Historical Prices

Date Open High Low Close Volume Change (%)
Oct 31, 2011 21.91 22.28 21.67 21.67 19,177,066 -0.43(-1.93%)
Oct 28, 2011 21.67 22.25 21.67 22.10 25,066,036 +0.16(+0.74%)
Oct 27, 2011 21.15 21.96 21.05 21.94 44,722,792 +0.55(+2.59%)
Oct 26, 2011 21.41 21.55 20.82 21.38 28,692,670 +0.31(+1.48%)
Oct 25, 2011 21.73 21.76 21.04 21.07 18,086,300 -0.82(-3.75%)
Oct 24, 2011 21.68 21.94 21.66 21.89 13,058,450 +0.18(+0.83%)
Oct 21, 2011 21.49 21.71 21.36 21.71 15,203,101 +0.48(+2.28%)
Oct 20, 2011 21.10 21.37 20.98 21.23 18,983,764 +0.30(+1.41%)
Oct 19, 2011 21.89 21.96 20.89 20.93 23,304,288 -0.89(-4.08%)
Oct 18, 2011 21.17 21.96 21.05 21.82 15,491,263 +0.63(+2.98%)
Oct 17, 2011 21.64 21.83 21.15 21.19 14,892,123 -0.63(-2.91%)
Oct 14, 2011 21.71 22.00 21.65 21.83 16,998,472 +0.31(+1.43%)
Oct 13, 2011 21.03 21.60 21.02 21.52 14,193,045 +0.33(+1.57%)
Oct 12, 2011 21.14 21.46 21.08 21.19 20,510,360 +0.15(+0.73%)
Oct 11, 2011 20.61 21.11 20.55 21.03 18,963,018 +0.29(+1.41%)
Oct 10, 2011 20.40 20.75 20.31 20.74 14,332,332 +0.70(+3.48%)
Oct 07, 2011 20.32 20.45 19.93 20.04 18,883,680 -0.20(-1.01%)
Oct 06, 2011 20.05 20.28 19.96 20.25 20,962,944 +0.50(+2.52%)
Oct 05, 2011 19.66 19.86 19.34 19.75 27,017,596 +0.05(+0.25%)
Oct 04, 2011 19.30 19.77 18.99 19.70 33,796,628 +0.12(+0.62%)
Oct 03, 2011 20.01 20.13 19.57 19.58 28,211,224 -0.34(-1.70%)
Sep 30, 2011 20.04 20.36 19.81 19.92 19,317,180 -0.46(-2.25%)
Sep 29, 2011 20.68 20.68 19.98 20.38 16,730,956 +0.01(+0.07%)
Sep 28, 2011 20.87 20.88 20.32 20.36 18,385,584 -0.43(-2.07%)
Sep 27, 2011 21.18 21.31 20.71 20.79 21,588,032 -0.19(-0.89%)
Sep 26, 2011 21.14 21.27 20.49 20.98 20,540,956 +0.05(+0.22%)
Sep 23, 2011 20.52 21.13 20.44 20.93 23,157,638 +0.41(+2.02%)
Sep 22, 2011 20.62 20.91 20.03 20.52 38,394,368 -0.73(-3.41%)
Sep 21, 2011 21.53 21.87 21.24 21.24 30,197,784 -0.33(-1.53%)
Sep 20, 2011 21.01 22.02 20.97 21.57 38,797,948 +0.65(+3.12%)
Sep 19, 2011 20.79 21.07 20.61 20.92 23,756,342 -0.19(-0.90%)
Sep 16, 2011 21.06 21.27 20.83 21.11 54,093,204 +0.08(+0.39%)
Sep 15, 2011 20.92 21.05 20.53 21.03 23,106,666 +0.21(+1.03%)
Sep 14, 2011 20.50 20.96 20.35 20.82 28,129,158 +0.42(+2.06%)
Sep 13, 2011 20.37 20.43 20.14 20.40 18,793,596 +0.07(+0.37%)
Sep 12, 2011 19.92 20.33 19.87 20.32 21,094,842 +0.26(+1.27%)
Sep 09, 2011 20.19 20.55 19.98 20.07 28,500,754 -0.26(-1.27%)
Sep 08, 2011 20.39 20.71 20.32 20.32 19,779,946 -0.24(-1.15%)
Sep 07, 2011 20.18 20.57 20.15 20.56 17,806,494 +0.61(+3.05%)
Sep 06, 2011 19.35 20.04 19.35 19.95 17,006,952 +0.07(+0.36%)
Sep 02, 2011 19.92 20.25 19.78 19.88 17,012,624 -0.51(-2.48%)
Sep 01, 2011 20.38 20.67 20.22 20.39 22,377,818 -0.03(-0.17%)
Aug 31, 2011 20.57 20.65 20.16 20.42 25,918,194 -0.01(-0.06%)
Aug 30, 2011 20.13 20.53 20.05 20.43 17,882,894 +0.31(+1.56%)
Aug 29, 2011 20.21 20.43 20.00 20.12 19,976,354 +0.17(+0.85%)
Aug 26, 2011 19.41 19.97 19.21 19.95 23,128,426 +0.40(+2.07%)
Aug 25, 2011 20.09 20.20 19.51 19.55 26,113,272 -0.53(-2.63%)
Aug 24, 2011 19.43 20.12 19.31 20.07 31,360,440 +0.61(+3.12%)
Aug 23, 2011 18.64 19.47 18.54 19.47 21,597,714 +0.92(+4.99%)
Aug 22, 2011 18.88 18.94 18.42 18.54 20,807,416 +0.04(+0.24%)
Aug 19, 2011 18.43 18.98 18.43 18.50 33,535,188 -0.16(-0.86%)
Aug 18, 2011 18.94 19.23 18.58 18.66 35,500,956 -0.86(-4.41%)
Aug 17, 2011 19.98 20.03 19.36 19.52 20,534,952 -0.42(-2.10%)
Aug 16, 2011 19.74 20.06 19.65 19.94 21,912,964 -0.01(-0.05%)
Aug 15, 2011 19.77 20.03 19.63 19.95 19,726,504 +0.47(+2.43%)
Aug 12, 2011 19.77 19.93 19.38 19.47 17,864,552 -0.16(-0.82%)
Aug 11, 2011 18.62 19.90 18.51 19.63 40,208,972 +1.22(+6.61%)
Aug 10, 2011 18.88 18.96 18.35 18.42 41,360,740 -0.81(-4.20%)
Aug 09, 2011 18.62 19.25 17.68 19.22 63,183,728 +0.82(+4.44%)
Aug 08, 2011 18.62 19.00 18.14 18.41 62,993,620 -0.97(-5.00%)
Aug 05, 2011 19.82 19.90 18.79 19.37 36,194,560 -0.37(-1.86%)
Aug 04, 2011 20.16 20.16 19.72 19.74 41,788,544 -0.58(-2.85%)
Aug 03, 2011 19.63 20.38 19.47 20.32 38,001,980 +0.91(+4.69%)
Aug 02, 2011 19.74 20.07 19.41 19.41 18,648,830 -0.49(-2.47%)
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