Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 31, 2011 | 18.60 | 18.92 | 18.55 | 18.68 | 1,093,251 | +0.03(+0.16%) |
| Mar 30, 2011 | 18.65 | 19.00 | 18.20 | 18.65 | 1,724,450 | +0.06(+0.32%) |
| Mar 29, 2011 | 18.04 | 18.60 | 17.95 | 18.59 | 1,161,952 | +0.54(+2.99%) |
| Mar 28, 2011 | 18.15 | 18.46 | 18.05 | 18.05 | 1,028,927 | -0.08(-0.44%) |
| Mar 25, 2011 | 18.17 | 18.58 | 17.85 | 18.13 | 1,729,772 | +0.19(+1.06%) |
| Mar 24, 2011 | 18.25 | 18.32 | 17.68 | 17.94 | 2,014,023 | -0.03(-0.17%) |
| Mar 23, 2011 | 17.10 | 18.24 | 17.10 | 17.97 | 2,217,252 | +0.74(+4.29%) |
| Mar 22, 2011 | 17.28 | 17.55 | 17.03 | 17.23 | 1,224,659 | -0.01(-0.06%) |
| Mar 21, 2011 | 17.21 | 17.35 | 17.03 | 17.24 | 1,806,244 | +0.30(+1.77%) |
| Mar 18, 2011 | 17.09 | 17.15 | 16.70 | 16.94 | 3,669,173 | +0.13(+0.77%) |
| Mar 17, 2011 | 17.01 | 17.14 | 16.71 | 16.81 | 1,303,300 | +0.30(+1.82%) |
| Mar 16, 2011 | 17.00 | 17.23 | 16.28 | 16.51 | 1,932,445 | -0.50(-2.94%) |
| Mar 15, 2011 | 16.33 | 17.23 | 16.16 | 17.01 | 1,847,356 | -0.18(-1.05%) |
| Mar 14, 2011 | 17.15 | 17.44 | 16.81 | 17.19 | 1,747,426 | +0.06(+0.35%) |
| Mar 11, 2011 | 16.43 | 17.25 | 16.20 | 17.13 | 2,159,656 | +0.53(+3.19%) |
| Mar 10, 2011 | 16.35 | 16.81 | 15.92 | 16.60 | 3,178,872 | -0.20(-1.19%) |
| Mar 09, 2011 | 16.67 | 16.88 | 16.41 | 16.80 | 2,428,965 | -0.01(-0.06%) |
| Mar 08, 2011 | 16.53 | 16.90 | 16.05 | 16.81 | 1,714,038 | +0.23(+1.39%) |
| Mar 07, 2011 | 16.72 | 16.82 | 16.14 | 16.58 | 2,568,186 | -0.12(-0.72%) |
| Mar 04, 2011 | 16.42 | 16.70 | 16.11 | 16.70 | 2,066,627 | +0.31(+1.89%) |
| Mar 03, 2011 | 16.19 | 16.46 | 16.10 | 16.39 | 1,446,876 | +0.67(+4.26%) |
| Mar 02, 2011 | 15.95 | 16.33 | 15.68 | 15.72 | 1,586,513 | -0.16(-1.01%) |
| Mar 01, 2011 | 16.82 | 16.89 | 15.84 | 15.88 | 2,958,318 | -1.07(-6.31%) |
| Feb 28, 2011 | 16.73 | 17.23 | 16.66 | 16.95 | 3,113,129 | +0.79(+4.89%) |
| Feb 25, 2011 | 16.22 | 16.46 | 15.89 | 16.16 | 2,246,277 | +0.08(+0.50%) |
| Feb 24, 2011 | 15.69 | 16.30 | 15.69 | 16.08 | 1,698,489 | +0.18(+1.13%) |
| Feb 23, 2011 | 16.17 | 16.37 | 15.24 | 15.90 | 2,958,502 | -0.22(-1.36%) |
| Feb 22, 2011 | 16.65 | 17.15 | 16.06 | 16.12 | 2,136,718 | -0.86(-5.06%) |
| Feb 18, 2011 | 17.71 | 17.71 | 16.80 | 16.98 | 1,962,725 | -0.47(-2.69%) |
| Feb 17, 2011 | 17.38 | 17.71 | 17.02 | 17.45 | 3,523,590 | +0.07(+0.40%) |
| Feb 16, 2011 | 16.50 | 17.48 | 16.30 | 17.38 | 6,467,501 | +1.93(+12.49%) |
| Feb 15, 2011 | 15.75 | 15.82 | 15.39 | 15.45 | 2,869,738 | -0.38(-2.40%) |
| Feb 14, 2011 | 15.89 | 16.25 | 15.75 | 15.83 | 2,371,047 | +0.00(+0.00%) |
| Feb 11, 2011 | 15.33 | 15.88 | 15.20 | 15.83 | 1,679,326 | +0.42(+2.73%) |
| Feb 10, 2011 | 14.88 | 15.52 | 14.75 | 15.41 | 1,599,633 | +0.24(+1.58%) |
| Feb 09, 2011 | 15.47 | 15.55 | 15.10 | 15.17 | 1,816,116 | -0.51(-3.25%) |
| Feb 08, 2011 | 15.32 | 15.68 | 15.20 | 15.68 | 2,127,627 | +0.42(+2.75%) |
| Feb 07, 2011 | 15.05 | 15.54 | 15.01 | 15.26 | 1,557,122 | +0.33(+2.21%) |
| Feb 04, 2011 | 15.14 | 15.19 | 14.80 | 14.93 | 1,862,448 | -0.12(-0.80%) |
| Feb 03, 2011 | 15.20 | 15.27 | 14.79 | 15.05 | 1,996,464 | -0.19(-1.25%) |
| Feb 02, 2011 | 15.57 | 15.69 | 15.23 | 15.24 | 1,413,010 | -0.39(-2.50%) |
| Feb 01, 2011 | 15.15 | 15.75 | 15.09 | 15.63 | 3,029,618 | +0.76(+5.11%) |
| Jan 31, 2011 | 14.40 | 14.90 | 14.33 | 14.87 | 1,531,705 | +0.58(+4.06%) |
| Jan 28, 2011 | 14.67 | 14.85 | 14.22 | 14.29 | 1,584,727 | -0.36(-2.46%) |
| Jan 27, 2011 | 15.00 | 15.00 | 14.41 | 14.65 | 1,411,392 | -0.35(-2.33%) |
| Jan 26, 2011 | 14.43 | 15.00 | 14.36 | 15.00 | 1,875,863 | +0.76(+5.34%) |
| Jan 25, 2011 | 14.50 | 14.53 | 13.90 | 14.24 | 1,448,272 | -0.32(-2.20%) |
| Jan 24, 2011 | 14.03 | 14.70 | 14.02 | 14.56 | 1,811,074 | +0.54(+3.85%) |
| Jan 21, 2011 | 14.63 | 14.84 | 14.01 | 14.02 | 1,933,702 | -0.52(-3.58%) |
| Jan 20, 2011 | 14.85 | 14.90 | 14.18 | 14.54 | 3,408,687 | -0.47(-3.13%) |
| Jan 19, 2011 | 15.99 | 16.13 | 15.00 | 15.01 | 2,436,333 | -0.95(-5.94%) |
| Jan 18, 2011 | 15.70 | 15.97 | 15.66 | 15.96 | 1,040,871 | +0.24(+1.51%) |
| Jan 14, 2011 | 16.10 | 16.22 | 15.69 | 15.72 | 2,599,280 | -0.75(-4.55%) |
| Jan 13, 2011 | 16.77 | 16.86 | 16.38 | 16.47 | 1,191,598 | -0.26(-1.55%) |
| Jan 12, 2011 | 16.95 | 16.95 | 16.46 | 16.73 | 1,706,835 | +0.00(+0.00%) |
| Jan 11, 2011 | 16.62 | 16.90 | 16.45 | 16.73 | 1,430,440 | +0.19(+1.15%) |
| Jan 10, 2011 | 16.71 | 16.75 | 16.25 | 16.54 | 1,704,619 | -0.15(-0.90%) |
| Jan 07, 2011 | 16.57 | 16.87 | 16.17 | 16.69 | 1,659,508 | -0.09(-0.54%) |
| Jan 06, 2011 | 17.09 | 17.14 | 16.55 | 16.78 | 1,860,230 | -0.15(-0.89%) |
| Jan 05, 2011 | 16.65 | 17.12 | 16.50 | 16.93 | 1,960,879 | +0.13(+0.77%) |
| Jan 04, 2011 | 16.65 | 17.00 | 16.41 | 16.80 | 2,689,589 | +0.43(+2.66%) |
