Historical Prices

Date Open High Low Close Volume Change (%)
May 24, 2011 17.81 18.08 17.79 17.99 54,659,620 +0.08(+0.46%)
May 23, 2011 17.79 18.00 17.72 17.91 52,997,520 -0.08(-0.47%)
May 20, 2011 18.00 18.17 17.95 17.99 46,020,130 -0.08(-0.42%)
May 19, 2011 18.21 18.33 18.00 18.07 62,259,034 -0.18(-0.99%)
May 18, 2011 18.32 18.32 18.00 18.25 89,337,126 -0.21(-1.14%)
May 17, 2011 18.79 18.83 18.02 18.45 200,877,488 -1.45(-7.26%)
May 16, 2011 20.10 20.17 19.83 19.90 36,488,646 -0.30(-1.51%)
May 13, 2011 20.40 20.43 20.11 20.20 28,171,212 -0.24(-1.15%)
May 12, 2011 20.44 20.59 20.36 20.44 28,350,552 -0.09(-0.44%)
May 11, 2011 20.74 20.78 20.38 20.53 33,930,788 -0.25(-1.23%)
May 10, 2011 20.54 20.87 20.50 20.79 18,027,436 +0.27(+1.34%)
May 09, 2011 20.39 20.68 20.38 20.51 18,671,330 +0.10(+0.51%)
May 06, 2011 20.52 20.76 20.34 20.41 25,683,146 +0.01(+0.02%)
May 05, 2011 20.33 20.67 20.30 20.40 25,819,230 -0.07(-0.34%)
May 04, 2011 20.19 20.56 20.11 20.47 30,762,730 +0.30(+1.51%)
May 03, 2011 19.93 20.19 19.90 20.17 29,752,490 +0.12(+0.62%)
May 02, 2011 20.01 20.05 19.99 20.04 28,537,616 -0.14(-0.72%)
Apr 29, 2011 20.32 20.33 20.00 20.18 28,896,266 -0.08(-0.39%)
Apr 28, 2011 20.61 20.65 20.19 20.26 39,266,548 -0.26(-1.24%)
Apr 27, 2011 20.42 20.59 20.36 20.52 26,249,702 +0.18(+0.86%)
Apr 26, 2011 20.21 20.48 20.03 20.34 42,516,442 +0.08(+0.39%)
Apr 25, 2011 20.55 20.58 20.22 20.26 27,853,166 -0.23(-1.12%)
Apr 21, 2011 20.60 20.60 20.36 20.50 19,054,966 +0.05(+0.24%)
Apr 20, 2011 20.33 20.59 20.33 20.45 28,427,574 +0.45(+2.25%)
Apr 19, 2011 19.92 20.02 19.67 20.00 27,012,584 +0.12(+0.60%)
Apr 18, 2011 19.98 20.02 19.58 19.88 37,080,334 -0.25(-1.27%)
Apr 15, 2011 20.19 20.33 20.10 20.13 29,383,120 -0.05(-0.25%)
Apr 14, 2011 20.25 20.36 20.06 20.18 33,833,570 -0.39(-1.87%)
Apr 13, 2011 20.50 20.77 20.42 20.57 25,411,128 +0.24(+1.18%)
Apr 12, 2011 20.34 20.59 20.26 20.33 26,370,316 -0.20(-0.97%)
Apr 11, 2011 20.36 20.64 20.33 20.52 25,616,930 +0.17(+0.86%)
Apr 08, 2011 20.50 20.52 20.26 20.35 26,535,748 -0.19(-0.93%)
Apr 07, 2011 20.67 20.90 20.53 20.54 33,404,544 -0.08(-0.39%)
Apr 06, 2011 20.19 20.67 20.17 20.62 39,384,916 +0.48(+2.36%)
Apr 05, 2011 20.18 20.39 20.11 20.14 32,310,920 -0.03(-0.12%)
Apr 04, 2011 20.33 20.44 20.10 20.17 43,697,394 -0.32(-1.56%)
Apr 01, 2011 20.54 20.54 20.25 20.49 38,435,274 +0.00(+0.02%)
Mar 31, 2011 20.66 20.74 20.48 20.49 31,942,480 -0.16(-0.80%)
Mar 30, 2011 20.65 20.65 20.65 20.65 34,736,172 +0.09(+0.46%)
Mar 29, 2011 20.93 21.00 18.80 20.55 52,251,674 -0.52(-2.44%)
Mar 28, 2011 21.21 21.42 21.05 21.07 22,747,692 -0.19(-0.92%)
Mar 25, 2011 21.42 21.64 21.17 21.26 31,061,722 -0.29(-1.32%)
Mar 24, 2011 21.16 21.57 21.13 21.55 37,136,484 +0.51(+2.45%)
Mar 23, 2011 20.77 21.14 20.75 21.04 30,388,540 +0.16(+0.79%)
Mar 22, 2011 20.86 20.92 20.67 20.87 28,710,126 -0.01(-0.06%)
Mar 21, 2011 20.93 20.94 20.83 20.88 28,852,802 +0.22(+1.08%)
Mar 18, 2011 20.96 21.07 20.64 20.66 57,882,466 -0.05(-0.27%)
Mar 17, 2011 20.36 20.92 20.36 20.71 53,236,284 +0.64(+3.21%)
Mar 16, 2011 20.41 20.66 20.05 20.07 51,593,012 -0.39(-1.93%)
Mar 15, 2011 20.35 20.59 20.32 20.46 44,483,974 -0.28(-1.35%)
Mar 14, 2011 20.66 21.08 20.64 20.75 34,931,040 -0.12(-0.58%)
Mar 11, 2011 20.71 20.93 20.68 20.86 32,968,398 +0.12(+0.60%)
Mar 10, 2011 20.88 20.95 20.63 20.74 39,807,342 -0.29(-1.36%)
Mar 09, 2011 21.20 21.20 20.88 21.02 30,536,326 -0.18(-0.83%)
Mar 08, 2011 21.11 21.36 20.98 21.20 31,351,354 +0.21(+1.00%)
Mar 07, 2011 21.45 21.52 20.97 20.99 35,596,834 -0.32(-1.48%)
Mar 04, 2011 21.63 21.73 21.03 21.30 55,497,004 -0.30(-1.37%)
Mar 03, 2011 21.83 21.93 21.56 21.60 42,162,670 -0.02(-0.09%)
Mar 02, 2011 21.42 21.76 21.39 21.62 29,254,066 +0.17(+0.77%)
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