Historical Prices

Date Open High Low Close Volume Change (%)
Aug 31, 2011 21.76 22.13 21.54 21.66 13,958,308 +0.07(+0.32%)
Aug 30, 2011 22.07 22.12 21.59 21.59 18,830,488 -0.54(-2.45%)
Aug 29, 2011 21.78 22.15 21.70 22.14 11,163,816 +0.56(+2.61%)
Aug 26, 2011 20.82 21.61 20.57 21.57 12,231,012 +0.63(+3.02%)
Aug 25, 2011 21.46 21.62 20.87 20.94 12,354,284 -0.51(-2.38%)
Aug 24, 2011 20.80 21.50 20.71 21.45 15,275,656 +0.55(+2.64%)
Aug 23, 2011 19.89 20.91 19.77 20.90 12,045,996 +1.09(+5.48%)
Aug 22, 2011 20.01 20.14 19.76 19.81 11,132,520 +0.17(+0.85%)
Aug 19, 2011 19.73 20.37 19.62 19.64 12,649,044 -0.34(-1.68%)
Aug 18, 2011 20.19 20.35 19.74 19.98 16,644,096 -0.66(-3.19%)
Aug 17, 2011 20.91 21.15 20.46 20.64 11,525,164 -0.17(-0.81%)
Aug 16, 2011 21.02 21.38 20.78 20.80 14,041,548 -0.48(-2.24%)
Aug 15, 2011 21.15 21.29 20.70 21.28 9,966,680 +0.22(+1.06%)
Aug 12, 2011 20.96 21.26 20.85 21.06 10,663,428 +0.25(+1.19%)
Aug 11, 2011 19.91 21.10 19.83 20.81 14,950,076 +0.98(+4.94%)
Aug 10, 2011 20.42 20.73 19.76 19.83 19,309,688 -0.79(-3.84%)
Aug 09, 2011 20.34 20.66 19.25 20.62 21,536,952 +0.83(+4.18%)
Aug 08, 2011 20.34 20.84 19.50 19.80 23,769,636 -1.17(-5.58%)
Aug 05, 2011 20.63 21.13 20.09 20.97 21,511,344 +0.58(+2.84%)
Aug 04, 2011 21.53 21.69 20.37 20.39 18,797,144 -1.38(-6.35%)
Aug 03, 2011 21.32 21.78 20.73 21.77 15,954,416 +0.49(+2.31%)
Aug 02, 2011 22.07 22.30 21.25 21.28 17,029,968 -1.06(-4.73%)
Aug 01, 2011 22.61 22.61 22.00 22.34 10,045,996 -0.20(-0.90%)
Jul 29, 2011 22.45 22.70 22.31 22.54 9,905,260 -0.08(-0.36%)
Jul 28, 2011 22.22 22.84 22.22 22.62 14,810,500 +0.44(+1.98%)
Jul 27, 2011 22.48 22.64 22.14 22.18 12,686,496 -0.40(-1.78%)
Jul 26, 2011 22.75 22.83 22.55 22.58 7,564,236 -0.15(-0.66%)
Jul 25, 2011 22.59 22.85 22.58 22.73 6,965,264 -0.19(-0.85%)
Jul 22, 2011 23.01 23.06 22.86 22.93 7,219,292 -0.03(-0.14%)
Jul 21, 2011 22.69 23.15 22.57 22.96 11,621,404 +0.31(+1.37%)
Jul 20, 2011 22.72 22.75 22.54 22.65 9,914,756 -0.04(-0.15%)
Jul 19, 2011 22.86 22.88 22.63 22.68 18,538,920 +0.02(+0.11%)
Jul 18, 2011 22.73 22.90 22.62 22.66 11,661,676 -0.27(-1.16%)
Jul 15, 2011 23.09 23.09 22.71 22.93 14,330,520 -0.06(-0.28%)
Jul 14, 2011 23.04 23.24 22.81 22.99 10,837,416 -0.02(-0.10%)
Jul 13, 2011 22.75 23.22 22.75 23.01 9,458,640 +0.20(+0.90%)
Jul 12, 2011 22.82 23.00 22.66 22.81 7,284,340 -0.05(-0.22%)
Jul 11, 2011 22.97 23.26 22.78 22.86 12,599,688 -0.45(-1.94%)
Jul 08, 2011 23.25 23.34 23.07 23.31 12,672,592 -0.11(-0.45%)
Jul 07, 2011 23.19 23.56 23.18 23.41 17,198,184 +0.33(+1.42%)
Jul 06, 2011 22.85 23.12 22.84 23.09 14,480,416 +0.15(+0.66%)
Jul 05, 2011 22.82 23.03 22.73 22.93 14,928,744 -0.02(-0.09%)
Jul 01, 2011 22.41 23.00 22.36 22.95 16,781,356 +0.46(+2.04%)
Jun 30, 2011 22.30 22.61 22.30 22.50 17,650,360 +0.05(+0.22%)
Jun 29, 2011 22.41 22.59 22.05 22.45 25,426,020 -0.03(-0.13%)
Jun 28, 2011 21.32 22.64 21.29 22.48 60,441,712 +2.07(+10.14%)
Jun 27, 2011 20.23 20.69 20.23 20.41 22,891,876 +0.11(+0.54%)
Jun 24, 2011 20.53 20.62 20.18 20.30 15,564,720 -0.25(-1.23%)
Jun 23, 2011 20.34 20.59 20.16 20.55 17,086,136 +0.06(+0.29%)
Jun 22, 2011 20.97 21.10 20.46 20.49 18,370,784 -0.64(-3.03%)
Jun 21, 2011 20.79 21.21 20.76 21.13 9,262,712 +0.32(+1.54%)
Jun 20, 2011 20.67 20.85 20.66 20.81 9,141,076 +0.53(+2.61%)
Jun 17, 2011 20.20 20.40 20.20 20.28 10,494,456 +0.20(+1.02%)
Jun 16, 2011 20.12 20.19 19.86 20.07 9,092,108 -0.02(-0.12%)
Jun 15, 2011 20.39 20.48 19.98 20.10 11,419,112 -0.46(-2.25%)
Jun 14, 2011 20.29 20.61 20.27 20.56 11,731,916 +0.43(+2.15%)
Jun 13, 2011 19.94 20.47 19.92 20.13 10,787,872 +0.21(+1.07%)
Jun 10, 2011 20.15 20.39 19.89 19.91 9,920,016 -0.25(-1.25%)
Jun 09, 2011 20.07 20.33 20.06 20.17 9,539,164 +0.14(+0.71%)
Jun 08, 2011 20.38 20.50 19.97 20.02 12,223,536 -0.45(-2.20%)
Jun 07, 2011 20.05 20.58 20.04 20.48 13,809,212 +0.53(+2.67%)
Jun 06, 2011 20.09 20.24 19.93 19.94 9,093,104 -0.15(-0.73%)
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