Historical Prices

Date Open High Low Close Volume Change (%)
Feb 28, 2011 23.52 24.02 23.43 23.86 15,089,480 +0.32(+1.36%)
Feb 25, 2011 22.24 23.65 22.17 23.54 16,852,830 +1.51(+6.85%)
Feb 24, 2011 21.71 22.31 21.57 22.03 13,884,738 +0.27(+1.24%)
Feb 23, 2011 22.01 22.40 21.50 21.76 12,102,889 -0.22(-1.00%)
Feb 22, 2011 22.61 22.63 21.74 21.98 11,886,413 -0.93(-4.06%)
Feb 18, 2011 22.21 23.10 22.09 22.91 13,684,115 +0.56(+2.51%)
Feb 17, 2011 21.88 22.52 21.00 22.35 23,787,252 +0.25(+1.13%)
Feb 16, 2011 21.73 22.25 21.52 22.10 13,934,452 +0.45(+2.08%)
Feb 15, 2011 21.62 21.76 21.42 21.65 6,243,503 -0.10(-0.46%)
Feb 14, 2011 21.95 21.97 21.47 21.75 6,212,027 -0.19(-0.87%)
Feb 11, 2011 21.45 22.11 21.45 21.94 7,515,778 +0.32(+1.48%)
Feb 10, 2011 21.33 21.82 21.25 21.62 10,423,248 +0.08(+0.37%)
Feb 09, 2011 21.08 21.62 20.90 21.54 15,542,034 +0.46(+2.18%)
Feb 08, 2011 20.82 21.10 20.70 21.08 5,324,718 +0.25(+1.20%)
Feb 07, 2011 20.26 20.84 20.23 20.83 6,313,052 +0.61(+3.02%)
Feb 04, 2011 20.32 20.37 19.93 20.22 9,164,274 -0.03(-0.15%)
Feb 03, 2011 19.98 20.52 19.93 20.25 14,784,199 +0.28(+1.40%)
Feb 02, 2011 19.76 20.20 19.76 19.97 9,549,705 +0.03(+0.15%)
Feb 01, 2011 19.93 20.17 19.75 19.94 8,106,462 +0.11(+0.55%)
Jan 31, 2011 19.52 19.93 19.30 19.83 13,887,949 +0.55(+2.85%)
Jan 28, 2011 20.24 20.39 19.22 19.28 21,634,794 -0.98(-4.84%)
Jan 27, 2011 20.50 20.71 20.17 20.26 8,605,109 -0.32(-1.55%)
Jan 26, 2011 20.66 20.85 20.49 20.58 6,885,887 -0.03(-0.15%)
Jan 25, 2011 20.73 20.73 20.22 20.61 7,273,142 -0.17(-0.82%)
Jan 24, 2011 20.71 20.86 20.57 20.78 5,168,276 +0.08(+0.39%)
Jan 21, 2011 20.70 20.86 20.55 20.70 8,363,053 +0.20(+0.98%)
Jan 20, 2011 20.20 20.68 20.18 20.50 19,439,884 +0.29(+1.43%)
Jan 19, 2011 20.40 20.57 20.14 20.21 14,763,823 -0.26(-1.27%)
Jan 18, 2011 19.87 20.52 19.85 20.47 19,417,392 +0.53(+2.66%)
Jan 14, 2011 19.78 19.96 19.64 19.94 6,615,692 +0.07(+0.35%)
Jan 13, 2011 19.73 20.02 19.71 19.87 7,573,260 +0.09(+0.46%)
Jan 12, 2011 19.80 20.00 19.65 19.78 7,239,552 +0.18(+0.92%)
Jan 11, 2011 19.86 19.91 19.44 19.60 7,261,170 -0.18(-0.91%)
Jan 10, 2011 19.06 19.86 19.00 19.78 10,140,240 +0.53(+2.75%)
Jan 07, 2011 19.47 19.65 18.99 19.25 6,910,434 -0.22(-1.13%)
Jan 06, 2011 19.16 19.49 19.00 19.47 6,975,480 +0.23(+1.20%)
Jan 05, 2011 19.28 19.48 19.18 19.24 5,986,209 -0.18(-0.93%)
Jan 04, 2011 19.27 19.45 18.98 19.42 8,311,993 +0.12(+0.62%)
Jan 03, 2011 19.27 19.39 19.17 19.30 8,623,393 +0.25(+1.31%)
Dec 31, 2010 19.04 19.22 18.96 19.05 2,631,985 +0.00(+0.00%)
Dec 30, 2010 19.20 19.22 19.00 19.05 2,256,672 -0.14(-0.73%)
Dec 29, 2010 19.11 19.37 19.10 19.19 3,032,539 +0.14(+0.73%)
Dec 28, 2010 19.31 19.31 18.94 19.05 6,131,434 -0.24(-1.24%)
Dec 27, 2010 19.28 19.35 19.17 19.29 2,843,654 -0.09(-0.46%)
Dec 23, 2010 19.62 19.65 19.16 19.38 4,423,657 -0.21(-1.07%)
Dec 22, 2010 19.33 19.59 19.29 19.59 3,747,629 +0.32(+1.66%)
Dec 21, 2010 18.84 19.35 18.83 19.27 9,229,142 +0.35(+1.85%)
Dec 20, 2010 18.88 19.00 18.68 18.92 5,619,776 +0.15(+0.80%)
Dec 17, 2010 18.18 18.99 18.05 18.77 20,131,756 +0.77(+4.28%)
Dec 16, 2010 17.84 18.01 17.73 18.00 8,158,805 +0.21(+1.18%)
Dec 15, 2010 17.79 17.94 17.65 17.79 5,124,069 -0.10(-0.56%)
Dec 14, 2010 17.74 18.07 17.69 17.89 5,062,350 +0.09(+0.51%)
Dec 13, 2010 18.24 18.24 17.80 17.80 7,366,221 -0.25(-1.39%)
Dec 10, 2010 18.02 18.11 17.80 18.05 7,947,300 +0.07(+0.39%)
Dec 09, 2010 18.39 18.43 17.70 17.98 7,558,255 +0.00(+0.00%)
Dec 08, 2010 17.83 18.15 17.75 17.98 8,344,879 +0.04(+0.22%)
Dec 07, 2010 17.84 18.12 17.76 17.94 17,960,754 +0.31(+1.76%)
Dec 06, 2010 17.40 17.71 17.36 17.63 4,785,270 +0.10(+0.57%)
Dec 03, 2010 17.25 17.57 17.20 17.53 7,518,271 +0.24(+1.39%)
Dec 02, 2010 17.15 17.39 16.97 17.29 7,767,957 +0.12(+0.70%)
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