55 | 23.25 | 23.30 | 18,936 | -0.36(-1.51%) |
| Mar 11, 2013 | 23.66 | 23.66 | 23.66 | 23.66 | 293 | +0.10(+0.44%) |
| Mar 08, 2013 | 23.57 | 23.61 | 23.55 | 23.55 | 700 | +0.05(+0.23%) |
| Mar 07, 2013 | 23.95 | 23.95 | 23.35 | 23.50 | 6,006 | -0.05(-0.21%) |
| Mar 06, 2013 | 23.58 | 23.98 | 22.97 | 23.55 | 17,500 | +0.16(+0.68%) |
| Mar 05, 2013 | 23.50 | 23.53 | 22.92 | 23.39 | 5,822 | -0.36(-1.52%) |