| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 24, 2013 | 73.46 | 73.46 | 73.46 | 73.46 | 200 | +1.97(+2.75%) |
| May 23, 2013 | 70.49 | 71.90 | 68.91 | 71.49 | 665 | -1.14(-1.57%) |
| May 22, 2013 | 76.76 | 76.76 | 72.63 | 72.63 | 1,800 | -3.93(-5.13%) |
| May 21, 2013 | 77.15 | 77.15 | 76.56 | 76.56 | 400 | +1.09(+1.44%) |
| May 20, 2013 | 75.47 | 75.47 | 75.47 | 75.47 | 100 | -0.35(-0.46%) |
| May 17, 2013 | 75.82 | 75.82 | 75.82 | 75.82 | 100 | +0.24(+0.32%) |
| May 16, 2013 | 75.58 | 75.58 | 75.58 | 75.58 | 200 | +0.20(+0.27%) |
| May 15, 2013 | 75.38 | 75.38 | 75.38 | 75.38 | 200 | +2.95(+4.08%) |
| May 09, 2013 | 72.43 | 72.43 | 72.43 | 72.43 | 0 | -0.11(-0.16%) |
| May 08, 2013 | 72.54 | 72.54 | 72.54 | 72.54 | 133 | +0.20(+0.28%) |
| May 07, 2013 | 71.65 | 72.34 | 71.56 | 72.34 | 928 | +0.69(+0.96%) |
| May 06, 2013 | 71.45 | 71.86 | 71.45 | 71.65 | 700 | +0.53(+0.74%) |
| May 03, 2013 | 72.44 | 71.50 | 71.12 | 71.12 | 800 | -0.38(-0.53%) |
| May 02, 2013 | 71.00 | 71.50 | 71.00 | 71.50 | 708 | +0.71(+1.01%) |
| May 01, 2013 | 72.20 | 72.20 | 70.79 | 70.79 | 350 | -1.21(-1.69%) |
| Apr 30, 2013 | 72.00 | 72.00 | 72.00 | 72.00 | 100 | -0.01(-0.01%) |
| Apr 29, 2013 | 71.96 | 72.12 | 71.96 | 72.01 | 520 | -0.13(-0.19%) |
| Apr 26, 2013 | 72.23 | 72.23 | 72.14 | 72.14 | 600 | +2.93(+4.24%) |
| Apr 24, 2013 | 69.21 | 69.21 | 69.21 | 69.21 | 0 | +3.26(+4.94%) |
| Apr 18, 2013 | 65.95 | 65.95 | 65.95 | 65.95 | 0 | +1.08(+1.67%) |
| Apr 17, 2013 | 64.87 | 64.87 | 64.87 | 64.87 | 100 | -2.69(-3.98%) |
| Apr 16, 2013 | 67.23 | 67.56 | 67.23 | 67.56 | 200 | +0.94(+1.40%) |
| Apr 15, 2013 | 68.09 | 68.09 | 66.01 | 66.62 | 1,000 | -1.41(-2.07%) |
| Apr 12, 2013 | 67.18 | 68.30 | 67.11 | 68.03 | 1,908 | +1.16(+1.73%) |
| Apr 11, 2013 | 67.82 | 68.01 | 66.87 | 66.87 | 1,697 | +0.09(+0.13%) |
| Apr 10, 2013 | 64.60 | 66.78 | 64.51 | 66.78 | 940 | +2.45(+3.81%) |
| Apr 09, 2013 | 63.80 | 64.33 | 63.26 | 64.33 | 2,700 | +1.52(+2.42%) |
| Apr 08, 2013 | 62.05 | 62.81 | 62.05 | 62.81 | 1,600 | +2.54(+4.21%) |
| Apr 04, 2013 | 60.27 | 60.27 | 60.27 | 0 | +1.30(+2.20%) | |
| Mar 25, 2013 | 58.97 | 58.97 | 58.97 | 0 | +0.50(+0.86%) | |
| Mar 18, 2013 | 58.47 | 58.47 | 58.47 | 0 | -0.82(-1.38%) | |
| Mar 14, 2013 | 59.29 | 59.29 | 59.29 | 0 | +0.17(+0.29%) | |
| Mar 13, 2013 | 59.12 | 59.12 | 59.12 | 59.12 | 400 | +1.16(+2.00%) |
| Mar 06, 2013 | 57.96 | 57.96 | 57.96 | 0 | +0.40(+0.69%) |