Historical Prices

Date Open High Low Close Volume Change (%)
Jul 31, 2012 20.73 20.85 20.34 20.36 14,980,218 -0.55(-2.61%)
Jul 30, 2012 21.14 21.32 20.83 20.91 10,444,368 -0.26(-1.22%)
Jul 27, 2012 21.12 21.26 20.86 21.16 11,942,636 +0.10(+0.47%)
Jul 26, 2012 20.61 21.13 20.57 21.07 16,812,038 +0.67(+3.28%)
Jul 25, 2012 20.40 20.56 20.31 20.40 9,449,852 +0.12(+0.59%)
Jul 24, 2012 20.34 20.49 20.16 20.28 9,518,906 +0.02(+0.12%)
Jul 23, 2012 20.08 20.34 19.92 20.25 9,878,571 -0.05(-0.25%)
Jul 20, 2012 20.66 20.72 20.30 20.30 13,727,706 -0.48(-2.29%)
Jul 19, 2012 20.76 20.94 20.53 20.78 12,448,588 +0.14(+0.67%)
Jul 18, 2012 20.17 20.71 20.06 20.64 12,566,400 +0.41(+2.02%)
Jul 17, 2012 20.17 20.38 20.05 20.23 12,217,925 -0.06(-0.28%)
Jul 16, 2012 20.46 20.48 20.26 20.29 13,392,581 -0.21(-1.01%)
Jul 13, 2012 20.12 20.57 20.08 20.50 13,062,037 +0.47(+2.34%)
Jul 12, 2012 20.05 20.12 19.68 20.03 17,152,040 -0.10(-0.48%)
Jul 11, 2012 20.00 20.15 19.74 20.12 19,930,920 +0.21(+1.06%)
Jul 10, 2012 19.76 20.07 19.76 19.91 16,652,473 +0.22(+1.12%)
Jul 09, 2012 19.89 20.00 19.63 19.69 15,940,899 -0.24(-1.20%)
Jul 06, 2012 19.98 20.12 19.80 19.93 18,592,872 -0.18(-0.89%)
Jul 05, 2012 19.78 20.22 19.75 20.11 25,510,240 +0.38(+1.90%)
Jul 03, 2012 19.49 19.76 19.25 19.74 17,200,564 +0.36(+1.83%)
Jul 02, 2012 19.15 19.52 19.20 19.38 26,938,016 +0.23(+1.22%)
Jun 29, 2012 19.16 19.74 18.56 19.15 98,944,808 -1.99(-9.40%)
Jun 28, 2012 21.28 21.48 20.90 21.13 26,767,502 -0.27(-1.24%)
Jun 27, 2012 21.58 21.73 21.27 21.40 12,861,725 -0.07(-0.35%)
Jun 26, 2012 21.32 21.56 21.22 21.47 10,980,194 +0.22(+1.02%)
Jun 25, 2012 21.46 21.54 21.09 21.26 13,608,243 -0.42(-1.95%)
Jun 22, 2012 21.57 21.71 21.44 21.68 17,613,824 +0.16(+0.75%)
Jun 21, 2012 22.09 22.35 21.49 21.52 18,400,132 -0.55(-2.51%)
Jun 20, 2012 22.37 22.41 21.95 22.07 14,718,324 -0.07(-0.33%)
Jun 19, 2012 22.13 22.39 22.10 22.15 9,897,557 +0.03(+0.14%)
Jun 18, 2012 22.15 22.19 21.84 22.12 14,507,793 -0.08(-0.34%)
Jun 15, 2012 21.87 22.25 21.72 22.19 19,312,102 +0.38(+1.73%)
Jun 14, 2012 22.57 22.57 21.67 21.82 27,567,584 -0.48(-2.15%)
Jun 13, 2012 23.38 23.45 22.09 22.30 26,093,188 -1.17(-5.00%)
Jun 12, 2012 23.47 23.70 23.28 23.47 11,644,514 +0.03(+0.13%)
Jun 11, 2012 23.80 23.97 23.43 23.44 7,172,138 -0.26(-1.09%)
Jun 08, 2012 23.42 23.72 23.19 23.70 8,314,509 +0.28(+1.19%)
Jun 07, 2012 23.54 23.64 23.18 23.42 8,112,986 +0.06(+0.27%)
Jun 06, 2012 23.14 23.36 23.06 23.35 8,932,891 +0.34(+1.48%)
Jun 05, 2012 22.75 23.07 22.68 23.01 10,525,420 +0.18(+0.77%)
Jun 04, 2012 22.80 22.93 22.50 22.84 11,692,864 +0.02(+0.10%)
Jun 01, 2012 23.18 23.24 22.72 22.82 10,746,551 -0.78(-3.31%)
May 31, 2012 23.67 23.74 23.26 23.60 12,374,844 -0.02(-0.06%)
May 30, 2012 23.82 23.99 23.53 23.61 11,910,491 -0.50(-2.08%)
May 29, 2012 23.81 24.11 23.73 24.11 10,044,727 +0.46(+1.96%)
May 25, 2012 23.46 23.74 23.40 23.65 7,691,126 +0.28(+1.22%)
May 24, 2012 23.41 23.62 23.21 23.37 9,923,391 -0.01(-0.04%)
May 23, 2012 23.43 23.70 23.08 23.37 9,789,728 -0.20(-0.86%)
May 22, 2012 23.31 23.73 23.30 23.58 11,745,493 +0.27(+1.14%)
May 21, 2012 22.89 23.34 22.89 23.31 10,389,246 +0.39(+1.70%)
May 18, 2012 22.91 23.43 22.84 22.92 18,220,964 +0.24(+1.05%)
May 17, 2012 23.21 23.26 22.67 22.68 10,860,643 -0.58(-2.49%)
May 16, 2012 23.42 23.68 23.09 23.26 11,459,430 -0.05(-0.21%)
May 15, 2012 23.33 23.70 23.26 23.31 8,196,264 -0.05(-0.23%)
May 14, 2012 23.40 23.58 23.25 23.36 6,481,643 -0.17(-0.73%)
May 11, 2012 23.30 23.76 23.19 23.54 7,277,356 +0.15(+0.65%)
May 10, 2012 23.70 23.81 23.31 23.38 10,808,995 -0.13(-0.55%)
May 09, 2012 23.35 23.67 23.28 23.51 10,379,710 -0.13(-0.53%)
May 08, 2012 23.87 23.95 23.17 23.64 16,167,653 -0.58(-2.41%)
May 07, 2012 24.22 24.41 24.18 24.22 7,892,983 -0.08(-0.35%)
May 04, 2012 24.76 24.79 24.25 24.31 8,295,240 -0.56(-2.26%)
May 03, 2012 24.83 24.96 24.68 24.87 11,832,675 +0.03(+0.11%)
May 02, 2012 24.14 24.90 24.14 24.84 12,169,069 +0.65(+2.68%)
May 01, 2012 24.33 24.35 24.02 24.20 11,689,429 -0.12(-0.51%)
Apr 30, 2012 24.13 24.35 24.13 24.32 10,984,587 +0.27(+1.11%)
Apr 27, 2012 23.93 24.25 23.87 24.05 10,246,805 +0.06(+0.26%)
Apr 26, 2012 23.70 24.08 23.64 23.99 7,163,238 +0.29(+1.21%)
Apr 25, 2012 23.30 23.71 23.25 23.70 9,646,119 +0.50(+2.14%)
Apr 24, 2012 23.69 23.86 23.12 23.21 15,242,338 -0.65(-2.73%)
Apr 23, 2012 23.88 23.91 23.62 23.86 7,308,327 -0.22(-0.92%)
Apr 20, 2012 23.85 24.23 23.85 24.08 10,694,200 +0.25(+1.06%)
Apr 19, 2012 24.05 24.12 23.70 23.83 9,231,194 -0.21(-0.86%)
Apr 18, 2012 23.77 24.12 23.71 24.04 9,400,811 +0.16(+0.66%)
Apr 17, 2012 23.88 23.91 23.74 23.88 6,637,226 +0.09(+0.39%)
Apr 16, 2012 23.71 23.89 23.63 23.78 8,205,095 +0.13(+0.55%)
Apr 13, 2012 23.66 23.83 23.54 23.65 6,625,510 +0.03(+0.14%)
Apr 12, 2012 23.51 23.63 23.30 23.62 13,244,957 +0.09(+0.37%)
Apr 11, 2012 23.41 23.65 23.36 23.53 13,836,159 +0.39(+1.68%)
Apr 10, 2012 24.02 24.02 23.03 23.14 19,393,680 -0.92(-3.82%)
Apr 09, 2012 23.67 24.13 23.59 24.06 12,925,545 +0.07(+0.27%)
Apr 05, 2012 23.70 24.03 23.70 24.00 10,105,391 +0.20(+0.82%)
Apr 04, 2012 23.73 23.89 23.63 23.80 10,196,390 -0.08(-0.35%)
Apr 03, 2012 23.65 23.89 23.54 23.89 10,141,675 +0.18(+0.78%)
Apr 02, 2012 23.57 23.88 23.48 23.70 11,255,659 +0.13(+0.53%)
Mar 30, 2012 23.56 23.74 23.45 23.57 10,665,975 +0.13(+0.55%)
Mar 29, 2012 23.11 23.48 23.11 23.45 9,031,352 +0.13(+0.58%)
Mar 28, 2012 23.39 23.46 23.10 23.31 10,625,142 -0.14(-0.60%)
Mar 27, 2012 23.63 23.73 23.42 23.45 11,624,092 -0.15(-0.62%)
Mar 26, 2012 23.45 23.65 23.42 23.60 14,388,114 +0.25(+1.05%)
Mar 23, 2012 24.18 24.24 23.06 23.35 30,485,236 -0.78(-3.22%)
Mar 22, 2012 23.94 24.27 23.71 24.13 23,449,012 +0.12(+0.50%)
Mar 21, 2012 24.36 24.50 24.00 24.01 17,373,680 -0.28(-1.16%)
Mar 20, 2012 24.29 24.56 24.29 24.29 12,279,872 -0.08(-0.35%)
Mar 19, 2012 24.33 24.46 24.12 24.38 11,959,567 +0.20(+0.82%)
Mar 16, 2012 24.07 24.30 24.04 24.18 16,616,782 +0.11(+0.44%)
Mar 15, 2012 24.09 24.15 23.98 24.07 8,391,783 +0.09(+0.39%)
Mar 14, 2012 24.11 24.18 23.95 23.98 8,570,153 -0.10(-0.42%)
Mar 13, 2012 23.91 24.10 23.81 24.08 10,810,049 +0.28(+1.20%)
Mar 12, 2012 23.65 23.90 23.61 23.79 10,589,134 -0.12(-0.48%)
Mar 09, 2012 23.62 23.95 23.52 23.91 11,285,614 +0.45(+1.93%)
Mar 08, 2012 23.51 23.59 23.40 23.46 5,249,612 +0.07(+0.30%)
Mar 07, 2012 23.36 23.51 23.33 23.39 8,214,769 +0.05(+0.22%)
Mar 06, 2012 23.60 23.74 23.26 23.34 9,063,050 -0.41(-1.74%)
Mar 05, 2012 23.63 23.84 23.54 23.75 8,209,751 +0.11(+0.46%)
Mar 02, 2012 23.62 23.71 23.47 23.64 8,063,065 +0.04(+0.18%)
Mar 01, 2012 23.67 23.69 23.48 23.60 8,130,872 +0.21(+0.91%)
Feb 29, 2012 23.29 23.46 23.17 23.38 8,168,578 +0.11(+0.46%)
Feb 28, 2012 23.27 23.32 23.08 23.28 5,824,051 +0.06(+0.24%)
Feb 27, 2012 22.94 23.34 22.87 23.22 7,011,248 +0.19(+0.83%)
Feb 24, 2012 22.99 23.10 22.89 23.03 5,394,649 +0.03(+0.14%)
Feb 23, 2012 22.95 23.12 22.87 23.00 6,762,225 +0.09(+0.39%)
Feb 22, 2012 22.76 23.02 22.75 22.91 7,197,059 +0.17(+0.74%)
Feb 21, 2012 23.09 23.22 22.69 22.74 8,433,076 -0.37(-1.62%)
Feb 17, 2012 23.13 23.29 23.03 23.11 8,027,729 +0.11(+0.49%)
Feb 16, 2012 23.07 23.28 22.87 23.00 7,682,210 -0.10(-0.41%)
Feb 15, 2012 23.17 23.32 23.03 23.10 11,456,527 -0.01(-0.03%)
Feb 14, 2012 22.70 23.11 22.60 23.10 10,989,593 +0.31(+1.34%)
Feb 13, 2012 22.92 22.95 22.67 22.80 6,779,057 -0.04(-0.18%)
Feb 10, 2012 22.77 22.88 22.70 22.84 7,165,518 -0.08(-0.33%)
Feb 09, 2012 22.91 23.01 22.80 22.92 6,746,164 -0.04(-0.16%)
Feb 08, 2012 22.65 23.11 22.65 22.95 12,784,711 +0.37(+1.63%)
Feb 07, 2012 22.36 22.69 22.31 22.58 6,006,835 +0.17(+0.74%)
Feb 06, 2012 22.33 22.50 22.25 22.42 7,188,909 -0.01(-0.04%)
Feb 03, 2012 22.43 22.53 22.34 22.43 15,221,369 +0.15(+0.66%)
Feb 02, 2012 22.53 22.57 22.22 22.28 10,814,733 -0.20(-0.90%)
Feb 01, 2012 22.62 22.71 22.48 22.48 11,538,905 -0.05(-0.23%)
Jan 31, 2012 22.66 22.74 22.42 22.53 28,541,380 +0.13(+0.58%)
Jan 30, 2012 21.98 22.57 21.86 22.40 13,721,399 +0.28(+1.25%)
Jan 27, 2012 22.14 22.24 21.99 22.12 8,001,020 -0.04(-0.19%)
Jan 26, 2012 22.32 22.36 22.05 22.17 8,667,533 -0.20(-0.88%)
Jan 25, 2012 22.08 22.38 22.08 22.36 13,134,952 +0.22(+0.98%)
Jan 24, 2012 21.96 22.18 21.89 22.15 7,542,828 +0.14(+0.64%)
Jan 23, 2012 22.08 22.31 21.92 22.01 9,611,162 -0.04(-0.20%)
Jan 20, 2012 22.00 22.10 21.89 22.05 10,326,279 +0.04(+0.18%)
Jan 19, 2012 21.83 22.09 21.78 22.01 10,567,132 +0.16(+0.71%)
Jan 18, 2012 21.41 21.91 21.39 21.85 14,167,748 +0.35(+1.63%)
Jan 17, 2012 21.39 21.55 21.24 21.50 9,510,175 +0.20(+0.96%)
Jan 13, 2012 21.32 21.44 21.24 21.30 7,539,200 -0.17(-0.81%)
Jan 12, 2012 21.30 21.48 21.18 21.47 8,672,772 +0.21(+0.98%)
Jan 11, 2012 21.29 21.36 21.19 21.26 8,073,273 -0.07(-0.34%)
Jan 10, 2012 21.41 21.44 21.16 21.34 11,321,626 +0.03(+0.12%)
Jan 09, 2012 21.26 21.44 21.17 21.31 11,590,892 +0.08(+0.37%)
Jan 06, 2012 21.22 21.34 21.13 21.23 8,954,937 -0.04(-0.17%)
Jan 05, 2012 21.19 21.36 21.02 21.27 9,684,582 -0.01(-0.06%)
Jan 04, 2012 20.95 21.40 20.91 21.28 10,893,235 +0.40(+1.92%)
Dec 30, 2011 21.12 21.12 20.88 20.88 7,626,032 -0.24(-1.12%)
Dec 29, 2011 20.92 21.22 20.91 21.12 9,852,399 +0.22(+1.07%)
Dec 28, 2011 21.22 21.23 20.86 20.89 7,878,609 -0.29(-1.37%)
Dec 27, 2011 21.01 21.23 20.91 21.18 7,438,319 +0.19(+0.90%)
Dec 23, 2011 20.64 21.00 20.53 21.00 8,267,521 +0.12(+0.57%)
Dec 21, 2011 20.76 21.08 20.43 20.88 28,848,924 +0.59(+2.90%)
Dec 20, 2011 20.47 20.78 20.13 20.29 20,699,094 +0.05(+0.27%)
Dec 19, 2011 20.35 20.40 20.16 20.23 10,103,715 -0.06(-0.31%)
Dec 16, 2011 20.54 20.60 20.27 20.30 14,755,686 -0.09(-0.44%)
Dec 15, 2011 20.68 20.74 20.24 20.38 12,212,133 -0.07(-0.33%)
Dec 14, 2011 20.58 20.74 20.31 20.45 10,909,772 -0.14(-0.69%)
Dec 13, 2011 21.05 21.19 20.46 20.59 12,362,019 -0.41(-1.96%)
Dec 12, 2011 21.09 21.18 20.75 21.01 12,520,019 -0.16(-0.75%)
Dec 09, 2011 20.69 21.29 20.65 21.16 14,334,102 +0.54(+2.63%)
Dec 08, 2011 20.71 20.90 20.58 20.62 10,837,108 -0.15(-0.74%)
Dec 07, 2011 20.97 21.01 20.64 20.78 12,933,434 -0.08(-0.37%)
Dec 06, 2011 21.06 21.07 20.79 20.85 8,012,101 -0.08(-0.36%)
Dec 05, 2011 20.96 21.12 20.79 20.93 10,198,744 +0.08(+0.36%)
Dec 02, 2011 20.75 20.95 20.69 20.85 10,921,910 +0.22(+1.05%)
Dec 01, 2011 20.66 20.87 20.48 20.64 11,030,826 -0.12(-0.59%)
Nov 30, 2011 20.96 21.05 20.49 20.76 15,575,565 +0.28(+1.38%)
Nov 29, 2011 20.56 20.60 20.36 20.48 12,759,116 -0.01(-0.04%)
Nov 28, 2011 19.87 20.69 19.84 20.49 17,884,820 +1.00(+5.13%)
Nov 25, 2011 19.57 19.83 19.49 19.49 4,025,524 -0.14(-0.71%)
Nov 23, 2011 19.59 19.85 19.54 19.63 8,652,169 -0.15(-0.76%)
Nov 22, 2011 19.68 19.99 19.64 19.78 8,863,278 +0.12(+0.63%)
Nov 21, 2011 19.78 19.89 19.38 19.66 8,517,540 -0.36(-1.82%)
Nov 18, 2011 19.99 20.18 19.74 20.02 10,934,059 +0.19(+0.94%)
Nov 17, 2011 20.10 20.22 19.62 19.84 10,464,166 -0.39(-1.93%)
Nov 16, 2011 20.54 20.61 20.19 20.23 10,249,620 -0.49(-2.35%)
Nov 15, 2011 20.56 20.85 20.44 20.71 8,123,034 +0.04(+0.21%)
Nov 14, 2011 20.69 20.91 20.55 20.67 7,932,531 -0.09(-0.42%)
Nov 11, 2011 20.45 20.81 20.39 20.75 9,390,499 +0.48(+2.37%)
Nov 10, 2011 20.17 20.41 19.98 20.27 10,879,310 +0.34(+1.69%)
Nov 09, 2011 20.18 20.30 19.77 19.94 13,558,013 -0.66(-3.21%)
Nov 08, 2011 20.38 20.64 20.23 20.60 11,186,908 +0.35(+1.73%)
Nov 07, 2011 20.40 20.57 20.17 20.25 10,060,989 -0.13(-0.61%)
Nov 04, 2011 20.55 20.72 20.21 20.37 9,542,607 -0.28(-1.36%)
Nov 03, 2011 20.75 20.77 20.20 20.65 12,499,846 +0.16(+0.78%)
Nov 02, 2011 20.65 20.68 20.31 20.49 13,463,012 +0.23(+1.13%)
Nov 01, 2011 20.19 20.60 20.17 20.26 12,335,768 -0.53(-2.56%)
Oct 31, 2011 20.67 21.09 20.62 20.80 14,162,177 -0.09(-0.41%)
Oct 28, 2011 20.65 20.92 20.49 20.88 14,154,608 +0.20(+0.96%)
Oct 27, 2011 20.76 20.83 20.60 20.69 17,892,404 +0.35(+1.72%)
Oct 26, 2011 20.43 20.50 20.02 20.34 11,066,506 +0.10(+0.49%)
Oct 25, 2011 20.31 20.58 20.18 20.24 10,989,794 -0.28(-1.39%)
Oct 24, 2011 20.36 20.71 20.32 20.52 15,257,424 +0.16(+0.76%)
Oct 21, 2011 20.03 20.37 19.97 20.37 14,342,201 +0.53(+2.68%)
Oct 20, 2011 19.78 19.96 19.58 19.84 9,780,863 +0.13(+0.66%)
Oct 19, 2011 19.79 19.97 19.66 19.71 9,921,111 -0.04(-0.21%)
Oct 18, 2011 19.56 19.93 18.99 19.75 12,885,698 +0.10(+0.51%)
Oct 17, 2011 19.92 20.05 19.58 19.65 9,503,308 -0.42(-2.10%)
Oct 14, 2011 19.98 20.11 19.84 20.07 9,926,615 +0.16(+0.82%)
Oct 13, 2011 19.73 19.97 19.63 19.90 9,803,322 +0.09(+0.46%)
Oct 12, 2011 19.50 19.97 19.42 19.81 16,278,571 +0.42(+2.16%)
Oct 11, 2011 19.38 19.58 19.30 19.39 10,061,378 -0.19(-0.96%)
Oct 10, 2011 19.38 19.62 19.28 19.58 9,506,319 +0.55(+2.92%)
Oct 07, 2011 19.27 19.40 18.91 19.03 12,000,611 -0.24(-1.27%)
Oct 06, 2011 19.19 19.38 19.16 19.27 12,256,990 +0.32(+1.69%)
Oct 05, 2011 18.55 19.05 18.42 18.95 17,125,240 +0.45(+2.41%)
Oct 04, 2011 17.60 18.54 17.49 18.51 15,942,849 +0.58(+3.23%)
Oct 03, 2011 18.20 18.61 17.92 17.93 16,584,427 -0.53(-2.88%)
Sep 30, 2011 18.78 19.05 18.45 18.46 16,166,573 -0.54(-2.82%)
Sep 29, 2011 19.38 19.43 18.44 18.99 16,652,448 -0.10(-0.54%)
Sep 28, 2011 19.57 19.85 19.05 19.10 16,513,047 -0.46(-2.33%)
Sep 27, 2011 19.51 19.98 19.42 19.55 20,223,414 +0.27(+1.42%)
Sep 26, 2011 19.33 19.42 18.83 19.28 19,501,214 +0.14(+0.76%)
Sep 23, 2011 18.95 19.43 18.71 19.13 42,179,616 +0.96(+5.30%)
Sep 22, 2011 17.96 18.29 17.75 18.17 27,469,838 -0.34(-1.82%)
Sep 21, 2011 19.26 19.35 18.47 18.51 23,668,760 -0.80(-4.16%)
Sep 20, 2011 19.57 19.68 19.26 19.31 18,357,278 -0.16(-0.82%)
Sep 19, 2011 19.05 19.54 19.00 19.47 16,836,526 +0.09(+0.48%)
Sep 16, 2011 19.13 19.42 19.07 19.38 18,733,902 +0.37(+1.97%)
Sep 15, 2011 19.05 19.08 18.73 19.00 12,746,191 +0.12(+0.63%)
Sep 14, 2011 18.62 19.17 18.44 18.89 17,841,546 +0.36(+1.95%)
Sep 13, 2011 18.22 18.65 18.15 18.53 13,719,279 +0.32(+1.73%)
Sep 12, 2011 17.65 18.22 17.58 18.21 11,483,266 +0.40(+2.25%)
Sep 09, 2011 18.23 18.43 17.80 17.81 17,260,406 -0.61(-3.32%)
Sep 08, 2011 18.51 18.89 18.30 18.42 12,970,012 -0.25(-1.36%)
Sep 07, 2011 18.36 18.67 18.17 18.67 13,210,065 +0.59(+3.28%)
Sep 06, 2011 17.52 18.11 17.31 18.08 13,079,041 -0.06(-0.33%)
Sep 02, 2011 18.32 18.53 18.09 18.14 11,930,741 -0.54(-2.90%)
Sep 01, 2011 18.64 19.02 18.57 18.68 18,246,498 +0.05(+0.24%)
Aug 31, 2011 18.72 19.04 18.53 18.64 16,223,965 +0.06(+0.32%)
Aug 30, 2011 18.99 19.03 18.57 18.58 21,886,978 -0.47(-2.45%)
Aug 29, 2011 18.74 19.06 18.67 19.04 12,975,882 +0.48(+2.61%)
Aug 26, 2011 17.92 18.60 17.70 18.56 14,216,301 +0.54(+3.02%)
Aug 25, 2011 18.47 18.60 17.96 18.02 14,359,582 -0.44(-2.38%)
Aug 24, 2011 17.90 18.49 17.82 18.45 17,755,140 +0.48(+2.64%)
Aug 23, 2011 17.11 17.99 17.01 17.98 14,001,254 +0.93(+5.48%)
Aug 22, 2011 17.21 17.33 17.00 17.05 12,939,506 +0.14(+0.85%)
Aug 19, 2011 16.98 17.53 16.88 16.90 14,702,187 -0.29(-1.68%)
Aug 18, 2011 17.37 17.51 16.99 17.19 19,345,700 -0.57(-3.19%)
Aug 17, 2011 17.99 18.19 17.60 17.76 13,395,883 -0.14(-0.81%)
Aug 16, 2011 18.09 18.40 17.88 17.90 16,320,716 -0.41(-2.24%)
Aug 15, 2011 18.20 18.32 17.80 18.31 11,584,432 +0.19(+1.06%)
Aug 12, 2011 18.04 18.29 17.94 18.12 12,394,273 +0.21(+1.19%)
Aug 11, 2011 17.13 18.15 17.06 17.91 17,376,714 +0.84(+4.94%)
Aug 10, 2011 17.57 17.83 17.00 17.06 22,443,960 -0.68(-3.84%)
Aug 09, 2011 17.50 17.78 16.56 17.74 25,032,744 +0.71(+4.18%)
Aug 08, 2011 17.50 17.93 16.78 17.03 27,627,830 -1.01(-5.58%)
Aug 05, 2011 17.75 18.18 17.28 18.04 25,002,980 +0.50(+2.84%)
Aug 04, 2011 18.52 18.66 17.53 17.54 21,848,222 -1.19(-6.35%)
Aug 03, 2011 18.35 18.74 17.83 18.73 18,544,074 +0.42(+2.31%)
Aug 02, 2011 18.98 19.19 18.28 18.31 19,794,204 -0.91(-4.73%)
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