Historical Prices

Date Open High Low Close Volume Change (%)
Aug 31, 2011 18.41 18.51 17.74 17.89 3,034,564 -0.31(-1.70%)
Aug 30, 2011 17.81 18.28 17.53 18.20 3,982,729 +0.29(+1.61%)
Aug 29, 2011 17.10 17.96 17.05 17.91 3,119,376 +1.09(+6.49%)
Aug 26, 2011 16.29 16.97 16.05 16.82 4,188,798 +0.54(+3.32%)
Aug 25, 2011 17.02 17.79 16.14 16.28 10,664,406 -1.18(-6.76%)
Aug 24, 2011 17.44 17.68 17.10 17.46 5,920,566 -0.08(-0.48%)
Aug 23, 2011 16.59 17.94 16.48 17.54 5,026,467 +1.00(+6.06%)
Aug 22, 2011 16.38 16.92 16.23 16.54 4,021,810 +0.64(+4.02%)
Aug 19, 2011 16.07 16.75 15.84 15.90 2,505,258 -0.42(-2.60%)
Aug 18, 2011 16.95 17.01 16.04 16.33 3,670,209 -1.16(-6.63%)
Aug 17, 2011 18.05 18.32 17.16 17.48 2,402,630 -0.61(-3.36%)
Aug 16, 2011 18.09 18.27 17.81 18.09 1,272,267 -0.31(-1.68%)
Aug 15, 2011 18.42 18.42 17.91 18.40 1,705,175 +0.13(+0.69%)
Aug 12, 2011 18.37 18.46 17.96 18.28 2,054,353 +0.13(+0.72%)
Aug 11, 2011 16.83 18.41 16.77 18.14 3,345,942 +1.35(+8.06%)
Aug 10, 2011 16.84 17.29 16.57 16.79 5,900,126 -0.63(-3.61%)
Aug 09, 2011 17.25 17.48 15.96 17.42 4,388,391 +1.34(+8.35%)
Aug 08, 2011 17.25 17.56 15.99 16.08 3,534,870 -1.83(-10.22%)
Aug 05, 2011 18.08 18.20 17.23 17.91 4,197,159 +0.13(+0.74%)
Aug 04, 2011 19.44 19.56 17.75 17.78 5,314,531 -1.94(-9.84%)
Aug 03, 2011 19.00 19.72 18.55 19.72 3,984,531 +0.78(+4.13%)
Aug 02, 2011 19.64 19.72 18.91 18.94 3,410,441 -0.92(-4.62%)
Aug 01, 2011 20.22 20.33 19.55 19.85 2,486,609 -0.14(-0.68%)
Jul 29, 2011 19.83 20.22 19.73 19.99 3,506,324 -0.07(-0.37%)
Jul 28, 2011 20.15 20.53 20.03 20.06 2,105,574 -0.07(-0.36%)
Jul 27, 2011 20.97 20.98 20.12 20.14 2,651,119 -0.91(-4.31%)
Jul 26, 2011 21.06 21.28 20.81 21.05 2,187,086 -0.29(-1.38%)
Jul 25, 2011 21.44 21.60 21.20 21.34 2,097,205 -0.36(-1.67%)
Jul 22, 2011 21.58 21.73 21.50 21.70 2,509,874 +0.11(+0.51%)
Jul 21, 2011 20.78 21.96 20.77 21.59 5,852,889 +0.95(+4.62%)
Jul 20, 2011 20.95 20.95 20.49 20.64 2,494,082 -0.20(-0.96%)
Jul 19, 2011 20.86 21.05 20.61 20.84 3,287,065 +0.25(+1.20%)
Jul 18, 2011 20.71 20.71 20.01 20.59 4,908,329 -0.14(-0.68%)
Jul 15, 2011 20.91 21.03 20.55 20.73 5,036,413 -0.09(-0.45%)
Jul 14, 2011 21.49 21.62 20.71 20.82 6,683,974 -0.52(-2.43%)
Jul 13, 2011 21.51 21.65 21.31 21.34 4,374,671 -0.02(-0.07%)
Jul 12, 2011 21.62 22.13 21.19 21.36 5,517,280 -0.25(-1.16%)
Jul 11, 2011 22.66 22.72 21.44 21.61 5,154,015 -1.44(-6.23%)
Jul 08, 2011 23.04 23.20 22.85 23.05 2,663,628 -0.30(-1.28%)
Jul 07, 2011 23.11 23.54 23.11 23.35 3,193,807 +0.49(+2.16%)
Jul 06, 2011 22.61 23.00 22.57 22.85 2,149,043 +0.26(+1.14%)
Jul 05, 2011 22.24 22.83 22.20 22.60 4,066,936 +0.37(+1.65%)
Jul 01, 2011 22.06 22.27 21.86 22.23 2,049,134 +0.17(+0.78%)
Jun 30, 2011 22.11 22.47 22.01 22.06 2,081,454 +0.07(+0.31%)
Jun 29, 2011 22.12 22.39 21.81 21.99 3,054,754 +0.08(+0.36%)
Jun 28, 2011 21.67 22.13 21.66 21.91 2,465,246 +0.30(+1.41%)
Jun 27, 2011 21.68 21.89 21.54 21.61 2,056,209 -0.13(-0.58%)
Jun 24, 2011 22.09 22.16 21.53 21.73 2,462,967 -0.30(-1.36%)
Jun 23, 2011 21.93 22.40 21.80 22.03 4,114,148 -0.26(-1.15%)
Jun 22, 2011 22.55 22.82 22.25 22.29 4,444,102 -0.39(-1.71%)
Jun 21, 2011 21.78 22.72 21.60 22.68 3,426,017 +0.87(+3.99%)
Jun 20, 2011 21.74 21.87 21.72 21.81 1,682,908 +0.32(+1.49%)
Jun 17, 2011 21.61 21.82 21.34 21.49 2,230,090 +0.12(+0.54%)
Jun 16, 2011 21.40 21.64 21.21 21.37 2,432,963 +0.04(+0.20%)
Jun 15, 2011 21.54 21.85 21.25 21.33 1,882,831 -0.45(-2.07%)
Jun 14, 2011 21.49 21.94 21.40 21.78 2,668,632 +0.50(+2.34%)
Jun 13, 2011 21.00 21.45 20.99 21.28 3,605,252 +0.31(+1.50%)
Jun 10, 2011 21.20 21.34 20.86 20.97 3,407,133 -0.41(-1.91%)
Jun 09, 2011 20.97 21.48 20.81 21.38 2,983,811 +0.41(+1.95%)
Jun 08, 2011 21.71 21.71 20.93 20.97 3,602,464 -0.90(-4.10%)
Jun 07, 2011 21.71 22.00 21.60 21.86 2,508,534 +0.23(+1.07%)
Jun 06, 2011 21.93 22.02 21.45 21.63 5,392,428 -0.28(-1.29%)
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