Historical Prices

Date Open High Low Close Volume Change (%)
May 24, 2011 21.41 21.45 21.14 21.34 3,490,779 +0.02(+0.08%)
May 23, 2011 21.29 21.46 21.18 21.33 3,096,970 -0.30(-1.39%)
May 20, 2011 21.85 21.85 21.51 21.63 2,501,128 -0.23(-1.07%)
May 19, 2011 21.84 21.92 21.65 21.86 3,853,766 +0.13(+0.60%)
May 18, 2011 21.66 21.77 21.50 21.73 3,427,557 +0.08(+0.37%)
May 17, 2011 21.41 21.70 21.30 21.65 5,266,061 +0.22(+1.02%)
May 16, 2011 21.42 21.51 21.29 21.43 3,469,562 -0.08(-0.38%)
May 13, 2011 21.74 21.74 21.42 21.51 2,593,996 -0.19(-0.86%)
May 12, 2011 21.35 21.80 21.35 21.70 3,217,792 +0.27(+1.25%)
May 11, 2011 21.83 21.87 21.36 21.43 3,214,876 -0.34(-1.56%)
May 10, 2011 21.77 21.81 21.66 21.77 2,525,150 +0.10(+0.45%)
May 09, 2011 21.68 21.76 21.52 21.68 4,582,342 +0.08(+0.38%)
May 06, 2011 21.68 21.84 21.45 21.59 5,352,073 +0.01(+0.04%)
May 05, 2011 21.59 21.72 21.42 21.59 4,972,845 -0.09(-0.41%)
May 04, 2011 21.46 21.68 21.35 21.68 10,424,487 +0.32(+1.48%)
May 03, 2011 21.54 21.73 21.32 21.36 4,343,118 -0.28(-1.27%)
May 02, 2011 21.63 21.81 21.50 21.63 4,810,669 -0.02(-0.07%)
Apr 29, 2011 21.95 21.95 21.64 21.65 7,327,860 -0.28(-1.26%)
Apr 28, 2011 21.88 21.99 21.67 21.93 3,972,036 +0.10(+0.45%)
Apr 27, 2011 21.74 21.87 21.60 21.83 4,151,021 +0.16(+0.75%)
Apr 26, 2011 21.71 21.73 21.49 21.67 5,173,809 +0.12(+0.56%)
Apr 25, 2011 21.70 21.72 21.42 21.55 2,790,062 -0.06(-0.30%)
Apr 21, 2011 21.80 21.85 21.20 21.61 6,682,302 -0.21(-0.97%)
Apr 20, 2011 21.68 21.88 21.59 21.82 7,261,130 +0.32(+1.47%)
Apr 19, 2011 21.68 21.68 21.29 21.50 5,314,414 +0.24(+1.14%)
Apr 18, 2011 21.45 21.47 21.03 21.26 5,831,578 -0.45(-2.09%)
Apr 15, 2011 21.48 22.47 21.46 21.72 15,493,926 +0.86(+4.12%)
Apr 14, 2011 20.42 20.86 20.41 20.86 6,717,551 +0.25(+1.22%)
Apr 13, 2011 20.60 20.64 20.39 20.61 5,091,006 +0.09(+0.43%)
Apr 12, 2011 20.79 21.09 20.42 20.52 7,317,233 -0.37(-1.78%)
Apr 11, 2011 20.65 20.99 20.59 20.89 5,181,004 +0.33(+1.62%)
Apr 08, 2011 20.86 20.91 20.47 20.56 4,162,518 -0.22(-1.05%)
Apr 07, 2011 20.65 20.91 20.56 20.78 4,287,668 +0.06(+0.27%)
Apr 06, 2011 20.74 20.94 20.55 20.72 5,318,446 +0.10(+0.47%)
Apr 05, 2011 20.47 20.66 20.41 20.62 4,400,177 +0.09(+0.43%)
Apr 04, 2011 20.56 20.59 20.41 20.53 2,534,469 +0.06(+0.32%)
Apr 01, 2011 20.30 20.64 20.27 20.47 4,219,294 +0.27(+1.32%)
Mar 31, 2011 20.26 20.32 20.15 20.20 3,983,617 -0.04(-0.20%)
Mar 30, 2011 20.24 20.34 20.17 20.24 4,368,841 -0.02(-0.08%)
Mar 29, 2011 20.27 20.34 20.09 20.26 3,795,245 -0.02(-0.12%)
Mar 28, 2011 20.49 20.59 20.27 20.28 2,884,436 -0.14(-0.66%)
Mar 25, 2011 20.54 20.69 20.37 20.42 3,211,662 -0.05(-0.25%)
Mar 24, 2011 20.19 20.51 19.93 20.47 3,866,302 +0.32(+1.57%)
Mar 23, 2011 19.92 20.22 19.75 20.15 3,737,548 +0.24(+1.18%)
Mar 22, 2011 20.13 20.17 19.89 19.92 5,107,289 -0.18(-0.88%)
Mar 21, 2011 20.22 20.41 20.05 20.09 5,636,563 +0.13(+0.64%)
Mar 18, 2011 19.99 20.08 19.77 19.97 7,588,896 +0.10(+0.49%)
Mar 17, 2011 20.11 20.14 19.81 19.87 4,220,934 +0.07(+0.37%)
Mar 16, 2011 19.94 20.00 19.59 19.80 5,742,942 -0.31(-1.53%)
Mar 15, 2011 19.80 20.20 19.77 20.10 3,970,421 -0.16(-0.80%)
Mar 14, 2011 20.15 20.44 19.99 20.27 3,878,926 -0.05(-0.24%)
Mar 11, 2011 20.28 20.41 20.15 20.31 3,259,647 +0.00(+0.00%)
Mar 10, 2011 20.48 20.54 20.24 20.31 4,748,548 -0.40(-1.92%)
Mar 09, 2011 20.71 20.86 20.46 20.71 3,800,414 -0.02(-0.08%)
Mar 08, 2011 20.40 20.82 20.28 20.73 3,361,610 +0.17(+0.83%)
Mar 07, 2011 20.82 20.90 20.35 20.56 3,859,185 -0.12(-0.59%)
Mar 04, 2011 20.70 20.75 20.44 20.68 3,978,702 -0.05(-0.23%)
Mar 03, 2011 20.45 20.81 20.45 20.73 3,927,651 +0.41(+1.99%)
Mar 02, 2011 20.17 20.39 20.05 20.32 3,934,332 +0.19(+0.93%)
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