| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Jul 31, 2012 | 20.08 | 20.18 | 19.51 | 19.72 | 1,979,134 | -0.45(-2.23%) |
| Jul 30, 2012 | 20.63 | 20.99 | 19.89 | 20.17 | 2,932,522 | -0.18(-0.88%) |
| Jul 27, 2012 | 20.05 | 20.56 | 19.93 | 20.35 | 1,938,452 | +0.38(+1.90%) |
| Jul 26, 2012 | 19.77 | 20.10 | 19.33 | 19.97 | 1,533,069 | +0.60(+3.10%) |
| Jul 25, 2012 | 19.51 | 19.64 | 19.26 | 19.37 | 810,572 | -0.03(-0.15%) |
| Jul 24, 2012 | 19.88 | 19.88 | 19.20 | 19.40 | 1,320,055 | -0.41(-2.07%) |
| Jul 23, 2012 | 19.76 | 19.98 | 19.10 | 19.81 | 1,721,427 | +0.14(+0.71%) |
| Jul 20, 2012 | 19.70 | 19.94 | 19.43 | 19.67 | 1,013,405 | -0.27(-1.35%) |
| Jul 19, 2012 | 20.38 | 20.42 | 19.87 | 19.94 | 1,926,580 | -0.32(-1.58%) |
| Jul 18, 2012 | 19.61 | 20.37 | 19.51 | 20.26 | 1,335,712 | +0.57(+2.89%) |
| Jul 17, 2012 | 19.91 | 20.14 | 19.65 | 19.69 | 1,733,286 | +0.17(+0.87%) |
| Jul 16, 2012 | 19.49 | 19.84 | 19.21 | 19.52 | 1,831,220 | -0.06(-0.31%) |
| Jul 14, 2012 | 19.38 | 19.81 | 19.37 | 19.58 | 1,269,006 | +0.00(+0.00%) |
| Jul 13, 2012 | 19.38 | 19.81 | 19.37 | 19.58 | 1,266,829 | +0.24(+1.24%) |
| Jul 12, 2012 | 19.11 | 19.50 | 18.77 | 19.34 | 1,278,900 | +0.01(+0.05%) |
| Jul 11, 2012 | 19.69 | 19.79 | 19.24 | 19.33 | 2,119,987 | -0.38(-1.93%) |
| Jul 10, 2012 | 19.41 | 19.96 | 19.36 | 19.71 | 3,699,286 | +0.47(+2.44%) |
| Jul 09, 2012 | 18.73 | 19.40 | 18.73 | 19.24 | 1,918,419 | +0.47(+2.50%) |
| Jul 06, 2012 | 18.73 | 19.20 | 18.53 | 18.77 | 1,525,351 | -0.22(-1.16%) |
| Jul 05, 2012 | 18.60 | 19.17 | 18.50 | 18.99 | 2,065,927 | +0.45(+2.43%) |
| Jul 03, 2012 | 17.96 | 18.55 | 17.88 | 18.54 | 1,348,894 | +0.70(+3.92%) |
| Jul 02, 2012 | 17.83 | 18.06 | 17.45 | 17.84 | 1,627,218 | +0.00(+0.00%) |
| Jun 30, 2012 | 16.90 | 18.03 | 16.89 | 17.84 | 2,622,472 | +0.01(+0.06%) |
| Jun 29, 2012 | 16.90 | 18.03 | 16.89 | 17.83 | 2,993,127 | +1.41(+8.59%) |
| Jun 28, 2012 | 16.02 | 16.46 | 15.94 | 16.42 | 1,876,194 | +0.17(+1.05%) |
| Jun 27, 2012 | 16.33 | 16.34 | 15.96 | 16.25 | 1,203,777 | -0.05(-0.31%) |
| Jun 26, 2012 | 15.93 | 16.46 | 15.79 | 16.30 | 1,529,239 | +0.39(+2.45%) |
| Jun 25, 2012 | 16.21 | 16.30 | 15.80 | 15.91 | 1,594,391 | -0.53(-3.22%) |
| Jun 22, 2012 | 16.71 | 16.71 | 16.32 | 16.44 | 1,010,773 | -0.13(-0.78%) |
| Jun 21, 2012 | 17.43 | 17.49 | 16.52 | 16.57 | 1,345,312 | -0.90(-5.15%) |
| Jun 20, 2012 | 17.23 | 17.48 | 17.03 | 17.47 | 1,724,629 | +0.26(+1.51%) |
| Jun 19, 2012 | 16.93 | 17.38 | 16.89 | 17.21 | 2,030,009 | +0.30(+1.77%) |
| Jun 18, 2012 | 16.60 | 16.91 | 16.30 | 16.91 | 2,211,659 | +0.18(+1.08%) |
| Jun 15, 2012 | 16.63 | 16.76 | 16.42 | 16.73 | 2,553,424 | +0.12(+0.72%) |
| Jun 14, 2012 | 16.24 | 16.69 | 16.15 | 16.61 | 3,267,038 | +0.41(+2.53%) |
| Jun 13, 2012 | 16.86 | 16.88 | 16.16 | 16.20 | 2,434,850 | -0.75(-4.42%) |
| Jun 12, 2012 | 17.03 | 17.33 | 16.67 | 16.95 | 2,026,111 | -0.01(-0.06%) |
| Jun 11, 2012 | 17.75 | 17.81 | 16.94 | 16.96 | 1,695,179 | -0.59(-3.36%) |
| Jun 08, 2012 | 17.26 | 17.57 | 17.20 | 17.55 | 1,820,453 | +0.27(+1.56%) |
| Jun 07, 2012 | 17.99 | 18.10 | 17.19 | 17.28 | 2,057,305 | -0.54(-3.03%) |
| Jun 06, 2012 | 17.85 | 17.89 | 17.51 | 17.82 | 3,063,290 | +0.18(+1.02%) |
| Jun 05, 2012 | 17.80 | 17.83 | 17.36 | 17.64 | 3,366,999 | -0.33(-1.84%) |
| Jun 04, 2012 | 18.03 | 18.22 | 17.79 | 17.97 | 2,410,967 | -0.01(-0.06%) |
| Jun 02, 2012 | 18.15 | 18.27 | 17.73 | 17.98 | 2,279,972 | +0.00(+0.00%) |
| Jun 01, 2012 | 18.15 | 18.27 | 17.73 | 17.98 | 2,281,813 | -0.52(-2.81%) |
| May 31, 2012 | 18.57 | 18.64 | 18.15 | 18.50 | 2,404,414 | -0.10(-0.54%) |
| May 30, 2012 | 19.15 | 19.30 | 18.49 | 18.60 | 2,114,566 | -0.87(-4.47%) |
| May 29, 2012 | 19.30 | 19.50 | 19.07 | 19.47 | 1,451,963 | +0.28(+1.46%) |
| May 25, 2012 | 18.96 | 19.30 | 18.95 | 19.19 | 1,036,606 | +0.17(+0.89%) |
| May 24, 2012 | 19.25 | 19.37 | 18.80 | 19.02 | 1,658,912 | -0.05(-0.26%) |
| May 23, 2012 | 18.78 | 19.17 | 18.53 | 19.07 | 2,475,652 | +0.35(+1.87%) |
| May 22, 2012 | 19.06 | 19.27 | 18.58 | 18.72 | 2,300,104 | +0.04(+0.21%) |
| May 21, 2012 | 18.24 | 18.75 | 17.67 | 18.68 | 3,362,947 | +0.19(+1.03%) |
| May 18, 2012 | 18.01 | 19.00 | 17.88 | 18.49 | 4,439,960 | +0.78(+4.40%) |
| May 17, 2012 | 18.74 | 18.85 | 17.68 | 17.71 | 4,990,881 | -1.00(-5.34%) |
| May 16, 2012 | 19.21 | 19.43 | 18.62 | 18.71 | 2,949,143 | -0.43(-2.25%) |
| May 15, 2012 | 19.36 | 19.70 | 19.05 | 19.14 | 3,071,738 | -0.26(-1.34%) |
| May 14, 2012 | 19.51 | 19.91 | 19.34 | 19.40 | 1,694,604 | -0.32(-1.62%) |
| May 11, 2012 | 19.56 | 20.24 | 19.55 | 19.72 | 1,577,254 | -0.04(-0.20%) |
| May 10, 2012 | 20.07 | 20.15 | 19.50 | 19.76 | 3,366,374 | -0.08(-0.40%) |
| May 09, 2012 | 19.68 | 19.97 | 19.33 | 19.84 | 2,166,764 | -0.13(-0.65%) |
| May 08, 2012 | 20.47 | 20.47 | 19.45 | 19.97 | 3,156,828 | -0.72(-3.48%) |
| May 07, 2012 | 21.31 | 21.56 | 20.68 | 20.69 | 2,950,312 | -0.70(-3.27%) |
| May 04, 2012 | 21.80 | 21.96 | 21.03 | 21.39 | 2,722,626 | -0.52(-2.37%) |
| May 03, 2012 | 21.98 | 22.82 | 21.22 | 21.91 | 7,099,676 | -0.85(-3.73%) |
| May 02, 2012 | 22.29 | 22.86 | 21.77 | 22.76 | 4,597,565 | +0.95(+4.36%) |