Historical Prices

Date Open High Low Close Volume Change (%)
Aug 31, 2012 22.27 22.34 22.23 22.30 2,845,201 -0.14(-0.62%)
Aug 30, 2012 22.37 22.45 22.35 22.44 1,063,848 +0.05(+0.22%)
Aug 29, 2012 22.37 22.41 22.36 22.39 1,194,512 -0.05(-0.22%)
Aug 27, 2012 22.40 22.44 22.39 22.44 808,340 +0.02(+0.09%)
Aug 24, 2012 22.43 22.43 22.35 22.42 1,645,306 +0.07(+0.31%)
Aug 23, 2012 22.37 22.38 22.30 22.35 3,212,379 -0.04(-0.18%)
Aug 22, 2012 22.53 22.54 22.37 22.39 1,277,825 -0.11(-0.49%)
Aug 21, 2012 22.50 22.51 22.46 22.50 2,244,447 -0.15(-0.66%)
Aug 20, 2012 22.71 22.71 22.65 22.65 489,891 -0.03(-0.13%)
Aug 17, 2012 22.65 22.74 22.65 22.68 1,324,324 +0.04(+0.18%)
Aug 16, 2012 22.68 22.69 22.62 22.64 661,997 -0.08(-0.35%)
Aug 15, 2012 22.72 22.74 22.70 22.72 548,399 +0.06(+0.26%)
Aug 14, 2012 22.66 22.69 22.64 22.66 1,726,215 +0.01(+0.04%)
Aug 13, 2012 22.63 22.67 22.59 22.65 1,348,554 -0.03(-0.13%)
Aug 10, 2012 22.77 22.78 22.66 22.68 691,419 -0.04(-0.18%)
Aug 09, 2012 22.72 22.76 22.68 22.72 1,609,367 +0.08(+0.35%)
Aug 08, 2012 22.67 22.67 22.61 22.64 1,274,632 +0.04(+0.18%)
Aug 07, 2012 22.56 22.61 22.54 22.60 2,148,897 +0.00(+0.00%)
Aug 06, 2012 22.63 22.65 22.55 22.60 1,868,934 -0.03(-0.13%)
Aug 03, 2012 22.78 22.79 22.62 22.63 1,787,749 -0.28(-1.22%)
Aug 02, 2012 22.90 22.96 22.84 22.91 1,220,153 +0.04(+0.17%)
Aug 01, 2012 22.71 22.88 22.70 22.87 1,895,843 +0.16(+0.70%)
Jul 31, 2012 22.75 22.77 22.67 22.71 1,186,633 -0.06(-0.26%)
Jul 30, 2012 22.81 22.81 22.76 22.77 1,310,920 +0.03(+0.13%)
Jul 27, 2012 22.71 22.77 22.63 22.74 2,241,067 -0.01(-0.04%)
Jul 26, 2012 22.75 22.79 22.70 22.75 2,042,125 -0.23(-1.00%)
Jul 25, 2012 23.00 23.05 22.97 22.98 1,059,910 -0.12(-0.52%)
Jul 24, 2012 23.03 23.14 23.02 23.10 3,442,267 +0.09(+0.39%)
Jul 23, 2012 23.09 23.11 22.99 23.01 2,128,911 +0.03(+0.13%)
Jul 20, 2012 22.93 22.99 22.92 22.98 2,743,994 +0.17(+0.75%)
Jul 19, 2012 22.85 22.87 22.78 22.81 1,243,125 -0.01(-0.04%)
Jul 18, 2012 22.90 22.90 22.82 22.82 1,012,875 -0.02(-0.09%)
Jul 17, 2012 22.87 22.99 22.84 22.84 3,565,310 -0.02(-0.09%)
Jul 16, 2012 22.91 22.95 22.84 22.86 1,222,548 -0.07(-0.31%)
Jul 13, 2012 23.03 23.03 22.91 22.93 3,152,589 -0.10(-0.43%)
Jul 12, 2012 23.05 23.07 23.01 23.03 4,914,559 +0.05(+0.22%)
Jul 11, 2012 22.93 23.01 22.90 22.98 1,362,811 +0.02(+0.09%)
Jul 10, 2012 22.88 22.99 22.88 22.96 1,263,045 +0.08(+0.35%)
Jul 09, 2012 22.93 22.95 22.88 22.88 1,315,527 -0.07(-0.31%)
Jul 06, 2012 22.88 22.97 22.86 22.95 2,134,599 +0.15(+0.66%)
Jul 05, 2012 22.79 22.83 22.78 22.80 1,576,648 +0.30(+1.33%)
Jul 03, 2012 22.56 22.57 22.48 22.50 643,880 -0.02(-0.09%)
Jul 02, 2012 22.52 22.56 22.51 22.52 2,582,271 +0.05(+0.22%)
Jun 29, 2012 22.44 22.49 22.42 22.47 3,158,817 -0.31(-1.36%)
Jun 28, 2012 22.79 22.83 22.76 22.78 1,846,781 +0.03(+0.13%)
Jun 27, 2012 22.74 22.79 22.73 22.75 889,613 +0.07(+0.31%)
Jun 26, 2012 22.73 22.77 22.67 22.68 783,561 -0.04(-0.18%)
Jun 25, 2012 22.74 22.75 22.70 22.72 1,872,748 +0.07(+0.31%)
Jun 22, 2012 22.65 22.72 22.63 22.65 1,272,769 -0.05(-0.22%)
Jun 21, 2012 22.53 22.71 22.52 22.70 2,785,244 +0.24(+1.07%)
Jun 20, 2012 22.42 22.53 22.38 22.46 2,013,428 +0.03(+0.13%)
Jun 19, 2012 22.51 22.52 22.38 22.43 3,698,485 -0.17(-0.75%)
Jun 18, 2012 22.59 22.64 22.57 22.60 1,576,043 +0.10(+0.44%)
Jun 15, 2012 22.58 22.61 22.49 22.50 2,414,287 -0.10(-0.44%)
Jun 14, 2012 22.69 22.69 22.58 22.60 1,371,937 -0.09(-0.40%)
Jun 13, 2012 22.73 22.76 22.63 22.69 1,996,441 -0.07(-0.31%)
Jun 12, 2012 22.81 22.86 22.75 22.76 1,430,055 -0.08(-0.35%)
Jun 11, 2012 22.71 22.84 22.71 22.84 842,189 +0.03(+0.13%)
Jun 08, 2012 22.90 22.91 22.79 22.81 1,487,699 +0.07(+0.31%)
Jun 07, 2012 22.65 22.76 22.64 22.74 2,318,046 +0.03(+0.13%)
Jun 06, 2012 22.87 22.88 22.71 22.71 3,597,512 -0.19(-0.83%)
Jun 05, 2012 22.90 22.94 22.87 22.90 1,299,519 +0.08(+0.35%)
Jun 04, 2012 22.84 22.87 22.81 22.82 2,541,343 -0.10(-0.44%)
Jun 01, 2012 22.94 22.99 22.86 22.92 4,633,887 -0.07(-0.30%)
May 31, 2012 22.93 23.02 22.92 22.99 3,406,570 +0.01(+0.04%)
May 30, 2012 22.89 22.98 22.88 22.98 2,566,612 +0.18(+0.79%)
May 29, 2012 22.75 22.86 22.72 22.80 5,487,902 -0.02(-0.09%)
May 25, 2012 22.80 22.82 22.75 22.82 2,210,648 +0.03(+0.13%)
May 24, 2012 22.71 22.80 22.68 22.79 2,006,253 +0.09(+0.40%)
May 23, 2012 22.62 22.76 22.61 22.70 2,705,539 +0.08(+0.35%)
May 22, 2012 22.50 22.65 22.47 22.62 5,485,369 +0.23(+1.03%)
May 21, 2012 22.52 22.54 22.39 22.39 2,046,578 -0.07(-0.31%)
May 18, 2012 22.52 22.56 22.44 22.46 2,897,860 -0.09(-0.40%)
May 17, 2012 22.58 22.61 22.50 22.55 3,531,285 -0.02(-0.09%)
May 16, 2012 22.52 22.58 22.49 22.57 2,849,913 +0.05(+0.22%)
May 15, 2012 22.41 22.52 22.39 22.52 8,029,290 +0.19(+0.83%)
May 14, 2012 22.34 22.36 22.30 22.33 3,494,793 +0.09(+0.43%)
May 11, 2012 22.23 22.24 22.18 22.24 992,091 +0.04(+0.18%)
May 10, 2012 22.16 22.21 22.14 22.20 1,127,209 +0.02(+0.09%)
May 09, 2012 22.19 22.24 22.15 22.18 3,136,904 +0.09(+0.41%)
May 08, 2012 22.10 22.15 22.06 22.09 2,177,873 +0.05(+0.23%)
May 07, 2012 22.05 22.07 22.03 22.04 716,348 +0.03(+0.14%)
May 04, 2012 21.92 22.02 21.89 22.01 1,369,258 +0.09(+0.41%)
May 03, 2012 21.91 21.94 21.90 21.92 713,909 +0.02(+0.09%)
May 02, 2012 21.94 21.96 21.90 21.90 1,063,827 +0.07(+0.32%)
May 01, 2012 21.78 21.87 21.76 21.83 819,214 +0.02(+0.09%)
Apr 30, 2012 21.82 21.84 21.80 21.81 700,097 -0.01(-0.05%)
Apr 27, 2012 21.81 21.82 21.77 21.82 2,211,773 -0.04(-0.18%)
Apr 26, 2012 21.87 21.89 21.83 21.86 1,235,684 -0.03(-0.14%)
Apr 25, 2012 21.90 21.97 21.88 21.89 1,123,773 -0.05(-0.23%)
Apr 24, 2012 21.95 21.96 21.91 21.94 584,154 -0.06(-0.27%)
Apr 23, 2012 22.01 22.06 21.98 22.00 1,088,189 +0.07(+0.32%)
Apr 20, 2012 21.97 21.98 21.92 21.93 2,116,577 -0.12(-0.54%)
Apr 19, 2012 22.09 22.09 22.02 22.05 1,457,324 -0.01(-0.05%)
Apr 18, 2012 22.12 22.12 22.03 22.06 1,434,778 +0.00(+0.00%)
Apr 17, 2012 22.04 22.08 22.01 22.06 944,355 -0.01(-0.05%)
Apr 16, 2012 22.18 22.20 22.04 22.07 1,837,521 -0.09(-0.41%)
Apr 13, 2012 22.07 22.16 22.07 22.16 1,916,016 +0.18(+0.82%)
Apr 12, 2012 22.05 22.05 21.96 21.98 2,004,296 -0.15(-0.68%)
Apr 11, 2012 22.08 22.14 22.06 22.13 1,157,412 -0.03(-0.14%)
Apr 10, 2012 22.14 22.20 22.12 22.16 1,990,208 +0.04(+0.16%)
Apr 09, 2012 22.20 22.20 22.09 22.12 1,963,394 -0.08(-0.34%)
Apr 05, 2012 22.23 22.23 22.18 22.20 1,669,027 +0.07(+0.32%)
Apr 04, 2012 22.14 22.15 22.11 22.13 2,792,238 +0.11(+0.50%)
Apr 03, 2012 21.88 22.05 21.85 22.02 3,016,074 +0.16(+0.75%)
Apr 02, 2012 21.93 21.94 21.85 21.86 1,642,843 -0.05(-0.25%)
Mar 30, 2012 21.87 21.93 21.86 21.91 1,650,300 -0.03(-0.14%)
Mar 29, 2012 21.98 22.01 21.94 21.94 1,441,861 -0.01(-0.05%)
Mar 28, 2012 21.94 22.01 21.94 21.95 1,144,983 -0.01(-0.05%)
Mar 27, 2012 21.92 21.96 21.92 21.96 1,676,169 +0.08(+0.35%)
Mar 26, 2012 21.95 21.97 21.88 21.88 8,065,126 -0.14(-0.62%)
Mar 23, 2012 22.07 22.08 21.99 22.02 1,800,978 -0.12(-0.52%)
Mar 22, 2012 22.19 22.20 22.11 22.14 1,273,664 +0.02(+0.11%)
Mar 21, 2012 22.11 22.17 22.07 22.11 2,641,665 +0.01(+0.05%)
Mar 20, 2012 22.14 22.16 22.07 22.10 3,295,249 +0.04(+0.18%)
Mar 19, 2012 22.18 22.19 22.04 22.06 6,392,133 -0.12(-0.54%)
Mar 16, 2012 22.43 22.43 22.16 22.18 9,272,177 -0.15(-0.67%)
Mar 15, 2012 22.37 22.47 22.25 22.33 2,866,632 -0.09(-0.40%)
Mar 14, 2012 22.32 22.43 22.32 22.42 4,204,422 +0.12(+0.54%)
Mar 13, 2012 22.33 22.34 22.24 22.30 8,949,135 +0.07(+0.31%)
Mar 12, 2012 22.25 22.29 22.22 22.23 1,342,136 -0.03(-0.13%)
Mar 09, 2012 22.23 22.29 22.21 22.26 3,080,509 +0.21(+0.95%)
Mar 08, 2012 22.11 22.11 22.01 22.05 2,425,959 -0.15(-0.68%)
Mar 07, 2012 22.24 22.26 22.18 22.20 2,678,499 -0.03(-0.13%)
Mar 06, 2012 22.23 22.24 22.20 22.23 4,045,379 +0.14(+0.63%)
Mar 05, 2012 22.09 22.12 22.07 22.09 3,121,185 -0.02(-0.09%)
Mar 02, 2012 22.09 22.14 22.08 22.11 3,417,838 +0.15(+0.68%)
Mar 01, 2012 21.97 21.97 21.91 21.96 2,609,269 +0.00(+0.00%)
Feb 29, 2012 21.77 21.98 21.74 21.96 4,824,667 +0.18(+0.83%)
Feb 28, 2012 21.83 21.89 21.78 21.78 3,676,214 -0.10(-0.46%)
Feb 27, 2012 21.90 21.91 21.84 21.88 7,572,526 +0.07(+0.32%)
Feb 24, 2012 21.86 21.87 21.79 21.81 8,854,558 -0.09(-0.41%)
Feb 23, 2012 22.01 22.05 21.90 21.90 4,149,836 -0.17(-0.77%)
Feb 22, 2012 22.09 22.12 22.06 22.07 2,492,405 +0.03(+0.14%)
Feb 21, 2012 22.03 22.06 21.99 22.04 3,000,327 -0.09(-0.41%)
Feb 17, 2012 22.07 22.14 22.07 22.13 2,386,068 +0.00(+0.00%)
Feb 16, 2012 22.29 22.30 22.09 22.13 8,147,887 -0.08(-0.36%)
Feb 15, 2012 22.15 22.24 22.14 22.21 2,197,950 +0.07(+0.32%)
Feb 14, 2012 22.09 22.21 22.06 22.14 4,218,465 +0.11(+0.50%)
Feb 13, 2012 21.97 22.03 21.96 22.03 1,274,477 -0.03(-0.14%)
Feb 10, 2012 22.05 22.08 22.03 22.06 5,713,852 +0.14(+0.64%)
Feb 09, 2012 21.87 21.92 21.84 21.92 2,764,023 +0.01(+0.05%)
Feb 08, 2012 21.91 21.96 21.87 21.91 4,589,733 +0.02(+0.09%)
Feb 07, 2012 21.98 22.01 21.88 21.89 5,193,814 -0.15(-0.68%)
Feb 06, 2012 22.15 22.15 22.03 22.04 2,234,320 +0.01(+0.05%)
Feb 03, 2012 22.11 22.12 22.00 22.03 6,590,290 +0.00(+0.00%)
Feb 02, 2012 22.03 22.05 21.97 22.03 1,509,377 +0.01(+0.05%)
Feb 01, 2012 22.00 22.02 21.93 22.02 3,585,570 -0.10(-0.45%)
Jan 31, 2012 22.01 22.18 22.01 22.12 4,211,633 +0.05(+0.23%)
Jan 30, 2012 22.14 22.15 22.06 22.07 2,236,407 +0.08(+0.36%)
Jan 27, 2012 22.13 22.14 21.97 21.99 7,103,933 -0.16(-0.72%)
Jan 26, 2012 22.08 22.17 22.06 22.15 4,780,143 -0.02(-0.09%)
Jan 25, 2012 22.36 22.41 22.15 22.17 9,775,643 -0.10(-0.45%)
Jan 24, 2012 22.36 22.38 22.27 22.27 2,845,927 +0.03(+0.13%)
Jan 23, 2012 22.26 22.28 22.21 22.24 5,025,888 -0.13(-0.58%)
Jan 20, 2012 22.42 22.43 22.36 22.37 2,612,813 +0.02(+0.09%)
Jan 19, 2012 22.42 22.46 22.35 22.35 8,162,183 -0.12(-0.53%)
Jan 18, 2012 22.55 22.57 22.47 22.47 3,362,032 -0.20(-0.88%)
Jan 17, 2012 22.68 22.69 22.62 22.67 4,433,504 -0.08(-0.35%)
Jan 13, 2012 22.74 22.85 22.73 22.75 5,596,162 +0.18(+0.80%)
Jan 12, 2012 22.61 22.63 22.55 22.57 5,006,652 -0.15(-0.66%)
Jan 11, 2012 22.71 22.78 22.71 22.72 3,700,510 +0.10(+0.44%)
Jan 10, 2012 22.60 22.63 22.58 22.62 1,946,238 -0.02(-0.09%)
Jan 09, 2012 22.67 22.72 22.63 22.64 5,967,082 -0.08(-0.35%)
Jan 06, 2012 22.68 22.77 22.68 22.72 5,033,207 +0.08(+0.35%)
Jan 05, 2012 22.59 22.65 22.59 22.64 6,060,476 +0.24(+1.07%)
Jan 04, 2012 22.40 22.47 22.37 22.40 3,994,146 -0.07(-0.31%)
Dec 30, 2011 22.47 22.51 22.39 22.47 2,222,137 -0.04(-0.18%)
Dec 29, 2011 22.57 22.60 22.50 22.51 5,397,872 -0.04(-0.18%)
Dec 28, 2011 22.41 22.58 22.40 22.55 6,855,121 +0.21(+0.94%)
Dec 27, 2011 22.35 22.36 22.31 22.34 1,978,474 -0.05(-0.20%)
Dec 23, 2011 22.38 22.40 22.36 22.39 877,764 +0.01(+0.02%)
Dec 21, 2011 22.38 22.42 22.33 22.38 2,205,080 +0.00(+0.00%)
Dec 20, 2011 22.33 22.39 22.31 22.38 2,974,744 -0.19(-0.84%)
Dec 19, 2011 22.52 22.57 22.49 22.57 3,798,562 +0.08(+0.36%)
Dec 16, 2011 22.53 22.58 22.46 22.49 2,741,272 -0.07(-0.31%)
Dec 15, 2011 22.54 22.62 22.45 22.56 5,480,604 -0.06(-0.27%)
Dec 14, 2011 22.65 22.70 22.60 22.62 4,584,418 +0.05(+0.22%)
Dec 13, 2011 22.37 22.61 22.31 22.57 7,047,527 +0.22(+0.98%)
Dec 12, 2011 22.29 22.39 22.28 22.35 4,463,533 +0.23(+1.04%)
Dec 09, 2011 22.18 22.19 22.10 22.12 3,152,032 -0.07(-0.32%)
Dec 08, 2011 22.14 22.23 22.13 22.19 4,189,319 +0.12(+0.54%)
Dec 07, 2011 22.13 22.15 22.03 22.07 1,642,243 -0.03(-0.14%)
Dec 06, 2011 22.15 22.15 22.07 22.10 2,880,803 -0.02(-0.09%)
Dec 05, 2011 22.03 22.15 22.00 22.12 3,726,137 +0.00(+0.00%)
Dec 02, 2011 22.00 22.18 21.99 22.12 3,208,235 +0.07(+0.32%)
Dec 01, 2011 22.02 22.06 21.97 22.05 2,867,011 -0.01(-0.05%)
Nov 30, 2011 21.99 22.09 21.98 22.06 5,716,881 -0.19(-0.85%)
Nov 29, 2011 22.28 22.29 22.19 22.25 3,047,141 -0.08(-0.36%)
Nov 28, 2011 22.22 22.34 22.20 22.33 3,535,934 -0.09(-0.40%)
Nov 25, 2011 22.39 22.44 22.33 22.42 6,343,390 +0.13(+0.58%)
Nov 23, 2011 22.20 22.32 22.19 22.29 7,065,825 +0.25(+1.13%)
Nov 22, 2011 22.05 22.09 22.01 22.04 5,219,732 -0.01(-0.05%)
Nov 21, 2011 22.08 22.13 22.01 22.05 4,543,391 +0.04(+0.18%)
Nov 18, 2011 21.93 22.03 21.92 22.01 7,931,977 -0.06(-0.27%)
Nov 17, 2011 21.99 22.09 21.97 22.07 6,614,813 +0.03(+0.14%)
Nov 16, 2011 22.04 22.06 21.95 22.04 5,031,385 +0.07(+0.32%)
Nov 15, 2011 21.95 22.03 21.91 21.97 3,720,115 +0.13(+0.60%)
Nov 14, 2011 21.81 21.89 21.81 21.84 3,536,083 +0.15(+0.69%)
Nov 11, 2011 21.79 21.80 21.64 21.69 3,605,964 -0.22(-1.00%)
Nov 10, 2011 21.88 21.98 21.86 21.91 4,264,572 -0.06(-0.27%)
Nov 09, 2011 21.89 22.01 21.89 21.97 5,591,495 +0.38(+1.76%)
Nov 08, 2011 21.65 21.70 21.58 21.59 3,504,825 -0.10(-0.46%)
Nov 07, 2011 21.72 21.77 21.66 21.69 2,438,659 -0.02(-0.09%)
Nov 04, 2011 21.72 21.80 21.68 21.71 2,576,229 +0.06(+0.28%)
Nov 03, 2011 21.71 21.83 21.59 21.65 3,488,094 -0.10(-0.46%)
Nov 02, 2011 21.65 21.79 21.62 21.75 3,508,367 -0.05(-0.23%)
Nov 01, 2011 21.86 21.88 21.71 21.80 9,132,404 +0.23(+1.07%)
Oct 31, 2011 21.41 21.59 21.39 21.57 9,507,272 +0.41(+1.94%)
Oct 28, 2011 21.19 21.20 21.13 21.16 4,652,584 +0.01(+0.05%)
Oct 27, 2011 21.20 21.25 21.07 21.15 13,023,729 -0.35(-1.65%)
Oct 26, 2011 21.43 21.64 21.42 21.50 5,256,057 -0.01(-0.02%)
Oct 25, 2011 21.49 21.57 21.46 21.51 7,585,504 +0.02(+0.09%)
Oct 24, 2011 21.60 21.61 21.45 21.49 8,551,748 -0.05(-0.23%)
Oct 21, 2011 21.55 21.63 21.53 21.54 12,673,760 -0.20(-0.92%)
Oct 20, 2011 21.77 21.90 21.72 21.74 6,883,366 -0.04(-0.18%)
Oct 19, 2011 21.67 21.81 21.66 21.78 4,862,928 +0.02(+0.09%)
Oct 18, 2011 21.84 21.91 21.68 21.76 10,824,392 -0.03(-0.14%)
Oct 17, 2011 21.74 21.81 21.72 21.79 5,591,923 +0.14(+0.65%)
Oct 14, 2011 21.66 21.71 21.62 21.65 6,446,903 -0.10(-0.46%)
Oct 13, 2011 21.81 21.88 21.73 21.75 4,061,056 -0.01(-0.05%)
Oct 12, 2011 21.80 21.82 21.71 21.76 7,011,332 -0.14(-0.64%)
Oct 11, 2011 22.00 22.03 21.89 21.90 3,748,322 -0.02(-0.09%)
Oct 10, 2011 21.98 21.98 21.86 21.92 6,098,669 -0.35(-1.57%)
Oct 07, 2011 22.15 22.31 22.08 22.27 5,596,758 +0.06(+0.27%)
Oct 06, 2011 22.27 22.32 22.21 22.21 6,071,068 -0.14(-0.63%)
Oct 05, 2011 22.39 22.47 22.31 22.35 8,043,355 -0.07(-0.31%)
Oct 04, 2011 22.55 22.62 22.41 22.42 9,699,086 -0.09(-0.40%)
Oct 03, 2011 22.39 22.53 22.32 22.51 12,596,234 +0.21(+0.92%)
Sep 30, 2011 22.27 22.32 22.20 22.30 6,657,914 +0.23(+1.02%)
Sep 29, 2011 22.03 22.15 21.97 22.08 4,365,761 -0.05(-0.23%)
Sep 28, 2011 22.01 22.14 21.96 22.13 9,008,438 +0.08(+0.36%)
Sep 27, 2011 22.00 22.06 21.94 22.05 7,307,849 -0.13(-0.59%)
Sep 26, 2011 22.23 22.32 22.17 22.18 8,770,023 -0.02(-0.09%)
Sep 23, 2011 22.22 22.31 22.13 22.20 8,852,999 -0.06(-0.27%)
Sep 22, 2011 22.26 22.32 22.18 22.26 12,225,530 +0.23(+1.04%)
Sep 21, 2011 21.89 22.05 21.75 22.03 7,469,745 +0.17(+0.78%)
Sep 20, 2011 21.87 21.90 21.80 21.86 4,152,616 +0.00(+0.00%)
Sep 19, 2011 21.94 22.01 21.82 21.86 8,314,103 +0.12(+0.55%)
Sep 16, 2011 21.74 21.79 21.69 21.74 3,598,251 +0.08(+0.37%)
Sep 15, 2011 21.63 21.74 21.56 21.66 9,403,100 -0.13(-0.60%)
Sep 14, 2011 21.83 21.94 21.76 21.79 7,502,997 -0.06(-0.27%)
Sep 13, 2011 21.89 21.91 21.80 21.85 12,661,039 -0.07(-0.32%)
Sep 12, 2011 21.94 22.05 21.87 21.92 12,885,841 +0.01(+0.05%)
Sep 09, 2011 21.82 21.94 21.81 21.91 10,894,484 +0.26(+1.20%)
Sep 08, 2011 21.53 21.67 21.48 21.65 5,632,273 +0.22(+1.03%)
Sep 07, 2011 21.51 21.53 21.42 21.43 6,186,241 -0.12(-0.56%)
Sep 06, 2011 21.50 21.59 21.44 21.55 6,146,793 +0.33(+1.56%)
Sep 02, 2011 21.20 21.24 21.17 21.22 2,804,265 +0.06(+0.28%)
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