Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Apr 30, 2012 | 18.30 | 18.55 | 18.29 | 18.47 | 174,622 | +0.23(+1.26%) |
| Apr 27, 2012 | 18.34 | 18.34 | 18.20 | 18.24 | 172,539 | +0.00(+0.00%) |
| Apr 26, 2012 | 18.32 | 18.43 | 18.07 | 18.24 | 185,481 | -0.15(-0.82%) |
| Apr 25, 2012 | 18.60 | 18.62 | 18.30 | 18.39 | 247,877 | -0.04(-0.22%) |
| Apr 24, 2012 | 18.69 | 18.69 | 18.33 | 18.43 | 452,509 | +0.07(+0.38%) |
| Apr 23, 2012 | 17.75 | 18.40 | 17.55 | 18.36 | 331,369 | +0.61(+3.44%) |
| Apr 20, 2012 | 17.86 | 17.86 | 17.55 | 17.75 | 129,804 | -0.01(-0.06%) |
| Apr 19, 2012 | 17.70 | 17.89 | 17.57 | 17.76 | 143,687 | +0.03(+0.17%) |
| Apr 18, 2012 | 17.70 | 17.75 | 17.50 | 17.73 | 113,578 | +0.01(+0.06%) |
| Apr 17, 2012 | 17.55 | 17.72 | 17.40 | 17.72 | 129,286 | +0.20(+1.14%) |
| Apr 16, 2012 | 17.60 | 17.70 | 17.50 | 17.52 | 113,131 | -0.01(-0.06%) |
| Apr 13, 2012 | 17.42 | 17.64 | 17.40 | 17.53 | 71,745 | +0.12(+0.69%) |
| Apr 12, 2012 | 17.65 | 17.67 | 17.36 | 17.41 | 126,371 | -0.23(-1.30%) |
| Apr 11, 2012 | 17.25 | 17.64 | 17.25 | 17.64 | 143,669 | +0.43(+2.50%) |
| Apr 10, 2012 | 17.13 | 17.56 | 17.09 | 17.21 | 249,336 | +0.10(+0.58%) |
| Apr 09, 2012 | 17.03 | 17.15 | 17.03 | 17.11 | 84,109 | -0.04(-0.23%) |
| Apr 05, 2012 | 17.16 | 17.16 | 17.09 | 17.15 | 82,287 | +0.00(+0.00%) |
| Apr 04, 2012 | 17.05 | 17.20 | 17.00 | 17.15 | 94,982 | +0.06(+0.35%) |
| Apr 03, 2012 | 16.99 | 17.10 | 16.90 | 17.09 | 67,904 | +0.03(+0.18%) |
| Apr 02, 2012 | 17.00 | 17.10 | 16.92 | 17.06 | 143,790 | +0.14(+0.83%) |
| Mar 30, 2012 | 16.94 | 17.05 | 16.88 | 16.92 | 106,522 | -0.01(-0.06%) |
| Mar 29, 2012 | 16.87 | 16.94 | 16.56 | 16.93 | 131,100 | +0.06(+0.36%) |
| Mar 28, 2012 | 16.65 | 16.94 | 16.45 | 16.87 | 199,361 | +0.20(+1.20%) |
| Mar 27, 2012 | 16.90 | 16.90 | 16.60 | 16.67 | 118,816 | -0.20(-1.19%) |
| Mar 26, 2012 | 16.70 | 16.94 | 16.70 | 16.87 | 101,378 | +0.17(+1.02%) |
| Mar 23, 2012 | 16.74 | 17.10 | 16.33 | 16.70 | 166,664 | -0.08(-0.48%) |
| Mar 22, 2012 | 17.00 | 17.00 | 16.70 | 16.78 | 133,053 | +0.08(+0.48%) |
| Mar 21, 2012 | 16.78 | 16.95 | 16.68 | 16.70 | 113,797 | -0.10(-0.60%) |
| Mar 20, 2012 | 16.95 | 17.10 | 16.78 | 16.80 | 175,612 | -0.11(-0.65%) |
| Mar 19, 2012 | 16.60 | 16.97 | 16.59 | 16.91 | 155,452 | +0.25(+1.50%) |
| Mar 16, 2012 | 16.40 | 16.68 | 16.40 | 16.66 | 97,468 | +0.31(+1.90%) |
| Mar 15, 2012 | 16.27 | 16.35 | 16.09 | 16.35 | 126,787 | +0.15(+0.93%) |
| Mar 14, 2012 | 16.15 | 16.23 | 16.12 | 16.20 | 102,632 | +0.10(+0.62%) |
| Mar 13, 2012 | 16.24 | 16.29 | 16.01 | 16.10 | 248,240 | -0.13(-0.80%) |
| Mar 12, 2012 | 16.38 | 16.40 | 16.17 | 16.23 | 160,739 | -0.15(-0.92%) |
| Mar 09, 2012 | 16.39 | 16.44 | 16.34 | 16.38 | 95,033 | +0.02(+0.12%) |
| Mar 08, 2012 | 16.49 | 16.49 | 16.33 | 16.36 | 173,542 | -0.04(-0.24%) |
| Mar 07, 2012 | 16.39 | 16.50 | 16.36 | 16.40 | 129,287 | +0.04(+0.24%) |
| Mar 06, 2012 | 16.33 | 16.55 | 16.30 | 16.36 | 160,523 | -0.11(-0.67%) |
| Mar 05, 2012 | 16.40 | 16.70 | 16.30 | 16.47 | 181,764 | +0.12(+0.73%) |
| Mar 02, 2012 | 16.56 | 16.75 | 16.35 | 16.35 | 211,810 | -0.29(-1.74%) |
| Mar 01, 2012 | 16.93 | 16.98 | 16.50 | 16.64 | 201,084 | -0.04(-0.24%) |
| Feb 29, 2012 | 16.89 | 17.00 | 16.68 | 16.68 | 147,221 | -0.25(-1.48%) |
| Feb 28, 2012 | 16.64 | 17.00 | 16.61 | 16.93 | 150,346 | +0.35(+2.11%) |
| Feb 27, 2012 | 16.88 | 16.90 | 16.50 | 16.58 | 199,156 | -0.35(-2.07%) |
| Feb 24, 2012 | 17.25 | 17.26 | 16.89 | 16.93 | 142,337 | -0.29(-1.68%) |
| Feb 23, 2012 | 17.20 | 17.39 | 17.05 | 17.22 | 238,841 | +0.07(+0.41%) |
| Feb 22, 2012 | 16.58 | 17.15 | 16.58 | 17.15 | 225,742 | +0.57(+3.44%) |
| Feb 21, 2012 | 16.12 | 16.59 | 16.03 | 16.58 | 406,017 | +0.38(+2.35%) |
| Feb 17, 2012 | 16.15 | 16.25 | 15.61 | 16.20 | 781,580 | +0.00(+0.00%) |
| Feb 16, 2012 | 17.45 | 17.50 | 16.10 | 16.20 | 820,413 | -1.45(-8.22%) |
| Feb 15, 2012 | 18.05 | 18.05 | 17.37 | 17.65 | 286,763 | -0.98(-5.26%) |
| Feb 14, 2012 | 18.64 | 18.72 | 18.55 | 18.63 | 378,894 | -0.02(-0.11%) |
| Feb 13, 2012 | 18.23 | 18.66 | 18.23 | 18.65 | 398,524 | +0.54(+2.98%) |
| Feb 10, 2012 | 17.99 | 18.18 | 17.80 | 18.11 | 271,109 | +0.12(+0.67%) |
| Feb 09, 2012 | 18.05 | 18.15 | 17.82 | 17.99 | 223,551 | -0.05(-0.28%) |
| Feb 08, 2012 | 18.42 | 18.49 | 17.32 | 18.04 | 643,654 | -0.36(-1.96%) |
| Feb 07, 2012 | 19.00 | 19.12 | 18.24 | 18.40 | 287,437 | -0.61(-3.21%) |
| Feb 06, 2012 | 18.98 | 19.15 | 18.95 | 19.01 | 148,893 | +0.05(+0.26%) |
| Feb 03, 2012 | 19.00 | 19.08 | 18.92 | 18.96 | 130,539 | -0.09(-0.47%) |
| Feb 02, 2012 | 19.09 | 19.09 | 18.93 | 19.05 | 130,771 | +0.00(+0.00%) |
