| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| May 23, 2013 | 22.38 | 22.40 | 22.37 | 22.37 | 1,795 | +0.06(+0.28%) |
| May 22, 2013 | 22.29 | 22.31 | 22.27 | 22.31 | 2,828 | +0.13(+0.57%) |
| May 21, 2013 | 22.19 | 22.19 | 22.18 | 22.18 | 1,580 | -0.05(-0.22%) |
| May 20, 2013 | 22.23 | 22.23 | 22.16 | 22.23 | 605 | +0.00(+0.00%) |
| May 17, 2013 | 22.27 | 22.27 | 22.23 | 22.23 | 1,932 | -0.07(-0.31%) |
| May 16, 2013 | 22.35 | 22.35 | 22.30 | 22.30 | 250 | -0.13(-0.58%) |
| May 15, 2013 | 22.51 | 22.56 | 22.43 | 22.43 | 3,487 | -0.26(-1.15%) |
| May 13, 2013 | 22.75 | 22.75 | 22.59 | 22.69 | 560 | +0.14(+0.62%) |
| May 10, 2013 | 22.68 | 22.68 | 22.54 | 22.55 | 1,148 | -0.20(-0.88%) |
| May 09, 2013 | 22.66 | 22.75 | 22.66 | 22.75 | 1,484 | +0.20(+0.89%) |
| May 08, 2013 | 23.20 | 23.20 | 22.55 | 22.55 | 1,200 | -0.24(-1.07%) |
| May 07, 2013 | 22.55 | 22.79 | 22.55 | 22.79 | 682 | +0.29(+1.30%) |
| May 06, 2013 | 22.50 | 22.50 | 22.50 | 22.50 | 400 | -0.29(-1.27%) |
| May 03, 2013 | 22.80 | 22.83 | 22.75 | 22.79 | 4,624 | +0.07(+0.32%) |
| May 02, 2013 | 22.72 | 22.72 | 22.72 | 22.72 | 100 | +0.15(+0.65%) |
| May 01, 2013 | 22.57 | 22.57 | 22.57 | 22.57 | 164 | -0.25(-1.09%) |
| Apr 30, 2013 | 22.70 | 22.82 | 22.70 | 22.82 | 621 | +0.12(+0.52%) |
| Apr 29, 2013 | 22.49 | 22.70 | 22.49 | 22.70 | 250 | +0.38(+1.70%) |
| Apr 26, 2013 | 22.29 | 22.32 | 22.26 | 22.32 | 4,100 | -0.02(-0.09%) |
| Apr 25, 2013 | 22.34 | 22.34 | 22.34 | 22.34 | 750 | +0.14(+0.63%) |
| Apr 24, 2013 | 22.23 | 22.23 | 22.17 | 22.20 | 1,604 | +0.03(+0.12%) |
| Apr 23, 2013 | 22.24 | 22.24 | 22.17 | 22.17 | 1,661 | -0.24(-1.05%) |
| Apr 22, 2013 | 22.34 | 22.42 | 22.34 | 22.41 | 2,100 | -0.17(-0.74%) |
| Apr 19, 2013 | 22.58 | 22.58 | 22.58 | 22.58 | 137 | +0.07(+0.30%) |
| Apr 18, 2013 | 22.51 | 22.51 | 22.51 | 22.51 | 1,000 | -0.07(-0.31%) |
| Apr 17, 2013 | 22.58 | 22.62 | 22.58 | 22.58 | 500 | +0.11(+0.49%) |
| Apr 16, 2013 | 22.41 | 22.47 | 22.41 | 22.47 | 650 | +0.26(+1.17%) |
| Apr 15, 2013 | 22.42 | 22.42 | 22.21 | 22.21 | 8,425 | -0.47(-2.07%) |
| Apr 12, 2013 | 22.63 | 22.68 | 22.62 | 22.68 | 650 | +0.05(+0.23%) |
| Apr 11, 2013 | 22.63 | 22.63 | 22.63 | 22.63 | 478 | +0.07(+0.30%) |
| Apr 10, 2013 | 22.61 | 22.61 | 22.50 | 22.56 | 600 | +0.00(+0.02%) |
| Apr 09, 2013 | 22.53 | 22.56 | 22.52 | 22.56 | 2,200 | +0.03(+0.12%) |
| Apr 08, 2013 | 22.51 | 22.56 | 22.51 | 22.53 | 615 | +0.09(+0.41%) |
| Apr 05, 2013 | 22.55 | 22.55 | 22.44 | 22.44 | 585 | -0.07(-0.32%) |
| Apr 04, 2013 | 22.49 | 22.52 | 22.49 | 22.51 | 1,244 | -0.04(-0.19%) |
| Apr 02, 2013 | 22.55 | 22.55 | 22.55 | 22.55 | 0 | +0.02(+0.09%) |
| Apr 01, 2013 | 22.69 | 22.69 | 22.44 | 22.53 | 2,740 | -0.67(-2.87%) |
| Mar 28, 2013 | 23.20 | 23.20 | 23.20 | 23.20 | 350 | -0.11(-0.46%) |
| Mar 27, 2013 | 23.21 | 23.31 | 23.21 | 23.31 | 691 | +0.04(+0.16%) |
| Mar 26, 2013 | 23.26 | 23.29 | 23.23 | 23.27 | 700 | +0.08(+0.34%) |
| Mar 25, 2013 | 23.19 | 23.19 | 23.19 | 23.19 | 2,500 | +0.03(+0.13%) |
| Mar 22, 2013 | 23.19 | 23.28 | 23.11 | 23.16 | 1,850 | -0.06(-0.26%) |
| Mar 21, 2013 | 23.17 | 23.23 | 23.17 | 23.22 | 1,500 | +0.07(+0.30%) |
| Mar 20, 2013 | 23.17 | 23.17 | 23.15 | 23.15 | 8,605 | +0.07(+0.30%) |
| Mar 19, 2013 | 23.07 | 23.08 | 23.07 | 23.08 | 9,570 | +0.03(+0.15%) |
| Mar 18, 2013 | 23.00 | 23.06 | 23.00 | 23.05 | 1,620 | -0.19(-0.83%) |
| Mar 15, 2013 | 23.24 | 23.24 | 23.24 | 23.24 | 123 | +0.01(+0.06%) |
| Mar 14, 2013 | 23.20 | 23.23 | 23.20 | 23.23 | 1,685 | +0.06(+0.24%) |
| Mar 13, 2013 | 23.17 | 23.17 | 23.17 | 23.17 | 879 | -0.09(-0.38%) |
| Mar 12, 2013 | 23.22 | 23.26 | 23.22 | 23.26 | 540 | +0.04(+0.16%) |
| Mar 11, 2013 | 23.27 | 23.27 | 23.22 | 23.22 | 500 | +0.07(+0.30%) |
| Mar 08, 2013 | 23.18 | 23.20 | 23.05 | 23.15 | 2,897 | +0.07(+0.29%) |
| Mar 07, 2013 | 23.00 | 23.09 | 22.99 | 23.08 | 2,026 | +0.13(+0.58%) |
| Mar 06, 2013 | 22.99 | 23.01 | 22.92 | 22.95 | 1,790 | -0.09(-0.38%) |
| Mar 05, 2013 | 23.10 | 23.10 | 23.04 | 23.04 | 4,718 | +0.02(+0.08%) |
| Mar 04, 2013 | 23.09 | 23.09 | 22.99 | 23.02 | 2,395 | -0.03(-0.14%) |