Historical Prices

Date Open High Low Close Volume Change (%)
May 31, 2012 20.59 21.07 20.40 20.85 3,508,417 +0.25(+1.20%)
May 30, 2012 20.99 21.01 20.52 20.60 4,004,490 -0.67(-3.16%)
May 29, 2012 21.03 21.30 20.99 21.27 3,139,267 +0.44(+2.11%)
May 25, 2012 20.71 21.07 20.70 20.83 2,981,353 +0.12(+0.56%)
May 24, 2012 20.57 20.74 20.27 20.72 3,920,108 +0.22(+1.07%)
May 23, 2012 20.18 20.57 20.03 20.50 2,867,177 +0.17(+0.84%)
May 22, 2012 20.25 20.60 20.14 20.33 3,742,542 +0.17(+0.85%)
May 21, 2012 20.14 20.34 19.94 20.16 4,721,082 +0.11(+0.55%)
May 18, 2012 20.50 20.62 19.97 20.05 5,870,849 -0.38(-1.88%)
May 17, 2012 20.55 20.72 20.33 20.43 4,136,323 -0.14(-0.70%)
May 16, 2012 20.87 21.12 20.56 20.57 2,293,880 -0.10(-0.50%)
May 15, 2012 20.92 21.15 20.64 20.68 3,009,438 -0.24(-1.15%)
May 14, 2012 21.26 21.40 20.92 20.92 3,326,078 -0.68(-3.14%)
May 11, 2012 21.43 21.77 21.26 21.60 4,075,859 -0.06(-0.28%)
May 10, 2012 21.76 21.94 21.57 21.66 2,407,696 +0.16(+0.73%)
May 09, 2012 21.21 21.64 21.09 21.50 3,400,531 -0.03(-0.16%)
May 08, 2012 21.68 21.74 21.29 21.53 3,766,732 -0.29(-1.32%)
May 07, 2012 21.63 22.10 21.63 21.82 2,573,527 +0.05(+0.22%)
May 04, 2012 21.95 22.04 21.62 21.77 3,725,344 -0.38(-1.73%)
May 03, 2012 22.27 22.40 22.06 22.16 3,189,434 -0.10(-0.43%)
May 02, 2012 22.17 22.31 21.84 22.25 3,672,309 -0.08(-0.34%)
May 01, 2012 21.99 22.53 21.95 22.33 3,104,673 +0.38(+1.75%)
Apr 30, 2012 22.18 22.23 21.79 21.94 2,954,248 -0.34(-1.51%)
Apr 27, 2012 22.22 22.34 21.90 22.28 2,542,877 +0.08(+0.37%)
Apr 26, 2012 21.91 22.20 21.79 22.20 2,671,160 +0.24(+1.09%)
Apr 25, 2012 22.01 22.21 21.73 21.96 4,072,322 +0.12(+0.53%)
Apr 24, 2012 21.59 21.93 21.54 21.84 3,128,431 +0.32(+1.46%)
Apr 23, 2012 21.37 21.66 21.30 21.53 2,409,953 -0.13(-0.60%)
Apr 20, 2012 21.94 22.02 21.62 21.66 3,032,690 -0.03(-0.13%)
Apr 19, 2012 21.61 22.01 21.45 21.68 4,999,006 +0.10(+0.48%)
Apr 18, 2012 21.44 21.82 21.39 21.58 6,282,895 -0.32(-1.44%)
Apr 17, 2012 22.26 22.40 21.61 21.90 8,127,263 +0.75(+3.53%)
Apr 16, 2012 21.14 21.32 20.86 21.15 4,877,506 +0.21(+1.01%)
Apr 13, 2012 21.43 21.46 20.93 20.94 5,113,205 -0.55(-2.55%)
Apr 12, 2012 21.09 21.55 21.05 21.49 3,879,401 +0.47(+2.25%)
Apr 11, 2012 21.01 21.24 20.95 21.01 4,948,973 +0.19(+0.89%)
Apr 10, 2012 21.33 21.42 20.81 20.83 4,622,653 -0.53(-2.50%)
Apr 09, 2012 21.05 21.49 21.04 21.36 4,307,378 -0.36(-1.67%)
Apr 05, 2012 21.57 21.99 21.41 21.73 3,418,157 -0.22(-1.00%)
Apr 04, 2012 22.04 22.13 21.81 21.94 4,019,655 -0.36(-1.63%)
Apr 03, 2012 22.12 22.34 21.88 22.31 5,611,626 +0.18(+0.81%)
Apr 02, 2012 22.10 22.27 21.73 22.13 4,684,855 -0.05(-0.22%)
Mar 30, 2012 22.34 22.38 21.88 22.18 3,372,226 +0.02(+0.09%)
Mar 29, 2012 22.14 22.23 21.68 22.16 4,026,704 -0.17(-0.77%)
Mar 28, 2012 22.19 22.38 21.93 22.33 3,937,014 +0.17(+0.77%)
Mar 27, 2012 22.45 22.62 22.09 22.16 3,978,018 -0.29(-1.31%)
Mar 26, 2012 22.38 22.45 22.22 22.45 2,814,942 +0.32(+1.46%)
Mar 23, 2012 22.04 22.24 21.85 22.13 4,963,439 +0.07(+0.31%)
Mar 22, 2012 22.21 22.21 21.90 22.06 3,713,847 -0.34(-1.53%)
Mar 21, 2012 22.79 22.82 22.17 22.40 5,504,346 -0.35(-1.54%)
Mar 20, 2012 22.28 22.82 22.24 22.75 3,573,909 -0.07(-0.30%)
Mar 19, 2012 22.62 23.10 22.40 22.82 3,434,130 +0.07(+0.30%)
Mar 16, 2012 23.13 23.30 22.67 22.75 5,620,565 -0.25(-1.10%)
Mar 15, 2012 22.14 23.01 21.94 23.01 9,140,378 +1.01(+4.58%)
Mar 14, 2012 21.88 22.16 21.53 22.00 5,056,707 +0.23(+1.07%)
Mar 13, 2012 20.93 21.80 20.90 21.77 6,116,864 +0.96(+4.61%)
Mar 12, 2012 20.79 20.86 20.43 20.81 2,412,300 +0.01(+0.07%)
Mar 09, 2012 20.55 21.01 20.50 20.79 3,519,855 +0.27(+1.33%)
Mar 08, 2012 20.31 20.64 20.20 20.52 4,746,771 +0.41(+2.04%)
Mar 07, 2012 19.56 20.38 19.56 20.11 5,296,243 +0.61(+3.12%)
Mar 06, 2012 19.60 19.69 19.37 19.50 4,371,812 -0.38(-1.89%)
Mar 05, 2012 20.14 20.23 19.78 19.88 4,581,133 -0.32(-1.59%)
Mar 02, 2012 20.29 20.62 20.14 20.20 5,455,141 -0.41(-1.99%)
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