Historical Prices

Date Open High Low Close Volume Change (%)
Aug 31, 2011 18.43 18.53 17.76 17.91 3,030,980 -0.31(-1.70%)
Aug 30, 2011 17.84 18.30 17.55 18.22 3,978,025 +0.29(+1.61%)
Aug 29, 2011 17.12 17.98 17.07 17.93 3,115,692 +1.09(+6.49%)
Aug 26, 2011 16.31 16.99 16.07 16.84 4,183,850 +0.54(+3.32%)
Aug 25, 2011 17.04 17.81 16.16 16.30 10,651,810 -1.18(-6.76%)
Aug 24, 2011 17.46 17.70 17.12 17.48 5,913,573 -0.08(-0.48%)
Aug 23, 2011 16.61 17.96 16.50 17.56 5,020,530 +1.00(+6.06%)
Aug 22, 2011 16.40 16.94 16.25 16.56 4,017,060 +0.64(+4.02%)
Aug 19, 2011 16.09 16.77 15.86 15.92 2,502,299 -0.43(-2.60%)
Aug 18, 2011 16.97 17.03 16.06 16.34 3,665,874 -1.16(-6.63%)
Aug 17, 2011 18.07 18.34 17.18 17.50 2,399,793 -0.61(-3.36%)
Aug 16, 2011 18.11 18.29 17.84 18.11 1,270,765 -0.31(-1.68%)
Aug 15, 2011 18.44 18.44 17.93 18.42 1,703,161 +0.13(+0.69%)
Aug 12, 2011 18.39 18.49 17.98 18.30 2,051,927 +0.13(+0.72%)
Aug 11, 2011 16.85 18.43 16.79 18.17 3,341,990 +1.35(+8.06%)
Aug 10, 2011 16.86 17.31 16.59 16.81 5,893,158 -0.63(-3.61%)
Aug 09, 2011 17.27 17.50 15.98 17.44 4,383,208 +1.34(+8.35%)
Aug 08, 2011 17.27 17.58 16.01 16.10 3,530,695 -1.83(-10.22%)
Aug 05, 2011 18.10 18.22 17.25 17.93 4,192,202 +0.13(+0.74%)
Aug 04, 2011 19.46 19.58 17.77 17.80 5,308,254 -1.94(-9.84%)
Aug 03, 2011 19.02 19.75 18.58 19.74 3,979,825 +0.78(+4.13%)
Aug 02, 2011 19.67 19.75 18.93 18.96 3,406,413 -0.92(-4.62%)
Aug 01, 2011 20.24 20.35 19.57 19.88 2,483,672 -0.14(-0.68%)
Jul 29, 2011 19.85 20.25 19.75 20.01 3,502,183 -0.07(-0.37%)
Jul 28, 2011 20.18 20.55 20.05 20.09 2,103,087 -0.07(-0.36%)
Jul 27, 2011 21.00 21.01 20.14 20.16 2,647,988 -0.91(-4.31%)
Jul 26, 2011 21.08 21.30 20.83 21.07 2,184,503 -0.29(-1.38%)
Jul 25, 2011 21.47 21.62 21.23 21.36 2,094,727 -0.36(-1.67%)
Jul 22, 2011 21.61 21.76 21.53 21.73 2,506,910 +0.11(+0.51%)
Jul 21, 2011 20.80 21.99 20.79 21.62 5,845,977 +0.96(+4.63%)
Jul 20, 2011 20.97 20.97 20.51 20.66 2,491,136 -0.20(-0.96%)
Jul 19, 2011 20.89 21.07 20.64 20.86 3,283,183 +0.25(+1.20%)
Jul 18, 2011 20.74 20.74 20.03 20.61 4,902,532 -0.14(-0.68%)
Jul 15, 2011 20.93 21.05 20.58 20.75 5,030,465 -0.09(-0.45%)
Jul 14, 2011 21.51 21.65 20.73 20.85 6,676,080 -0.52(-2.43%)
Jul 13, 2011 21.54 21.68 21.33 21.37 4,369,504 -0.02(-0.07%)
Jul 12, 2011 21.65 22.16 21.21 21.39 5,510,763 -0.25(-1.16%)
Jul 11, 2011 22.68 22.74 21.47 21.64 5,147,928 -1.44(-6.23%)
Jul 08, 2011 23.07 23.23 22.88 23.08 2,660,482 -0.30(-1.28%)
Jul 07, 2011 23.14 23.57 23.14 23.37 3,190,034 +0.49(+2.16%)
Jul 06, 2011 22.64 23.02 22.60 22.88 2,146,504 +0.26(+1.14%)
Jul 05, 2011 22.26 22.86 22.23 22.62 4,062,132 +0.37(+1.65%)
Jul 01, 2011 22.08 22.30 21.88 22.26 2,046,714 +0.17(+0.78%)
Jun 30, 2011 22.14 22.50 22.04 22.08 2,078,995 +0.07(+0.31%)
Jun 29, 2011 22.15 22.42 21.83 22.02 3,051,146 +0.08(+0.36%)
Jun 28, 2011 21.70 22.16 21.68 21.94 2,462,334 +0.30(+1.41%)
Jun 27, 2011 21.71 21.91 21.56 21.63 2,053,780 -0.13(-0.58%)
Jun 24, 2011 22.11 22.18 21.55 21.76 2,460,058 -0.30(-1.36%)
Jun 23, 2011 21.95 22.42 21.82 22.06 4,109,289 -0.26(-1.15%)
Jun 22, 2011 22.58 22.85 22.27 22.31 4,438,853 -0.39(-1.71%)
Jun 21, 2011 21.80 22.74 21.62 22.70 3,421,970 +0.87(+3.99%)
Jun 20, 2011 21.76 21.90 21.75 21.83 1,680,921 +0.32(+1.49%)
Jun 17, 2011 21.64 21.84 21.37 21.51 2,227,456 +0.12(+0.54%)
Jun 16, 2011 21.43 21.66 21.23 21.40 2,430,089 +0.04(+0.20%)
Jun 15, 2011 21.56 21.88 21.27 21.35 1,880,607 -0.45(-2.07%)
Jun 14, 2011 21.51 21.96 21.42 21.80 2,665,480 +0.50(+2.34%)
Jun 13, 2011 21.02 21.47 21.02 21.31 3,600,994 +0.32(+1.50%)
Jun 10, 2011 21.22 21.37 20.88 20.99 3,403,109 -0.41(-1.91%)
Jun 09, 2011 21.00 21.50 20.84 21.40 2,980,287 +0.41(+1.95%)
Jun 08, 2011 21.73 21.73 20.95 20.99 3,598,209 -0.90(-4.10%)
Jun 07, 2011 21.73 22.03 21.63 21.89 2,505,571 +0.23(+1.07%)
Jun 06, 2011 21.95 22.05 21.48 21.66 5,386,059 -0.28(-1.29%)
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