Historical Prices

Date Open High Low Close Volume Change (%)
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 18.73 18.99 18.64 18.66 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 -0.10(-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 -0.44(-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 +0.40(+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 19.16 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 19.84 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 20.32 19.78 19.98 18,765,464 +0.01(+0.04%)
May 13, 2011 20.00 20.05 19.93 19.98 21,491,084 -0.01(-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 19.84 17,670,700 -0.25(-1.26%)
May 10, 2011 19.99 20.18 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 19.68 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 19.82 20.00 18,947,840 +0.21(+1.09%)
May 02, 2011 19.77 19.82 19.76 19.79 13,506,348 +0.25(+1.31%)
Apr 29, 2011 19.43 19.61 18.56 19.53 10,877,496 +0.12(+0.59%)
Apr 28, 2011 19.71 19.71 19.39 19.41 11,426,756 -0.31(-1.56%)
Apr 27, 2011 19.70 19.74 19.47 19.72 8,988,076 +0.03(+0.15%)
Apr 26, 2011 19.45 19.75 19.35 19.69 15,130,040 +0.25(+1.30%)
Apr 25, 2011 19.41 19.47 19.32 19.44 7,126,236 -0.00(-0.01%)
Apr 21, 2011 19.34 19.50 19.26 19.44 10,998,624 +0.10(+0.52%)
Apr 20, 2011 19.15 19.48 19.10 19.34 14,852,140 +0.36(+1.91%)
Apr 19, 2011 18.87 19.00 18.79 18.98 14,265,048 +0.06(+0.32%)
Apr 18, 2011 18.89 19.07 18.86 18.92 15,338,932 -0.20(-1.03%)
Apr 15, 2011 19.12 19.25 19.02 19.12 20,262,388 +0.04(+0.21%)
Apr 14, 2011 19.29 19.32 19.04 19.08 18,609,496 -0.30(-1.54%)
Apr 13, 2011 19.34 19.50 19.30 19.38 18,267,660 +0.12(+0.61%)
Apr 12, 2011 19.23 19.39 19.19 19.26 20,513,136 -0.17(-0.88%)
Apr 11, 2011 19.20 19.44 19.18 19.43 19,005,740 +0.25(+1.29%)
Apr 08, 2011 19.20 19.43 19.08 19.18 23,985,556 +0.08(+0.41%)
Apr 07, 2011 19.03 19.14 18.93 19.10 22,095,528 +0.10(+0.54%)
Apr 06, 2011 18.93 19.00 18.88 19.00 18,135,184 +0.09(+0.50%)
Apr 05, 2011 18.80 18.98 18.70 18.91 18,093,956 +0.10(+0.51%)
Apr 04, 2011 18.55 18.81 18.51 18.81 15,529,676 +0.25(+1.37%)
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