Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 31, 2011 | 23.44 | 24.05 | 23.44 | 24.05 | 825 | +0.21(+0.88%) |
| Mar 30, 2011 | 23.70 | 23.84 | 23.66 | 23.84 | 1,080 | +0.30(+1.27%) |
| Mar 29, 2011 | 23.98 | 23.98 | 23.54 | 23.54 | 1,600 | -0.50(-2.09%) |
| Mar 28, 2011 | 24.40 | 24.56 | 24.04 | 24.04 | 3,268 | -0.47(-1.93%) |
| Mar 25, 2011 | 23.99 | 24.51 | 23.97 | 24.51 | 1,368 | +0.67(+2.83%) |
| Mar 24, 2011 | 24.29 | 24.29 | 23.79 | 23.84 | 1,125 | -0.31(-1.28%) |
| Mar 23, 2011 | 24.01 | 24.15 | 23.99 | 24.15 | 4,390 | +0.24(+1.00%) |
| Mar 22, 2011 | 23.62 | 23.91 | 23.61 | 23.91 | 2,595 | +0.39(+1.66%) |
| Mar 21, 2011 | 23.70 | 23.70 | 23.52 | 23.52 | 2,000 | -0.14(-0.59%) |
| Mar 18, 2011 | 23.62 | 23.66 | 23.50 | 23.66 | 6,200 | -0.04(-0.17%) |
| Mar 17, 2011 | 23.45 | 23.70 | 23.41 | 23.70 | 5,400 | +0.80(+3.49%) |
| Mar 16, 2011 | 22.99 | 22.99 | 22.90 | 22.90 | 200 | -0.04(-0.18%) |
| Mar 15, 2011 | 22.94 | 22.94 | 22.69 | 22.94 | 5,722 | +0.25(+1.11%) |
| Mar 14, 2011 | 23.03 | 23.10 | 22.69 | 22.69 | 3,950 | +0.42(+1.89%) |
| Mar 10, 2011 | 22.27 | 22.27 | 22.27 | 22.27 | 0 | -0.33(-1.46%) |
| Mar 09, 2011 | 22.48 | 22.65 | 22.45 | 22.60 | 3,965 | +0.00(+0.00%) |
| Mar 08, 2011 | 22.27 | 22.65 | 22.25 | 22.60 | 6,612 | +0.09(+0.40%) |
| Mar 07, 2011 | 22.31 | 22.51 | 22.20 | 22.51 | 5,310 | +0.31(+1.40%) |
| Mar 04, 2011 | 22.00 | 22.29 | 22.00 | 22.20 | 5,920 | +0.06(+0.27%) |
| Mar 03, 2011 | 22.18 | 22.38 | 22.07 | 22.14 | 19,747 | -0.12(-0.54%) |
| Mar 02, 2011 | 22.25 | 22.44 | 22.20 | 22.26 | 11,400 | -0.29(-1.28%) |
| Mar 01, 2011 | 23.16 | 23.16 | 22.55 | 22.55 | 12,750 | -0.63(-2.73%) |
| Feb 28, 2011 | 23.23 | 23.25 | 23.18 | 23.18 | 5,600 | +0.21(+0.93%) |
| Feb 25, 2011 | 22.37 | 22.98 | 22.30 | 22.97 | 23,600 | +0.63(+2.80%) |
| Feb 24, 2011 | 22.49 | 22.49 | 22.30 | 22.34 | 3,350 | -0.09(-0.40%) |
| Feb 23, 2011 | 22.43 | 22.43 | 22.43 | 22.43 | 1,700 | -0.13(-0.58%) |
| Feb 22, 2011 | 22.74 | 22.74 | 22.46 | 22.56 | 7,600 | +0.02(+0.09%) |
| Feb 18, 2011 | 22.55 | 22.58 | 22.52 | 22.54 | 28,100 | -0.03(-0.13%) |
| Feb 17, 2011 | 22.88 | 22.88 | 22.46 | 22.57 | 18,900 | -0.29(-1.27%) |
| Feb 16, 2011 | 22.96 | 23.08 | 22.86 | 22.86 | 8,350 | -0.42(-1.80%) |
| Feb 15, 2011 | 23.07 | 23.28 | 23.07 | 23.28 | 630 | +0.28(+1.22%) |
| Feb 14, 2011 | 23.00 | 23.13 | 22.91 | 23.00 | 2,200 | -0.14(-0.61%) |
| Feb 11, 2011 | 23.11 | 23.18 | 23.05 | 23.14 | 12,650 | -0.24(-1.03%) |
| Feb 10, 2011 | 23.44 | 23.44 | 23.38 | 23.38 | 800 | -0.31(-1.31%) |
| Feb 09, 2011 | 23.44 | 23.69 | 23.36 | 23.69 | 4,600 | +0.11(+0.47%) |
| Feb 08, 2011 | 23.70 | 23.75 | 23.48 | 23.58 | 5,345 | -0.38(-1.59%) |
| Feb 07, 2011 | 24.23 | 24.23 | 23.96 | 23.96 | 11,450 | -0.81(-3.27%) |
| Feb 04, 2011 | 24.72 | 24.77 | 24.63 | 24.77 | 22,000 | -0.03(-0.12%) |
| Feb 03, 2011 | 25.25 | 25.26 | 24.72 | 24.80 | 3,500 | -0.27(-1.08%) |
| Feb 02, 2011 | 24.87 | 25.09 | 24.81 | 25.07 | 4,600 | +0.30(+1.21%) |
