Historical Prices

Date Open High Low Close Volume Change (%)
Oct 31, 2011 21.28 21.71 21.23 21.41 13,754,451 -0.09(-0.41%)
Oct 28, 2011 21.26 21.54 21.10 21.50 13,747,099 +0.20(+0.96%)
Oct 27, 2011 21.37 21.45 21.21 21.30 17,377,284 +0.36(+1.72%)
Oct 26, 2011 21.03 21.11 20.61 20.94 10,747,903 +0.10(+0.49%)
Oct 25, 2011 20.92 21.19 20.77 20.84 10,673,400 -0.29(-1.39%)
Oct 24, 2011 20.97 21.32 20.92 21.13 14,818,165 +0.16(+0.76%)
Oct 21, 2011 20.63 20.97 20.57 20.97 13,929,292 +0.55(+2.68%)
Oct 20, 2011 20.37 20.55 20.16 20.42 9,499,273 +0.13(+0.66%)
Oct 19, 2011 20.37 20.56 20.24 20.29 9,635,484 -0.04(-0.21%)
Oct 18, 2011 20.14 20.52 19.55 20.33 12,514,721 +0.10(+0.51%)
Oct 17, 2011 20.51 20.65 20.16 20.23 9,229,709 -0.43(-2.10%)
Oct 14, 2011 20.58 20.71 20.43 20.66 9,640,829 +0.17(+0.82%)
Oct 13, 2011 20.32 20.56 20.21 20.49 9,521,086 +0.09(+0.46%)
Oct 12, 2011 20.08 20.56 19.99 20.40 15,809,914 +0.43(+2.16%)
Oct 11, 2011 19.96 20.16 19.88 19.97 9,771,712 -0.19(-0.96%)
Oct 10, 2011 19.95 20.20 19.86 20.16 9,232,634 +0.57(+2.92%)
Oct 07, 2011 19.85 19.97 19.47 19.59 11,655,115 -0.25(-1.27%)
Oct 06, 2011 19.76 19.96 19.73 19.84 11,904,113 +0.33(+1.69%)
Oct 05, 2011 19.10 19.61 18.97 19.51 16,632,207 +0.46(+2.41%)
Oct 04, 2011 18.12 19.09 18.01 19.05 15,483,857 +0.60(+3.23%)
Oct 03, 2011 18.74 19.16 18.45 18.46 16,106,964 -0.55(-2.88%)
Sep 30, 2011 19.33 19.61 19.00 19.01 15,701,140 -0.55(-2.82%)
Sep 29, 2011 19.96 20.00 18.99 19.56 16,173,026 -0.11(-0.54%)
Sep 28, 2011 20.15 20.44 19.61 19.66 16,037,639 -0.47(-2.33%)
Sep 27, 2011 20.09 20.57 20.00 20.13 19,641,184 +0.28(+1.42%)
Sep 26, 2011 19.90 20.00 19.39 19.85 18,939,778 +0.15(+0.76%)
Sep 23, 2011 19.51 20.00 19.27 19.70 40,965,272 +0.99(+5.30%)
Sep 22, 2011 18.49 18.83 18.27 18.71 26,678,986 -0.35(-1.82%)
Sep 21, 2011 19.83 19.92 19.01 19.06 22,987,340 -0.83(-4.16%)
Sep 20, 2011 20.15 20.27 19.83 19.88 17,828,776 -0.16(-0.82%)
Sep 19, 2011 19.61 20.11 19.57 20.05 16,351,804 +0.10(+0.48%)
Sep 16, 2011 19.70 20.00 19.63 19.95 18,194,556 +0.38(+1.96%)
Sep 15, 2011 19.62 19.65 19.28 19.57 12,379,230 +0.12(+0.63%)
Sep 14, 2011 19.17 19.73 18.98 19.45 17,327,892 +0.37(+1.95%)
Sep 13, 2011 18.76 19.20 18.68 19.07 13,324,304 +0.32(+1.73%)
Sep 12, 2011 18.17 18.76 18.10 18.75 11,152,665 +0.41(+2.25%)
Sep 09, 2011 18.77 18.98 18.33 18.34 16,763,482 -0.63(-3.32%)
Sep 08, 2011 19.06 19.45 18.85 18.97 12,596,607 -0.26(-1.36%)
Sep 07, 2011 18.90 19.23 18.71 19.23 12,829,750 +0.61(+3.28%)
Sep 06, 2011 18.04 18.65 17.83 18.62 12,702,497 -0.06(-0.33%)
Sep 02, 2011 18.86 19.08 18.63 18.68 11,587,257 -0.56(-2.90%)
Sep 01, 2011 19.19 19.58 19.12 19.24 17,721,184 -0.00(-0.03%)
Aug 31, 2011 19.33 19.66 19.13 19.24 15,714,562 +0.06(+0.32%)
Aug 30, 2011 19.61 19.65 19.18 19.18 21,199,766 -0.48(-2.45%)
Aug 29, 2011 19.34 19.67 19.27 19.66 12,568,463 +0.50(+2.61%)
Aug 26, 2011 18.50 19.20 18.28 19.16 13,769,935 +0.56(+3.02%)
Aug 25, 2011 19.06 19.21 18.54 18.60 13,908,718 -0.45(-2.38%)
Aug 24, 2011 18.48 19.09 18.40 19.05 17,197,660 +0.49(+2.64%)
Aug 23, 2011 17.67 18.57 17.57 18.56 13,561,640 +0.96(+5.48%)
Aug 22, 2011 17.77 17.89 17.55 17.60 12,533,230 +0.15(+0.85%)
Aug 19, 2011 17.53 18.10 17.43 17.45 14,240,565 -0.30(-1.68%)
Aug 18, 2011 17.93 18.07 17.54 17.75 18,738,280 -0.58(-3.19%)
Aug 17, 2011 18.58 18.78 18.17 18.33 12,975,277 -0.15(-0.80%)
Aug 16, 2011 18.67 18.99 18.46 18.48 15,808,276 -0.42(-2.24%)
Aug 15, 2011 18.79 18.91 18.38 18.90 11,220,702 +0.20(+1.06%)
Aug 12, 2011 18.62 18.89 18.52 18.71 12,005,116 +0.22(+1.19%)
Aug 11, 2011 17.69 18.74 17.61 18.49 16,831,116 +0.87(+4.94%)
Aug 10, 2011 18.14 18.41 17.55 17.62 21,739,260 -0.70(-3.84%)
Aug 09, 2011 18.07 18.35 17.09 18.32 24,246,762 +0.74(+4.18%)
Aug 08, 2011 18.07 18.51 17.32 17.58 26,760,366 -1.04(-5.58%)
Aug 05, 2011 18.32 18.77 17.84 18.62 24,217,932 +0.52(+2.84%)
Aug 04, 2011 19.12 19.26 18.10 18.11 21,162,228 -1.23(-6.35%)
Aug 03, 2011 18.94 19.35 18.41 19.34 17,961,824 +0.44(+2.31%)
Aug 02, 2011 19.60 19.81 18.87 18.90 19,172,702 -0.94(-4.73%)
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