Historical Prices

Date Open High Low Close Volume Change (%)
Sep 30, 2011 20.05 20.33 19.85 20.23 48,529 +0.04(+0.20%)
Sep 29, 2011 20.32 20.60 20.00 20.19 38,299 +0.04(+0.20%)
Sep 28, 2011 20.31 20.51 20.12 20.15 99,723 +0.04(+0.20%)
Sep 27, 2011 20.41 20.66 19.82 20.11 134,719 +0.06(+0.30%)
Sep 26, 2011 19.84 20.14 19.70 20.05 267,978 +0.35(+1.78%)
Sep 23, 2011 19.69 19.94 19.67 19.70 69,013 +0.07(+0.36%)
Sep 22, 2011 20.06 20.20 19.11 19.63 222,966 -0.87(-4.24%)
Sep 21, 2011 20.79 20.87 20.49 20.50 39,718 -0.28(-1.35%)
Sep 20, 2011 20.93 20.97 20.66 20.78 110,404 +0.04(+0.19%)
Sep 19, 2011 20.75 20.87 20.58 20.74 166,871 -0.08(-0.38%)
Sep 16, 2011 20.65 21.03 20.61 20.82 316,298 +0.18(+0.87%)
Sep 15, 2011 20.28 20.67 20.28 20.64 153,019 +0.48(+2.38%)
Sep 14, 2011 20.00 20.37 19.95 20.16 111,259 +0.22(+1.10%)
Sep 13, 2011 20.35 20.37 19.80 19.94 165,522 -0.41(-2.01%)
Sep 12, 2011 21.12 21.12 20.21 20.35 136,631 -0.78(-3.69%)
Sep 09, 2011 21.47 21.55 21.13 21.13 127,367 -0.34(-1.58%)
Sep 08, 2011 21.75 21.79 21.47 21.47 50,210 -0.33(-1.51%)
Sep 07, 2011 22.12 22.14 21.65 21.80 74,648 -0.07(-0.32%)
Sep 06, 2011 22.01 22.02 21.32 21.87 53,653 -0.25(-1.13%)
Sep 02, 2011 21.93 22.22 21.91 22.12 24,776 +0.08(+0.36%)
Sep 01, 2011 22.30 22.75 22.03 22.04 56,710 -0.10(-0.45%)
Aug 31, 2011 22.33 22.45 22.14 22.14 42,883 -0.16(-0.72%)
Aug 30, 2011 22.64 22.64 22.18 22.30 49,912 -0.31(-1.37%)
Aug 29, 2011 22.50 22.67 22.42 22.61 45,690 +0.49(+2.22%)
Aug 26, 2011 22.50 22.51 22.10 22.12 40,754 -0.53(-2.34%)
Aug 25, 2011 22.97 23.11 22.56 22.65 42,816 -0.14(-0.61%)
Aug 24, 2011 22.66 22.97 22.66 22.79 60,299 -0.09(-0.39%)
Aug 23, 2011 22.00 22.89 21.56 22.88 69,309 +1.07(+4.91%)
Aug 22, 2011 21.85 22.05 21.11 21.81 94,166 +0.30(+1.39%)
Aug 19, 2011 21.90 21.93 21.35 21.51 44,418 -0.48(-2.18%)
Aug 18, 2011 22.11 22.43 21.90 21.99 65,348 -0.46(-2.05%)
Aug 17, 2011 23.00 23.13 22.45 22.45 50,969 -0.47(-2.05%)
Aug 16, 2011 22.93 23.38 22.68 22.92 50,040 +0.04(+0.17%)
Aug 15, 2011 22.52 23.21 22.52 22.88 29,464 +0.39(+1.73%)
Aug 12, 2011 22.35 22.53 22.20 22.49 59,789 +0.27(+1.22%)
Aug 11, 2011 22.60 22.98 22.02 22.22 111,545 -0.52(-2.29%)
Aug 10, 2011 22.26 22.90 22.25 22.74 65,607 +0.56(+2.52%)
Aug 09, 2011 22.12 22.40 21.77 22.18 71,228 +0.38(+1.74%)
Aug 08, 2011 22.12 22.35 21.71 21.80 90,779 -0.95(-4.18%)
Aug 05, 2011 22.50 23.00 22.50 22.75 36,476 +0.08(+0.35%)
Aug 04, 2011 22.68 23.16 22.51 22.67 73,059 -0.31(-1.35%)
Aug 03, 2011 23.05 23.24 22.62 22.98 166,598 -0.12(-0.52%)
Aug 02, 2011 23.70 23.70 23.00 23.10 83,943 -0.56(-2.37%)
Jul 29, 2011 23.93 23.93 23.46 23.66 73,477 -0.38(-1.58%)
Jul 28, 2011 23.83 24.04 23.65 24.04 12,943 +0.38(+1.61%)
Jul 27, 2011 23.78 23.89 23.61 23.66 43,519 -0.10(-0.42%)
Jul 26, 2011 23.86 24.21 23.75 23.76 63,421 +0.02(+0.08%)
Jul 25, 2011 24.72 24.74 23.72 23.74 114,720 -1.02(-4.12%)
Jul 22, 2011 24.24 24.85 24.00 24.76 113,624 +0.51(+2.10%)
Jul 21, 2011 24.12 24.50 24.11 24.25 49,831 +0.20(+0.83%)
Jul 20, 2011 24.29 24.30 24.04 24.05 33,767 -0.25(-1.03%)
Jul 19, 2011 24.47 24.65 24.19 24.30 44,503 -0.08(-0.33%)
Jul 18, 2011 24.00 24.43 23.94 24.38 28,926 +0.43(+1.80%)
Jul 15, 2011 24.01 24.15 23.91 23.95 65,609 -0.08(-0.33%)
Jul 14, 2011 24.40 24.66 23.93 24.03 43,570 -0.27(-1.11%)
Jul 13, 2011 24.47 24.54 24.01 24.30 41,500 -0.18(-0.74%)
Jul 12, 2011 24.35 24.58 24.35 24.48 79,122 +0.11(+0.45%)
Jul 11, 2011 24.53 24.68 24.36 24.37 94,533 -0.27(-1.10%)
Jul 08, 2011 24.64 24.78 24.50 24.64 49,187 -0.08(-0.32%)
Jul 07, 2011 24.78 24.78 24.47 24.72 56,890 -0.06(-0.24%)
Jul 06, 2011 25.05 25.06 24.70 24.78 72,537 -0.24(-0.96%)
Jul 05, 2011 25.28 25.32 25.01 25.02 144,583 -0.28(-1.11%)
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