Historical Prices

Date Open High Low Close Volume Change (%)
Apr 30, 2012 22.43 22.80 22.37 22.74 1,777,337 +0.21(+0.93%)
Apr 27, 2012 21.10 22.61 20.43 22.53 9,761,474 +1.89(+9.16%)
Apr 26, 2012 20.73 20.99 20.57 20.64 2,013,907 -0.08(-0.39%)
Apr 25, 2012 20.62 20.90 20.56 20.72 2,184,068 +0.27(+1.32%)
Apr 24, 2012 20.33 20.61 20.17 20.45 819,034 +0.06(+0.29%)
Apr 23, 2012 20.39 20.53 20.15 20.39 688,868 -0.31(-1.50%)
Apr 20, 2012 20.47 20.79 20.14 20.70 4,172,927 +0.28(+1.37%)
Apr 19, 2012 20.69 20.84 20.19 20.42 766,212 -0.25(-1.21%)
Apr 18, 2012 20.59 20.77 20.43 20.67 1,093,008 -0.03(-0.14%)
Apr 17, 2012 20.82 21.14 20.68 20.70 2,613,939 -0.02(-0.10%)
Apr 16, 2012 20.77 20.84 20.37 20.72 589,768 +0.03(+0.14%)
Apr 13, 2012 20.90 21.07 20.64 20.69 2,775,106 -0.30(-1.43%)
Apr 12, 2012 20.53 21.12 20.52 20.99 596,669 +0.45(+2.19%)
Apr 11, 2012 20.37 20.67 20.19 20.54 652,466 +0.33(+1.63%)
Apr 10, 2012 20.92 20.94 20.05 20.21 1,883,351 -0.79(-3.76%)
Apr 09, 2012 21.05 21.09 20.88 21.00 1,041,777 -0.38(-1.78%)
Apr 05, 2012 21.33 21.63 21.16 21.38 1,556,727 +0.04(+0.19%)
Apr 04, 2012 21.41 21.51 20.99 21.34 1,287,836 -0.27(-1.25%)
Apr 03, 2012 21.69 21.70 21.46 21.61 1,175,039 -0.10(-0.46%)
Apr 02, 2012 22.00 22.02 21.70 21.71 1,340,091 -0.36(-1.63%)
Mar 30, 2012 22.28 22.32 21.96 22.07 805,520 -0.13(-0.59%)
Mar 29, 2012 22.08 22.25 21.85 22.20 684,606 -0.05(-0.22%)
Mar 28, 2012 21.59 22.25 21.55 22.25 2,144,071 +0.60(+2.77%)
Mar 27, 2012 21.57 21.95 21.50 21.65 1,284,684 +0.04(+0.19%)
Mar 26, 2012 21.45 21.70 21.42 21.61 803,929 +0.28(+1.31%)
Mar 23, 2012 21.19 21.36 20.97 21.33 2,046,131 +0.04(+0.19%)
Mar 22, 2012 21.04 21.32 20.86 21.29 1,309,122 +0.17(+0.80%)
Mar 21, 2012 21.19 21.25 20.81 21.12 766,313 -0.04(-0.19%)
Mar 20, 2012 21.16 21.45 20.96 21.16 598,695 -0.29(-1.35%)
Mar 19, 2012 21.46 21.60 21.26 21.45 1,483,458 +0.04(+0.19%)
Mar 16, 2012 21.33 21.53 20.89 21.41 7,184,100 +0.11(+0.52%)
Mar 15, 2012 21.23 21.34 21.00 21.30 1,316,217 +0.07(+0.33%)
Mar 14, 2012 21.49 21.59 20.87 21.23 724,191 -0.34(-1.58%)
Mar 13, 2012 21.12 21.91 21.05 21.57 1,588,523 +0.55(+2.62%)
Mar 12, 2012 20.17 21.18 20.17 21.02 1,441,775 +0.07(+0.33%)
Mar 09, 2012 20.09 20.98 19.95 20.95 903,046 +0.82(+4.07%)
Mar 08, 2012 19.65 20.24 19.50 20.13 1,058,488 +0.63(+3.23%)
Mar 07, 2012 19.13 19.52 18.86 19.50 2,065,411 +0.48(+2.52%)
Mar 06, 2012 19.08 19.12 18.77 19.02 1,442,723 -0.23(-1.19%)
Mar 05, 2012 19.11 19.28 19.02 19.25 698,387 +0.10(+0.52%)
Mar 02, 2012 19.33 19.43 19.00 19.15 979,467 -0.22(-1.14%)
Mar 01, 2012 19.50 19.50 19.20 19.37 1,196,416 +0.03(+0.16%)
Feb 29, 2012 19.29 19.52 19.24 19.34 1,533,710 +0.10(+0.52%)
Feb 28, 2012 19.44 19.56 19.22 19.24 1,669,468 -0.21(-1.08%)
Feb 27, 2012 19.31 19.55 19.23 19.45 802,017 +0.04(+0.21%)
Feb 24, 2012 19.68 19.80 19.29 19.41 631,868 -0.34(-1.72%)
Feb 23, 2012 19.16 19.77 18.85 19.75 1,001,730 +0.51(+2.65%)
Feb 22, 2012 19.40 19.46 19.20 19.24 922,546 -0.22(-1.13%)
Feb 21, 2012 19.31 19.64 19.30 19.46 668,047 +0.14(+0.72%)
Feb 17, 2012 19.56 19.73 19.30 19.32 470,226 -0.20(-1.02%)
Feb 16, 2012 19.44 19.66 19.30 19.52 650,888 +0.03(+0.15%)
Feb 15, 2012 19.90 20.15 19.33 19.49 1,058,641 -0.23(-1.17%)
Feb 14, 2012 19.36 19.80 19.26 19.72 929,362 +0.20(+1.02%)
Feb 13, 2012 19.41 19.53 19.11 19.52 803,195 +0.18(+0.93%)
Feb 10, 2012 19.06 19.39 18.97 19.34 1,215,194 +0.12(+0.62%)
Feb 09, 2012 19.10 19.32 18.93 19.22 957,166 +0.11(+0.58%)
Feb 08, 2012 18.64 19.14 18.51 19.11 1,063,886 +0.46(+2.47%)
Feb 07, 2012 18.80 18.80 18.28 18.65 1,368,992 -0.19(-1.01%)
Feb 06, 2012 19.44 19.44 18.80 18.84 907,468 -0.71(-3.63%)
Feb 03, 2012 19.32 19.83 19.32 19.55 1,732,836 +0.30(+1.56%)
Feb 02, 2012 18.87 19.25 18.58 19.25 837,945 +0.36(+1.91%)
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