Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 18.56 | 19.00 | 17.97 | 17.97 | 3,687,679 | -0.49(-2.65%) |
| Feb 28, 2012 | 17.52 | 18.55 | 17.42 | 18.46 | 3,470,317 | +0.92(+5.25%) |
| Feb 27, 2012 | 17.30 | 17.63 | 17.17 | 17.54 | 1,928,557 | +0.10(+0.57%) |
| Feb 24, 2012 | 17.38 | 17.75 | 17.20 | 17.44 | 1,231,876 | -0.01(-0.06%) |
| Feb 23, 2012 | 17.10 | 17.56 | 16.95 | 17.45 | 1,517,541 | +0.30(+1.75%) |
| Feb 22, 2012 | 17.50 | 17.60 | 17.06 | 17.15 | 1,485,227 | -0.36(-2.06%) |
| Feb 21, 2012 | 17.81 | 17.94 | 17.26 | 17.51 | 1,698,584 | -0.24(-1.35%) |
| Feb 17, 2012 | 17.71 | 18.04 | 17.54 | 17.75 | 2,553,228 | +0.08(+0.45%) |
| Feb 16, 2012 | 17.41 | 17.69 | 17.33 | 17.67 | 1,749,945 | +0.24(+1.38%) |
| Feb 15, 2012 | 17.72 | 18.20 | 17.42 | 17.43 | 2,385,206 | -0.13(-0.74%) |
| Feb 14, 2012 | 17.51 | 17.68 | 17.27 | 17.56 | 1,441,088 | +0.01(+0.06%) |
| Feb 13, 2012 | 17.37 | 17.75 | 17.18 | 17.55 | 1,821,800 | +0.38(+2.21%) |
| Feb 10, 2012 | 16.76 | 17.45 | 16.75 | 17.17 | 2,745,870 | +0.26(+1.54%) |
| Feb 09, 2012 | 16.72 | 16.96 | 16.50 | 16.91 | 1,445,356 | +0.32(+1.93%) |
| Feb 08, 2012 | 16.94 | 17.00 | 16.50 | 16.59 | 1,362,270 | -0.29(-1.72%) |
| Feb 07, 2012 | 16.41 | 16.96 | 16.18 | 16.88 | 2,383,864 | +0.44(+2.68%) |
| Feb 06, 2012 | 16.59 | 16.76 | 16.26 | 16.44 | 1,746,845 | -0.20(-1.20%) |
| Feb 03, 2012 | 17.03 | 17.15 | 16.64 | 16.64 | 3,494,614 | -0.19(-1.13%) |
| Feb 02, 2012 | 16.68 | 17.12 | 16.68 | 16.83 | 2,141,614 | +0.06(+0.36%) |
| Feb 01, 2012 | 16.55 | 16.93 | 16.44 | 16.77 | 2,493,340 | +0.40(+2.44%) |
| Jan 31, 2012 | 16.55 | 16.59 | 16.11 | 16.37 | 1,971,960 | -0.11(-0.67%) |
| Jan 30, 2012 | 16.29 | 16.51 | 16.03 | 16.48 | 2,107,807 | +0.00(+0.00%) |
| Jan 27, 2012 | 16.22 | 16.53 | 16.22 | 16.48 | 1,287,708 | +0.11(+0.67%) |
| Jan 26, 2012 | 16.92 | 16.99 | 16.26 | 16.37 | 1,833,333 | -0.49(-2.91%) |
| Jan 25, 2012 | 16.90 | 16.91 | 16.55 | 16.86 | 1,572,431 | -0.11(-0.65%) |
| Jan 24, 2012 | 16.52 | 17.03 | 16.51 | 16.97 | 1,175,829 | +0.35(+2.11%) |
| Jan 23, 2012 | 16.39 | 16.70 | 16.35 | 16.62 | 943,027 | +0.23(+1.40%) |
| Jan 20, 2012 | 16.41 | 16.55 | 16.25 | 16.39 | 1,379,759 | -0.03(-0.18%) |
| Jan 19, 2012 | 16.70 | 16.70 | 16.14 | 16.42 | 2,097,199 | -0.19(-1.14%) |
| Jan 18, 2012 | 16.36 | 16.67 | 16.17 | 16.61 | 1,753,685 | +0.20(+1.22%) |
| Jan 17, 2012 | 16.91 | 17.13 | 16.28 | 16.41 | 1,492,662 | -0.33(-1.97%) |
| Jan 13, 2012 | 16.18 | 16.77 | 16.07 | 16.74 | 2,412,482 | +0.33(+2.01%) |
| Jan 12, 2012 | 16.29 | 16.47 | 15.59 | 16.41 | 1,807,561 | +0.24(+1.48%) |
| Jan 11, 2012 | 16.30 | 16.43 | 16.05 | 16.17 | 1,559,042 | -0.25(-1.52%) |
| Jan 10, 2012 | 16.32 | 16.64 | 16.28 | 16.42 | 2,026,131 | +0.25(+1.55%) |
| Jan 09, 2012 | 16.09 | 16.22 | 15.85 | 16.17 | 2,789,875 | +0.12(+0.75%) |
| Jan 06, 2012 | 16.04 | 16.60 | 15.92 | 16.05 | 1,952,482 | -0.03(-0.19%) |
| Jan 05, 2012 | 15.42 | 16.20 | 15.35 | 16.08 | 3,416,880 | +0.79(+5.17%) |
| Jan 04, 2012 | 14.84 | 15.64 | 14.80 | 15.29 | 2,883,983 | +0.04(+0.26%) |
| Dec 30, 2011 | 15.47 | 15.60 | 15.25 | 15.25 | 974,487 | -0.35(-2.24%) |
| Dec 29, 2011 | 15.37 | 15.71 | 15.07 | 15.60 | 1,342,628 | +0.25(+1.63%) |
| Dec 28, 2011 | 15.53 | 15.59 | 15.24 | 15.35 | 1,043,303 | -0.15(-0.97%) |
| Dec 27, 2011 | 15.51 | 15.70 | 15.44 | 15.50 | 1,072,667 | -0.08(-0.51%) |
| Dec 23, 2011 | 15.72 | 15.75 | 15.33 | 15.58 | 1,151,754 | -0.14(-0.89%) |
| Dec 21, 2011 | 15.33 | 15.74 | 15.07 | 15.72 | 1,743,064 | +0.36(+2.34%) |
| Dec 20, 2011 | 15.10 | 15.40 | 14.90 | 15.36 | 3,384,461 | +0.60(+4.07%) |
| Dec 19, 2011 | 15.38 | 15.40 | 14.74 | 14.76 | 2,204,887 | -0.59(-3.84%) |
| Dec 16, 2011 | 15.56 | 16.05 | 15.35 | 15.35 | 4,541,341 | -0.11(-0.71%) |
| Dec 15, 2011 | 15.72 | 15.81 | 15.40 | 15.46 | 3,169,122 | +0.10(+0.65%) |
| Dec 14, 2011 | 16.10 | 16.23 | 15.29 | 15.36 | 3,473,038 | -0.88(-5.42%) |
| Dec 13, 2011 | 16.99 | 17.14 | 16.14 | 16.24 | 2,469,951 | -0.61(-3.62%) |
| Dec 12, 2011 | 16.77 | 16.92 | 16.50 | 16.85 | 2,060,799 | -0.17(-1.00%) |
| Dec 09, 2011 | 16.66 | 17.07 | 16.50 | 17.02 | 2,503,109 | +0.38(+2.28%) |
| Dec 08, 2011 | 16.86 | 16.93 | 16.37 | 16.64 | 2,946,783 | -0.33(-1.94%) |
| Dec 07, 2011 | 16.58 | 17.04 | 16.40 | 16.97 | 2,538,922 | +0.27(+1.62%) |
| Dec 06, 2011 | 16.49 | 16.89 | 16.49 | 16.70 | 2,323,356 | +0.16(+0.97%) |
| Dec 05, 2011 | 16.56 | 16.82 | 16.38 | 16.54 | 2,225,405 | +0.27(+1.66%) |
| Dec 02, 2011 | 16.38 | 16.53 | 15.96 | 16.27 | 2,579,878 | +0.08(+0.49%) |
