Historical Prices

Date Open High Low Close Volume Change (%)
Sep 30, 2011 20.60 21.12 19.85 19.99 1,547,273 -0.91(-4.35%)
Sep 29, 2011 21.36 21.58 19.97 20.90 1,347,237 +0.13(+0.63%)
Sep 28, 2011 21.80 21.87 20.76 20.77 1,245,912 -1.03(-4.72%)
Sep 27, 2011 21.78 22.31 21.30 21.80 1,370,769 +0.60(+2.83%)
Sep 26, 2011 20.69 21.26 20.38 21.20 1,327,885 +0.86(+4.23%)
Sep 23, 2011 18.88 20.94 18.33 20.34 3,417,421 +1.91(+10.36%)
Sep 22, 2011 18.20 18.73 17.80 18.43 1,175,661 -0.38(-2.02%)
Sep 21, 2011 19.49 19.80 18.75 18.81 1,228,465 -0.63(-3.24%)
Sep 20, 2011 20.68 20.95 19.43 19.44 1,034,424 -1.31(-6.31%)
Sep 19, 2011 19.97 21.07 19.66 20.75 946,654 +0.41(+2.02%)
Sep 16, 2011 20.66 20.96 19.97 20.34 972,008 -0.16(-0.78%)
Sep 15, 2011 20.89 21.27 20.15 20.50 736,955 -0.25(-1.20%)
Sep 14, 2011 20.23 21.17 20.08 20.75 888,070 +0.73(+3.65%)
Sep 13, 2011 19.44 20.29 19.42 20.02 951,308 +0.80(+4.16%)
Sep 12, 2011 18.70 19.25 18.26 19.22 832,222 +0.25(+1.32%)
Sep 09, 2011 19.58 19.70 18.64 18.97 681,426 -0.78(-3.95%)
Sep 08, 2011 19.93 20.47 19.54 19.75 915,517 -0.32(-1.59%)
Sep 07, 2011 19.74 20.68 19.64 20.07 933,277 +0.83(+4.31%)
Sep 06, 2011 18.32 19.26 18.01 19.24 978,054 +0.26(+1.37%)
Sep 02, 2011 19.50 19.86 18.88 18.98 642,572 -1.05(-5.24%)
Sep 01, 2011 20.07 20.60 19.75 20.03 915,210 -0.07(-0.35%)
Aug 31, 2011 20.26 20.80 19.88 20.10 637,320 +0.00(+0.00%)
Aug 30, 2011 19.98 20.28 19.30 20.10 673,842 +0.07(+0.35%)
Aug 29, 2011 19.35 20.08 19.34 20.03 336,436 +0.92(+4.81%)
Aug 26, 2011 18.36 19.23 18.14 19.11 422,661 +0.52(+2.80%)
Aug 25, 2011 19.34 19.90 18.47 18.59 675,593 -0.57(-2.97%)
Aug 24, 2011 18.82 19.44 18.54 19.16 671,005 +0.21(+1.11%)
Aug 23, 2011 17.39 19.10 17.22 18.95 805,305 +1.56(+8.97%)
Aug 22, 2011 17.65 17.94 16.55 17.39 1,198,121 +0.22(+1.28%)
Aug 19, 2011 16.89 18.17 16.42 17.17 1,574,343 +0.04(+0.23%)
Aug 18, 2011 17.79 17.81 16.89 17.13 1,202,627 -1.35(-7.31%)
Aug 17, 2011 19.19 19.53 17.98 18.48 1,107,042 -0.68(-3.55%)
Aug 16, 2011 19.13 19.37 18.67 19.16 607,031 -0.25(-1.29%)
Aug 15, 2011 19.17 19.42 18.31 19.41 510,812 +0.39(+2.05%)
Aug 12, 2011 19.22 19.56 18.30 19.02 512,721 +0.07(+0.37%)
Aug 11, 2011 18.55 19.38 18.33 18.95 977,889 +0.58(+3.16%)
Aug 10, 2011 19.16 19.22 18.27 18.37 944,588 -0.87(-4.52%)
Aug 09, 2011 18.50 19.29 17.35 19.24 1,036,910 +1.30(+7.25%)
Aug 08, 2011 18.49 19.66 17.79 17.94 1,191,664 -1.41(-7.29%)
Aug 05, 2011 19.84 19.97 18.56 19.35 1,149,569 -0.15(-0.77%)
Aug 04, 2011 20.82 20.82 19.49 19.50 1,012,066 -1.72(-8.11%)
Aug 03, 2011 20.07 21.28 19.61 21.22 1,324,321 +1.16(+5.78%)
Aug 02, 2011 20.93 21.31 20.03 20.06 786,178 -1.07(-5.06%)
Aug 01, 2011 21.59 21.98 20.96 21.13 971,762 -0.17(-0.80%)
Jul 29, 2011 21.04 21.39 20.31 21.30 651,624 +0.16(+0.76%)
Jul 28, 2011 21.28 21.83 21.00 21.14 693,550 -0.04(-0.19%)
Jul 27, 2011 22.70 22.70 21.10 21.18 771,426 -1.67(-7.31%)
Jul 26, 2011 22.72 23.19 22.48 22.85 337,900 +0.17(+0.75%)
Jul 25, 2011 22.70 23.08 22.32 22.68 391,168 -0.27(-1.18%)
Jul 22, 2011 22.95 23.12 22.74 22.95 311,464 +0.15(+0.66%)
Jul 21, 2011 22.75 23.02 22.47 22.80 322,021 +0.23(+1.02%)
Jul 20, 2011 22.97 23.11 22.30 22.57 281,707 -0.34(-1.48%)
Jul 19, 2011 22.48 23.05 22.26 22.91 353,139 +0.62(+2.78%)
Jul 18, 2011 22.42 22.45 22.03 22.29 425,071 -0.27(-1.20%)
Jul 15, 2011 22.35 22.57 22.00 22.56 482,119 +0.35(+1.58%)
Jul 14, 2011 22.81 23.33 21.85 22.21 581,893 -0.56(-2.46%)
Jul 13, 2011 22.30 22.81 21.97 22.77 477,767 +0.65(+2.94%)
Jul 12, 2011 22.51 22.81 22.06 22.12 536,222 -0.40(-1.78%)
Jul 11, 2011 22.81 23.25 22.33 22.52 612,981 -0.62(-2.68%)
Jul 08, 2011 23.05 23.28 22.72 23.14 534,323 -0.24(-1.03%)
Jul 07, 2011 22.90 23.49 22.76 23.38 1,470,722 +0.78(+3.45%)
Jul 06, 2011 22.33 22.62 22.11 22.60 808,062 +0.30(+1.35%)
Jul 05, 2011 21.91 22.31 21.73 22.30 645,401 +0.42(+1.92%)
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