Historical Prices

Date Open High Low Close Volume Change (%)
Aug 31, 2011 21.17 21.35 20.93 21.27 1,185,061 +0.28(+1.33%)
Aug 30, 2011 21.23 21.23 20.72 20.99 1,920,483 -0.35(-1.63%)
Aug 29, 2011 20.98 21.34 20.92 21.33 1,190,309 +0.61(+2.93%)
Aug 26, 2011 20.11 20.84 19.76 20.73 1,271,261 +0.38(+1.88%)
Aug 25, 2011 21.05 21.18 20.12 20.34 1,651,287 -0.54(-2.58%)
Aug 24, 2011 20.55 20.91 20.27 20.88 1,243,204 +0.29(+1.43%)
Aug 23, 2011 20.10 20.60 19.85 20.59 1,702,415 +0.53(+2.65%)
Aug 22, 2011 20.51 20.51 19.78 20.06 1,115,149 +0.02(+0.10%)
Aug 19, 2011 20.06 20.68 19.94 20.04 1,788,493 -0.33(-1.61%)
Aug 18, 2011 20.46 20.67 20.10 20.36 2,680,547 -0.59(-2.83%)
Aug 17, 2011 21.21 21.38 20.81 20.96 1,010,016 -0.12(-0.55%)
Aug 16, 2011 20.76 21.15 20.59 21.07 1,591,383 +0.06(+0.29%)
Aug 15, 2011 20.34 21.03 20.32 21.01 2,512,065 +0.85(+4.23%)
Aug 12, 2011 20.38 20.50 19.88 20.16 1,484,329 -0.02(-0.10%)
Aug 11, 2011 19.22 20.46 19.11 20.18 4,444,725 +1.06(+5.53%)
Aug 10, 2011 18.75 20.00 18.57 19.12 3,493,029 -0.14(-0.71%)
Aug 09, 2011 19.04 19.29 17.55 19.26 3,304,690 +1.71(+9.72%)
Aug 08, 2011 19.04 19.37 17.55 17.55 2,726,953 -2.18(-11.07%)
Aug 05, 2011 20.82 20.82 19.55 19.74 1,688,166 -0.72(-3.54%)
Aug 04, 2011 21.26 21.50 20.45 20.46 2,332,291 -1.07(-4.98%)
Aug 03, 2011 21.89 21.89 21.18 21.53 1,468,701 -0.31(-1.41%)
Aug 02, 2011 22.37 22.62 21.83 21.84 969,062 -0.67(-2.97%)
Aug 01, 2011 23.05 23.07 22.36 22.51 854,654 -0.20(-0.90%)
Jul 29, 2011 22.72 22.84 22.46 22.71 782,500 -0.20(-0.89%)
Jul 28, 2011 23.00 23.27 22.60 22.92 1,154,448 +0.12(+0.54%)
Jul 27, 2011 23.45 23.45 22.71 22.80 1,003,130 -0.75(-3.19%)
Jul 26, 2011 23.55 23.67 23.31 23.55 890,677 +0.04(+0.17%)
Jul 25, 2011 23.46 23.67 23.32 23.50 784,672 -0.16(-0.66%)
Jul 22, 2011 23.55 23.73 23.48 23.66 1,469,817 +0.14(+0.61%)
Jul 21, 2011 23.53 23.74 23.38 23.52 2,029,023 +0.12(+0.50%)
Jul 20, 2011 23.24 23.53 23.20 23.40 1,319,460 +0.16(+0.70%)
Jul 19, 2011 22.82 23.27 22.73 23.24 1,353,162 +0.61(+2.72%)
Jul 18, 2011 22.88 22.93 22.52 22.62 1,282,336 -0.33(-1.43%)
Jul 15, 2011 22.82 22.97 22.60 22.95 1,069,026 +0.27(+1.17%)
Jul 14, 2011 22.77 22.90 22.55 22.69 1,862,360 +0.01(+0.03%)
Jul 13, 2011 22.94 22.96 22.43 22.68 1,971,440 -0.16(-0.69%)
Jul 12, 2011 22.60 23.18 22.60 22.84 696,559 +0.14(+0.60%)
Jul 11, 2011 22.87 22.95 22.67 22.70 456,900 -0.40(-1.71%)
Jul 08, 2011 22.92 23.14 22.81 23.10 516,151 -0.11(-0.47%)
Jul 07, 2011 23.15 23.29 23.10 23.20 846,326 +0.24(+1.04%)
Jul 06, 2011 22.60 23.05 22.60 22.97 1,362,831 +0.32(+1.42%)
Jul 05, 2011 22.62 22.69 22.35 22.64 1,043,594 +0.01(+0.03%)
Jul 01, 2011 22.28 22.67 22.28 22.64 1,087,979 +0.46(+2.06%)
Jun 30, 2011 22.27 22.34 22.13 22.18 1,421,200 -0.03(-0.12%)
Jun 29, 2011 21.99 22.25 21.88 22.21 683,855 +0.31(+1.41%)
Jun 28, 2011 21.81 21.92 21.68 21.90 607,227 +0.12(+0.56%)
Jun 27, 2011 21.62 21.85 21.62 21.78 625,628 +0.11(+0.53%)
Jun 24, 2011 21.67 21.88 21.41 21.66 992,491 -0.01(-0.03%)
Jun 23, 2011 21.84 21.84 21.49 21.67 1,320,682 -0.44(-2.01%)
Jun 22, 2011 22.03 22.36 21.98 22.11 1,347,314 +0.05(+0.24%)
Jun 21, 2011 21.88 22.10 21.71 22.06 973,507 +0.28(+1.30%)
Jun 20, 2011 21.69 21.81 21.65 21.78 814,745 +0.49(+2.31%)
Jun 17, 2011 21.46 21.50 21.16 21.29 902,074 +0.05(+0.25%)
Jun 16, 2011 21.12 21.45 21.00 21.23 791,742 +0.10(+0.48%)
Jun 15, 2011 21.47 21.51 20.96 21.13 1,150,708 -0.46(-2.12%)
Jun 14, 2011 21.61 21.72 21.49 21.59 1,870,503 +0.23(+1.07%)
Jun 13, 2011 21.39 21.59 21.26 21.36 1,482,216 -0.01(-0.06%)
Jun 10, 2011 21.88 21.99 21.31 21.37 1,272,178 -0.61(-2.79%)
Jun 09, 2011 22.28 22.30 21.85 21.99 996,428 -0.22(-1.00%)
Jun 08, 2011 22.49 22.58 22.21 22.21 936,317 -0.33(-1.46%)
Jun 07, 2011 22.56 22.69 22.46 22.54 1,251,905 +0.12(+0.54%)
Jun 06, 2011 22.82 22.89 22.34 22.42 1,143,063 -0.44(-1.91%)
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