Historical Prices

Date Open High Low Close Volume Change (%)
Jul 29, 2011 21.46 21.56 20.90 21.39 16,710,604 -0.34(-1.59%)
Jul 28, 2011 22.03 22.24 21.67 21.73 19,224,772 -0.21(-0.95%)
Jul 27, 2011 22.08 22.25 21.81 21.94 24,092,032 -0.36(-1.63%)
Jul 26, 2011 22.25 22.50 22.17 22.30 10,703,264 +0.03(+0.13%)
Jul 25, 2011 22.16 22.56 22.09 22.27 13,356,640 -0.11(-0.49%)
Jul 22, 2011 22.41 22.42 22.31 22.38 9,036,432 +0.37(+1.67%)
Jul 21, 2011 22.26 22.59 22.01 22.01 21,061,200 -0.15(-0.67%)
Jul 20, 2011 22.37 22.37 22.05 22.16 9,474,332 -0.14(-0.64%)
Jul 19, 2011 22.12 22.32 22.05 22.30 21,594,504 +0.29(+1.29%)
Jul 18, 2011 22.08 22.23 21.93 22.02 13,513,624 -0.17(-0.77%)
Jul 15, 2011 22.22 22.22 21.93 22.19 16,001,100 +0.20(+0.92%)
Jul 14, 2011 22.06 22.35 21.95 21.99 17,211,312 -0.20(-0.90%)
Jul 13, 2011 22.04 22.49 22.00 22.18 18,855,292 +0.26(+1.19%)
Jul 12, 2011 22.00 22.20 21.90 21.92 18,416,428 -0.05(-0.23%)
Jul 11, 2011 22.15 22.31 21.92 21.98 25,733,436 -0.46(-2.04%)
Jul 08, 2011 22.24 22.54 22.10 22.43 20,818,788 -0.10(-0.47%)
Jul 07, 2011 22.05 22.71 22.00 22.54 48,523,920 +0.49(+2.21%)
Jul 06, 2011 21.96 22.31 21.71 22.05 33,607,324 -0.03(-0.14%)
Jul 05, 2011 21.74 22.20 21.58 22.08 33,089,520 +0.09(+0.40%)
Jul 01, 2011 21.02 22.23 20.94 21.99 61,742,912 +0.93(+4.40%)
Jun 30, 2011 21.53 21.84 20.98 21.07 119,880,168 -0.58(-2.67%)
Jun 29, 2011 18.98 21.83 18.70 21.64 132,022,488 +2.82(+15.00%)
Jun 28, 2011 18.57 18.86 18.55 18.82 23,297,580 +0.35(+1.88%)
Jun 27, 2011 18.45 18.51 18.28 18.47 20,880,520 +0.13(+0.71%)
Jun 24, 2011 18.83 18.84 18.33 18.34 39,705,772 -0.48(-2.58%)
Jun 23, 2011 18.55 18.85 18.50 18.83 20,004,784 +0.16(+0.87%)
Jun 22, 2011 18.74 18.99 18.64 18.67 17,727,780 -0.08(-0.44%)
Jun 21, 2011 18.64 18.80 18.54 18.75 25,295,140 +0.23(+1.27%)
Jun 20, 2011 18.51 18.57 18.49 18.51 22,546,744 -0.09(-0.51%)
Jun 17, 2011 18.85 18.87 18.55 18.61 25,859,200 -0.11(-0.60%)
Jun 16, 2011 18.70 18.84 18.59 18.72 21,041,352 +0.01(+0.05%)
Jun 15, 2011 18.89 19.01 18.70 18.71 22,775,476 -0.27(-1.44%)
Jun 14, 2011 18.78 19.07 18.71 18.98 30,033,364 +0.27(+1.43%)
Jun 13, 2011 18.71 18.79 18.58 18.71 20,819,976 +0.04(+0.23%)
Jun 10, 2011 19.05 19.08 18.64 18.67 29,469,944 -0.43(-2.28%)
Jun 09, 2011 19.07 19.18 18.97 19.11 32,073,888 -0.07(-0.37%)
Jun 08, 2011 19.67 19.67 18.59 19.18 80,757,408 -0.78(-3.90%)
Jun 07, 2011 19.70 20.03 19.63 19.95 27,858,600 +0.41(+2.07%)
Jun 06, 2011 19.75 19.89 19.54 19.55 17,627,612 -0.23(-1.18%)
Jun 03, 2011 19.95 20.09 19.74 19.78 18,956,168 +0.38(+1.97%)
May 24, 2011 19.25 19.44 19.17 19.40 14,828,252 +0.17(+0.88%)
May 23, 2011 19.27 19.43 19.15 19.23 18,266,536 -0.33(-1.67%)
May 20, 2011 19.83 19.96 19.56 19.56 17,223,008 -0.35(-1.77%)
May 19, 2011 20.03 20.04 19.85 19.91 14,954,532 -0.09(-0.46%)
May 18, 2011 20.11 20.11 19.87 20.00 20,134,148 -0.15(-0.73%)
May 17, 2011 19.95 20.20 19.94 20.15 22,115,204 +0.16(+0.83%)
May 16, 2011 19.79 20.33 19.78 19.99 18,765,464 +0.01(+0.04%)
May 13, 2011 20.00 20.05 19.92 19.98 21,491,084 -0.00(-0.03%)
May 12, 2011 19.77 20.01 19.77 19.98 24,989,692 +0.15(+0.74%)
May 11, 2011 20.05 20.06 19.74 19.83 17,670,700 -0.25(-1.26%)
May 10, 2011 19.99 20.17 19.93 20.09 19,716,044 +0.12(+0.61%)
May 09, 2011 19.78 20.00 19.76 19.96 19,098,788 +0.11(+0.57%)
May 06, 2011 19.62 19.96 19.57 19.85 29,764,704 +0.18(+0.90%)
May 05, 2011 19.77 19.84 19.55 19.67 20,932,064 -0.27(-1.34%)
May 04, 2011 19.96 20.04 19.76 19.94 17,342,152 -0.06(-0.29%)
May 03, 2011 19.91 20.04 19.83 20.00 18,947,840 +0.21(+1.09%)
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