Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Sep 28, 2012 | 22.77 | 22.89 | 22.77 | 22.88 | 101,187 | +0.04(+0.18%) |
| Sep 27, 2012 | 22.83 | 22.85 | 22.78 | 22.84 | 47,149 | +0.01(+0.04%) |
| Sep 26, 2012 | 22.78 | 22.84 | 22.78 | 22.83 | 21,901 | +0.01(+0.04%) |
| Sep 25, 2012 | 22.79 | 22.83 | 22.76 | 22.82 | 41,805 | -0.01(-0.04%) |
| Sep 24, 2012 | 22.80 | 22.83 | 22.79 | 22.83 | 22,005 | +0.00(+0.00%) |
| Sep 21, 2012 | 22.78 | 22.83 | 22.75 | 22.83 | 30,421 | +0.04(+0.17%) |
| Sep 20, 2012 | 22.81 | 22.82 | 22.77 | 22.79 | 58,477 | -0.02(-0.09%) |
| Sep 19, 2012 | 22.82 | 22.82 | 22.78 | 22.81 | 59,083 | +0.02(+0.09%) |
| Sep 18, 2012 | 22.81 | 22.81 | 22.75 | 22.79 | 44,034 | +0.06(+0.26%) |
| Sep 17, 2012 | 22.71 | 22.74 | 22.68 | 22.73 | 34,675 | +0.01(+0.04%) |
| Sep 14, 2012 | 22.69 | 22.72 | 22.68 | 22.72 | 52,096 | +0.00(+0.00%) |
| Sep 13, 2012 | 22.64 | 22.73 | 22.64 | 22.72 | 31,883 | +0.07(+0.31%) |
| Sep 12, 2012 | 22.62 | 22.65 | 22.62 | 22.65 | 100,591 | -0.01(-0.04%) |
| Sep 11, 2012 | 22.66 | 22.69 | 22.66 | 22.66 | 15,856 | -0.04(-0.18%) |
| Sep 10, 2012 | 22.69 | 22.71 | 22.69 | 22.70 | 30,357 | +0.02(+0.11%) |
| Sep 07, 2012 | 22.70 | 22.71 | 22.64 | 22.68 | 77,473 | +0.07(+0.29%) |
| Sep 06, 2012 | 22.61 | 22.62 | 22.58 | 22.61 | 58,362 | +0.00(+0.00%) |
| Sep 05, 2012 | 22.61 | 22.62 | 22.58 | 22.61 | 17,531 | +0.02(+0.09%) |
| Sep 04, 2012 | 22.60 | 22.62 | 22.56 | 22.59 | 26,298 | -0.10(-0.45%) |
| Aug 31, 2012 | 22.61 | 22.69 | 22.59 | 22.69 | 34,452 | +0.09(+0.40%) |
| Aug 30, 2012 | 22.59 | 22.61 | 22.57 | 22.60 | 37,339 | +0.01(+0.04%) |
| Aug 29, 2012 | 22.58 | 22.59 | 22.54 | 22.59 | 17,458 | +0.01(+0.04%) |
| Aug 27, 2012 | 22.58 | 22.58 | 22.55 | 22.58 | 19,405 | +0.03(+0.13%) |
| Aug 24, 2012 | 22.56 | 22.57 | 22.54 | 22.55 | 34,929 | -0.04(-0.18%) |
| Aug 23, 2012 | 22.58 | 22.59 | 22.57 | 22.59 | 16,016 | +0.02(+0.09%) |
| Aug 22, 2012 | 22.52 | 22.57 | 22.46 | 22.57 | 32,134 | +0.08(+0.36%) |
| Aug 21, 2012 | 22.46 | 22.49 | 22.45 | 22.49 | 18,253 | +0.02(+0.09%) |
| Aug 20, 2012 | 22.46 | 22.49 | 22.44 | 22.47 | 72,528 | +0.03(+0.13%) |
| Aug 17, 2012 | 22.38 | 22.48 | 22.38 | 22.44 | 38,638 | +0.02(+0.09%) |
| Aug 16, 2012 | 22.36 | 22.45 | 22.36 | 22.42 | 47,760 | +0.00(+0.02%) |
| Aug 15, 2012 | 22.44 | 22.45 | 22.41 | 22.42 | 11,328 | -0.06(-0.28%) |
| Aug 14, 2012 | 22.38 | 22.50 | 22.38 | 22.48 | 103,347 | -0.03(-0.13%) |
| Aug 13, 2012 | 22.50 | 22.51 | 22.48 | 22.51 | 113,719 | +0.02(+0.09%) |
| Aug 10, 2012 | 22.47 | 22.50 | 22.47 | 22.49 | 50,521 | +0.02(+0.09%) |
| Aug 09, 2012 | 22.40 | 22.47 | 22.37 | 22.47 | 128,085 | +0.03(+0.13%) |
| Aug 08, 2012 | 22.48 | 22.49 | 22.41 | 22.44 | 10,728 | -0.06(-0.27%) |
| Aug 07, 2012 | 22.46 | 22.50 | 22.45 | 22.50 | 55,887 | +0.01(+0.04%) |
| Aug 06, 2012 | 22.47 | 22.53 | 22.45 | 22.49 | 37,234 | +0.06(+0.27%) |
| Aug 03, 2012 | 22.40 | 22.44 | 22.36 | 22.43 | 38,337 | +0.06(+0.27%) |
| Aug 02, 2012 | 22.50 | 22.53 | 22.31 | 22.37 | 223,524 | -0.10(-0.45%) |
| Aug 01, 2012 | 22.47 | 22.56 | 22.45 | 22.47 | 11,972 | -0.05(-0.24%) |
| Jul 31, 2012 | 22.54 | 22.54 | 22.48 | 22.52 | 22,783 | +0.01(+0.06%) |
| Jul 30, 2012 | 22.48 | 22.52 | 22.39 | 22.51 | 15,982 | +0.11(+0.49%) |
| Jul 27, 2012 | 22.39 | 22.41 | 22.37 | 22.40 | 60,399 | -0.07(-0.29%) |
| Jul 26, 2012 | 22.37 | 22.47 | 22.37 | 22.46 | 35,129 | +0.03(+0.13%) |
| Jul 25, 2012 | 22.44 | 22.45 | 22.42 | 22.43 | 29,181 | -0.02(-0.07%) |
| Jul 24, 2012 | 22.44 | 22.46 | 22.42 | 22.45 | 17,375 | +0.01(+0.04%) |
| Jul 23, 2012 | 22.45 | 22.45 | 22.42 | 22.44 | 24,057 | -0.03(-0.13%) |
| Jul 20, 2012 | 22.46 | 22.47 | 22.42 | 22.47 | 15,686 | +0.02(+0.09%) |
| Jul 19, 2012 | 22.41 | 22.48 | 22.41 | 22.45 | 17,125 | +0.01(+0.04%) |
| Jul 18, 2012 | 22.33 | 22.46 | 22.33 | 22.44 | 25,316 | +0.06(+0.27%) |
| Jul 17, 2012 | 22.39 | 22.40 | 22.34 | 22.38 | 46,084 | +0.03(+0.13%) |
| Jul 16, 2012 | 22.36 | 22.37 | 22.33 | 22.35 | 5,952 | +0.06(+0.27%) |
| Jul 13, 2012 | 22.29 | 22.33 | 22.23 | 22.29 | 36,923 | +0.03(+0.14%) |
| Jul 12, 2012 | 22.21 | 22.27 | 22.20 | 22.26 | 7,266 | +0.01(+0.04%) |
| Jul 11, 2012 | 22.29 | 22.29 | 22.22 | 22.25 | 25,482 | -0.03(-0.13%) |
| Jul 10, 2012 | 22.25 | 22.28 | 22.25 | 22.28 | 37,045 | +0.03(+0.14%) |
| Jul 09, 2012 | 22.25 | 22.28 | 22.23 | 22.25 | 38,956 | +0.02(+0.08%) |
| Jul 06, 2012 | 22.21 | 22.24 | 22.21 | 22.23 | 17,071 | +0.01(+0.05%) |
| Jul 05, 2012 | 22.18 | 22.22 | 22.18 | 22.22 | 16,214 | +0.05(+0.24%) |
| Jul 03, 2012 | 22.09 | 22.18 | 22.09 | 22.17 | 12,364 | -0.01(-0.05%) |
| Jul 02, 2012 | 22.16 | 22.20 | 22.10 | 22.18 | 47,616 | +0.03(+0.13%) |
| Jun 29, 2012 | 22.15 | 22.18 | 22.10 | 22.15 | 69,105 | +0.03(+0.14%) |
| Jun 28, 2012 | 22.12 | 22.12 | 22.09 | 22.12 | 24,333 | +0.03(+0.14%) |
| Jun 27, 2012 | 22.03 | 22.09 | 22.03 | 22.09 | 28,550 | +0.04(+0.18%) |
| Jun 26, 2012 | 22.03 | 22.09 | 22.03 | 22.05 | 16,861 | -0.05(-0.22%) |
| Jun 25, 2012 | 22.12 | 22.12 | 22.06 | 22.10 | 9,708 | +0.04(+0.17%) |
| Jun 22, 2012 | 22.06 | 22.06 | 22.00 | 22.06 | 6,932 | -0.02(-0.09%) |
| Jun 21, 2012 | 21.97 | 22.09 | 21.97 | 22.08 | 35,737 | +0.02(+0.09%) |
| Jun 20, 2012 | 22.05 | 22.09 | 21.99 | 22.06 | 22,431 | +0.06(+0.27%) |
| Jun 19, 2012 | 21.98 | 22.08 | 21.98 | 22.00 | 35,170 | -0.02(-0.09%) |
| Jun 18, 2012 | 22.02 | 22.02 | 21.98 | 22.02 | 16,952 | +0.02(+0.09%) |
| Jun 15, 2012 | 21.99 | 22.00 | 21.95 | 22.00 | 47,599 | +0.07(+0.32%) |
| Jun 14, 2012 | 21.91 | 21.95 | 21.91 | 21.93 | 27,741 | -0.02(-0.09%) |
| Jun 13, 2012 | 21.93 | 21.95 | 21.89 | 21.95 | 30,587 | +0.04(+0.18%) |
| Jun 12, 2012 | 21.94 | 21.94 | 21.89 | 21.91 | 38,999 | -0.09(-0.41%) |
| Jun 11, 2012 | 21.93 | 22.01 | 21.92 | 22.00 | 50,863 | +0.06(+0.27%) |
| Jun 08, 2012 | 21.96 | 21.96 | 21.90 | 21.94 | 32,434 | -0.01(-0.05%) |
| Jun 07, 2012 | 21.85 | 21.95 | 21.83 | 21.95 | 32,154 | +0.10(+0.46%) |
| Jun 06, 2012 | 21.87 | 21.87 | 21.83 | 21.85 | 17,198 | +0.00(+0.00%) |
| Jun 05, 2012 | 21.86 | 21.87 | 21.81 | 21.85 | 50,137 | +0.02(+0.09%) |
| Jun 04, 2012 | 21.90 | 21.90 | 21.80 | 21.83 | 21,829 | -0.07(-0.32%) |
| Jun 01, 2012 | 21.86 | 21.93 | 21.86 | 21.90 | 16,386 | -0.03(-0.15%) |
| May 31, 2012 | 21.95 | 21.96 | 21.89 | 21.93 | 50,436 | +0.01(+0.05%) |
| May 30, 2012 | 21.94 | 21.95 | 21.90 | 21.92 | 28,916 | +0.02(+0.09%) |
| May 29, 2012 | 21.91 | 21.92 | 21.90 | 21.90 | 28,338 | +0.00(+0.00%) |
| May 25, 2012 | 21.86 | 21.91 | 21.86 | 21.90 | 10,144 | +0.01(+0.05%) |
| May 24, 2012 | 21.86 | 21.90 | 21.86 | 21.89 | 27,564 | +0.00(+0.00%) |
| May 23, 2012 | 21.95 | 21.95 | 21.87 | 21.89 | 46,031 | -0.02(-0.09%) |
| May 22, 2012 | 21.91 | 21.92 | 21.86 | 21.91 | 61,130 | -0.00(-0.00%) |
| May 21, 2012 | 21.90 | 21.93 | 21.86 | 21.91 | 36,983 | -0.02(-0.09%) |
| May 18, 2012 | 21.92 | 21.94 | 21.89 | 21.93 | 18,333 | -0.05(-0.23%) |
| May 17, 2012 | 22.01 | 22.01 | 21.97 | 21.98 | 20,576 | -0.08(-0.36%) |
| May 16, 2012 | 22.04 | 22.09 | 22.03 | 22.06 | 50,488 | -0.03(-0.14%) |
| May 15, 2012 | 22.14 | 22.14 | 22.07 | 22.09 | 43,582 | -0.03(-0.14%) |
| May 14, 2012 | 22.18 | 22.18 | 22.11 | 22.12 | 28,181 | -0.03(-0.14%) |
| May 11, 2012 | 22.10 | 22.15 | 22.10 | 22.15 | 66,658 | +0.00(+0.00%) |
| May 10, 2012 | 22.15 | 22.15 | 22.11 | 22.15 | 59,061 | -0.02(-0.09%) |
| May 09, 2012 | 22.20 | 22.20 | 22.16 | 22.17 | 84,582 | +0.01(+0.05%) |
| May 08, 2012 | 22.18 | 22.19 | 22.16 | 22.16 | 30,320 | -0.01(-0.05%) |
| May 07, 2012 | 22.17 | 22.17 | 22.16 | 22.17 | 16,834 | +0.00(+0.00%) |
| May 04, 2012 | 22.18 | 22.19 | 22.16 | 22.17 | 12,757 | +0.02(+0.09%) |
| May 03, 2012 | 22.13 | 22.16 | 22.12 | 22.15 | 30,772 | +0.03(+0.14%) |
| May 02, 2012 | 22.13 | 22.13 | 22.10 | 22.12 | 30,057 | +0.02(+0.07%) |
| May 01, 2012 | 22.16 | 22.16 | 22.08 | 22.11 | 72,397 | -0.09(-0.38%) |
| Apr 30, 2012 | 22.16 | 22.19 | 22.15 | 22.19 | 11,384 | +0.05(+0.23%) |
| Apr 27, 2012 | 22.13 | 22.14 | 22.11 | 22.14 | 172,161 | +0.03(+0.14%) |
| Apr 26, 2012 | 22.11 | 22.13 | 22.07 | 22.11 | 76,626 | +0.04(+0.20%) |
| Apr 25, 2012 | 22.04 | 22.07 | 22.04 | 22.07 | 24,247 | -0.01(-0.06%) |
| Apr 24, 2012 | 22.09 | 22.09 | 22.05 | 22.08 | 142,602 | +0.00(+0.00%) |
| Apr 23, 2012 | 22.08 | 22.08 | 22.05 | 22.08 | 25,446 | +0.01(+0.04%) |
| Apr 20, 2012 | 22.06 | 22.07 | 22.05 | 22.07 | 17,148 | +0.00(+0.00%) |
| Apr 19, 2012 | 22.06 | 22.09 | 22.06 | 22.07 | 22,408 | +0.01(+0.05%) |
| Apr 18, 2012 | 22.06 | 22.06 | 22.04 | 22.06 | 14,484 | +0.02(+0.09%) |
| Apr 17, 2012 | 22.08 | 22.08 | 22.01 | 22.04 | 21,373 | +0.02(+0.09%) |
| Apr 16, 2012 | 22.06 | 22.06 | 21.95 | 22.02 | 14,823 | +0.02(+0.09%) |
| Apr 13, 2012 | 22.10 | 22.10 | 21.99 | 22.00 | 45,445 | -0.02(-0.09%) |
| Apr 12, 2012 | 22.06 | 22.06 | 21.96 | 22.02 | 36,122 | -0.01(-0.05%) |
| Apr 11, 2012 | 22.07 | 22.07 | 22.00 | 22.03 | 14,179 | +0.01(+0.05%) |
| Apr 10, 2012 | 22.21 | 22.21 | 22.00 | 22.02 | 17,248 | -0.01(-0.05%) |
| Apr 09, 2012 | 22.06 | 22.06 | 22.01 | 22.03 | 11,937 | +0.05(+0.23%) |
| Apr 05, 2012 | 21.98 | 21.99 | 21.95 | 21.98 | 22,168 | +0.02(+0.09%) |
| Apr 04, 2012 | 21.97 | 21.97 | 21.94 | 21.96 | 29,049 | +0.04(+0.18%) |
| Apr 03, 2012 | 22.04 | 22.04 | 21.92 | 21.92 | 39,568 | -0.11(-0.50%) |
| Apr 02, 2012 | 22.06 | 22.06 | 22.01 | 22.03 | 50,964 | +0.01(+0.05%) |
| Mar 30, 2012 | 22.05 | 22.06 | 22.00 | 22.02 | 19,914 | -0.00(-0.02%) |
| Mar 29, 2012 | 22.05 | 22.05 | 21.97 | 22.02 | 6,050 | +0.00(+0.02%) |
| Mar 28, 2012 | 22.04 | 22.04 | 22.00 | 22.02 | 20,679 | -0.04(-0.18%) |
| Mar 27, 2012 | 22.03 | 22.06 | 22.02 | 22.06 | 12,707 | +0.06(+0.27%) |
| Mar 26, 2012 | 22.02 | 22.03 | 21.96 | 22.00 | 12,739 | +0.02(+0.11%) |
| Mar 23, 2012 | 21.97 | 21.99 | 21.95 | 21.98 | 12,770 | +0.04(+0.17%) |
| Mar 22, 2012 | 21.95 | 21.97 | 21.93 | 21.94 | 73,851 | -0.01(-0.05%) |
| Mar 21, 2012 | 21.92 | 21.96 | 21.91 | 21.95 | 248,888 | +0.08(+0.37%) |
| Mar 20, 2012 | 21.87 | 21.88 | 21.81 | 21.87 | 39,612 | -0.03(-0.14%) |
| Mar 19, 2012 | 21.93 | 21.93 | 21.90 | 21.90 | 20,460 | -0.08(-0.36%) |
| Mar 16, 2012 | 21.96 | 21.98 | 21.93 | 21.98 | 83,995 | +0.03(+0.14%) |
| Mar 15, 2012 | 21.95 | 21.96 | 21.93 | 21.95 | 44,255 | +0.05(+0.23%) |
| Mar 14, 2012 | 21.96 | 21.96 | 21.89 | 21.90 | 14,706 | -0.08(-0.36%) |
| Mar 13, 2012 | 22.02 | 22.02 | 21.97 | 21.98 | 24,207 | -0.05(-0.25%) |
| Mar 12, 2012 | 22.09 | 22.09 | 22.02 | 22.04 | 33,705 | +0.02(+0.11%) |
| Mar 09, 2012 | 22.06 | 22.06 | 22.01 | 22.01 | 23,073 | -0.05(-0.23%) |
| Mar 08, 2012 | 22.09 | 22.09 | 22.04 | 22.06 | 33,323 | +0.00(+0.00%) |
| Mar 07, 2012 | 22.09 | 22.09 | 22.05 | 22.06 | 15,737 | +0.01(+0.05%) |
| Mar 06, 2012 | 22.07 | 22.09 | 22.03 | 22.05 | 61,942 | -0.03(-0.14%) |
| Mar 05, 2012 | 22.11 | 22.12 | 22.06 | 22.08 | 33,885 | -0.06(-0.27%) |
| Mar 02, 2012 | 22.09 | 22.15 | 22.09 | 22.14 | 27,772 | +0.02(+0.09%) |
| Mar 01, 2012 | 22.04 | 22.13 | 22.04 | 22.12 | 35,210 | -0.03(-0.14%) |
| Feb 29, 2012 | 22.17 | 22.19 | 22.12 | 22.15 | 47,221 | +0.04(+0.18%) |
| Feb 28, 2012 | 22.05 | 22.13 | 22.05 | 22.11 | 28,864 | +0.03(+0.14%) |
| Feb 27, 2012 | 22.05 | 22.08 | 22.01 | 22.08 | 51,520 | +0.08(+0.36%) |
| Feb 24, 2012 | 21.98 | 22.01 | 21.97 | 22.00 | 69,228 | +0.02(+0.09%) |
| Feb 23, 2012 | 21.94 | 21.99 | 21.93 | 21.98 | 44,652 | +0.02(+0.09%) |
| Feb 22, 2012 | 21.93 | 21.96 | 21.93 | 21.96 | 13,084 | +0.00(+0.00%) |
| Feb 21, 2012 | 21.94 | 21.98 | 21.93 | 21.96 | 36,349 | -0.02(-0.09%) |
| Feb 17, 2012 | 21.94 | 21.98 | 21.93 | 21.98 | 25,097 | +0.02(+0.09%) |
| Feb 16, 2012 | 21.98 | 21.98 | 21.92 | 21.96 | 50,215 | -0.04(-0.18%) |
| Feb 15, 2012 | 21.99 | 22.04 | 21.99 | 22.00 | 9,640 | +0.03(+0.14%) |
| Feb 14, 2012 | 21.97 | 22.01 | 21.96 | 21.97 | 36,880 | -0.05(-0.23%) |
| Feb 13, 2012 | 21.95 | 22.05 | 21.95 | 22.02 | 25,570 | +0.02(+0.09%) |
| Feb 10, 2012 | 21.95 | 22.00 | 21.95 | 22.00 | 36,782 | +0.04(+0.16%) |
| Feb 09, 2012 | 21.97 | 21.99 | 21.95 | 21.96 | 26,188 | -0.02(-0.07%) |
| Feb 08, 2012 | 21.99 | 22.01 | 21.98 | 21.98 | 180,912 | +0.00(+0.00%) |
| Feb 07, 2012 | 21.97 | 21.99 | 21.95 | 21.98 | 40,860 | -0.06(-0.27%) |
| Feb 06, 2012 | 21.94 | 22.04 | 21.94 | 22.04 | 23,194 | +0.08(+0.36%) |
| Feb 03, 2012 | 21.93 | 22.01 | 21.93 | 21.96 | 37,263 | +0.04(+0.18%) |
| Feb 02, 2012 | 21.89 | 22.00 | 21.87 | 21.92 | 14,089 | +0.01(+0.05%) |
| Feb 01, 2012 | 21.93 | 21.93 | 21.81 | 21.91 | 82,623 | +0.01(+0.05%) |
| Jan 31, 2012 | 21.86 | 21.90 | 21.84 | 21.90 | 22,981 | +0.04(+0.18%) |
| Jan 30, 2012 | 21.89 | 21.89 | 21.83 | 21.86 | 61,918 | -0.02(-0.09%) |
| Jan 27, 2012 | 21.86 | 21.89 | 21.85 | 21.88 | 21,519 | +0.03(+0.14%) |
| Jan 26, 2012 | 21.87 | 21.87 | 21.82 | 21.85 | 13,195 | +0.05(+0.23%) |
| Jan 25, 2012 | 21.71 | 21.80 | 21.61 | 21.80 | 61,338 | +0.18(+0.83%) |
| Jan 24, 2012 | 21.65 | 21.65 | 21.61 | 21.62 | 7,966 | -0.02(-0.09%) |
| Jan 23, 2012 | 21.64 | 21.64 | 21.59 | 21.64 | 48,575 | -0.02(-0.09%) |
| Jan 20, 2012 | 21.65 | 21.68 | 21.65 | 21.66 | 52,294 | +0.01(+0.05%) |
| Jan 19, 2012 | 21.70 | 21.70 | 21.64 | 21.65 | 55,456 | +0.03(+0.14%) |
| Jan 18, 2012 | 21.60 | 21.64 | 21.59 | 21.62 | 64,831 | +0.03(+0.14%) |
| Jan 17, 2012 | 21.63 | 21.63 | 21.54 | 21.59 | 46,787 | +0.04(+0.19%) |
| Jan 13, 2012 | 21.51 | 21.57 | 21.49 | 21.55 | 60,248 | +0.06(+0.28%) |
| Jan 12, 2012 | 21.46 | 21.52 | 21.46 | 21.49 | 14,219 | -0.01(-0.05%) |
| Jan 11, 2012 | 21.42 | 21.51 | 21.42 | 21.50 | 52,527 | +0.07(+0.33%) |
| Jan 10, 2012 | 21.39 | 21.47 | 21.39 | 21.43 | 37,167 | +0.00(+0.00%) |
| Jan 09, 2012 | 21.33 | 21.44 | 21.33 | 21.43 | 16,882 | +0.10(+0.47%) |
| Jan 06, 2012 | 21.34 | 21.40 | 21.33 | 21.33 | 12,915 | +0.00(+0.00%) |
| Jan 05, 2012 | 21.28 | 21.35 | 21.26 | 21.33 | 66,041 | -0.01(-0.05%) |
| Jan 04, 2012 | 21.27 | 21.35 | 21.25 | 21.34 | 47,279 | +0.02(+0.12%) |
| Dec 30, 2011 | 21.29 | 21.34 | 21.26 | 21.32 | 26,648 | +0.09(+0.40%) |
| Dec 29, 2011 | 21.20 | 21.25 | 21.15 | 21.23 | 21,323 | -0.01(-0.05%) |
| Dec 28, 2011 | 21.12 | 21.25 | 21.12 | 21.24 | 34,054 | +0.04(+0.17%) |
| Dec 27, 2011 | 21.15 | 21.23 | 21.15 | 21.20 | 14,523 | +0.05(+0.25%) |
| Dec 23, 2011 | 21.19 | 21.21 | 21.09 | 21.15 | 22,367 | -0.04(-0.19%) |
| Dec 21, 2011 | 21.23 | 21.23 | 21.17 | 21.19 | 36,268 | -0.12(-0.56%) |
| Dec 20, 2011 | 21.23 | 21.31 | 21.23 | 21.31 | 16,327 | +0.06(+0.28%) |
| Dec 19, 2011 | 21.24 | 21.28 | 21.24 | 21.25 | 3,690 | +0.00(+0.00%) |
| Dec 16, 2011 | 21.24 | 21.28 | 21.23 | 21.25 | 13,415 | -0.01(-0.05%) |
| Dec 15, 2011 | 21.22 | 21.26 | 21.19 | 21.26 | 5,006 | +0.07(+0.33%) |
| Dec 14, 2011 | 21.19 | 21.24 | 21.18 | 21.19 | 17,019 | -0.04(-0.19%) |
| Dec 13, 2011 | 21.18 | 21.27 | 21.18 | 21.23 | 27,943 | +0.05(+0.24%) |
| Dec 12, 2011 | 21.19 | 21.21 | 21.17 | 21.18 | 19,355 | -0.03(-0.14%) |
| Dec 09, 2011 | 21.23 | 21.25 | 21.20 | 21.21 | 32,619 | -0.01(-0.05%) |
| Dec 08, 2011 | 21.19 | 21.22 | 21.18 | 21.22 | 42,308 | -0.01(-0.05%) |
| Dec 07, 2011 | 21.18 | 21.23 | 21.15 | 21.23 | 21,088 | +0.05(+0.24%) |
| Dec 06, 2011 | 21.15 | 21.20 | 21.09 | 21.18 | 6,944 | -0.03(-0.14%) |
| Dec 05, 2011 | 21.15 | 21.21 | 21.10 | 21.21 | 13,970 | +0.10(+0.47%) |
| Dec 02, 2011 | 21.11 | 21.18 | 21.09 | 21.11 | 58,567 | +0.06(+0.29%) |
| Dec 01, 2011 | 20.91 | 21.05 | 20.91 | 21.05 | 11,867 | -0.06(-0.28%) |
| Nov 30, 2011 | 21.08 | 21.13 | 21.03 | 21.11 | 26,004 | +0.10(+0.48%) |
| Nov 29, 2011 | 20.95 | 21.06 | 20.95 | 21.01 | 14,401 | -0.08(-0.38%) |
| Nov 28, 2011 | 21.03 | 21.10 | 20.99 | 21.09 | 19,865 | +0.17(+0.81%) |
| Nov 25, 2011 | 20.89 | 20.92 | 20.89 | 20.92 | 436 | -0.10(-0.48%) |
| Nov 23, 2011 | 20.98 | 21.04 | 20.91 | 21.02 | 25,776 | -0.13(-0.61%) |
| Nov 22, 2011 | 21.09 | 21.15 | 21.00 | 21.15 | 2,607 | +0.05(+0.24%) |
| Nov 21, 2011 | 21.21 | 21.21 | 21.09 | 21.10 | 16,023 | -0.17(-0.80%) |
| Nov 18, 2011 | 21.35 | 21.35 | 21.19 | 21.27 | 18,290 | +0.00(+0.00%) |
| Nov 17, 2011 | 21.33 | 21.33 | 21.25 | 21.27 | 17,107 | -0.10(-0.47%) |
| Nov 16, 2011 | 21.40 | 21.40 | 21.34 | 21.37 | 8,506 | +0.00(+0.00%) |
| Nov 15, 2011 | 21.44 | 21.44 | 21.34 | 21.37 | 16,730 | -0.09(-0.41%) |
| Nov 14, 2011 | 21.48 | 21.50 | 21.45 | 21.46 | 13,815 | -0.00(-0.01%) |
| Nov 11, 2011 | 21.41 | 21.51 | 21.41 | 21.46 | 14,976 | -0.02(-0.09%) |
| Nov 10, 2011 | 21.48 | 21.53 | 21.42 | 21.48 | 51,001 | +0.00(+0.00%) |
| Nov 09, 2011 | 21.52 | 21.53 | 21.47 | 21.48 | 18,256 | -0.08(-0.37%) |
| Nov 08, 2011 | 21.61 | 21.61 | 21.52 | 21.56 | 19,069 | -0.03(-0.14%) |
| Nov 07, 2011 | 21.57 | 21.62 | 21.55 | 21.59 | 14,264 | -0.02(-0.08%) |
| Nov 04, 2011 | 21.56 | 21.62 | 21.56 | 21.61 | 17,058 | -0.01(-0.03%) |
| Nov 03, 2011 | 21.60 | 21.62 | 21.51 | 21.61 | 5,628 | -0.00(-0.02%) |
| Nov 02, 2011 | 21.48 | 21.64 | 21.48 | 21.62 | 9,735 | +0.15(+0.69%) |
| Nov 01, 2011 | 21.47 | 21.48 | 21.41 | 21.47 | 6,873 | -0.08(-0.37%) |
| Oct 31, 2011 | 21.54 | 21.55 | 21.50 | 21.55 | 4,129 | +0.08(+0.37%) |
| Oct 28, 2011 | 21.47 | 21.53 | 21.46 | 21.47 | 12,996 | -0.01(-0.05%) |
| Oct 27, 2011 | 21.45 | 21.55 | 21.40 | 21.48 | 12,005 | +0.05(+0.25%) |
| Oct 26, 2011 | 21.39 | 21.44 | 21.39 | 21.43 | 7,448 | +0.07(+0.34%) |
| Oct 25, 2011 | 21.31 | 21.36 | 21.23 | 21.35 | 34,236 | +0.04(+0.21%) |
| Oct 24, 2011 | 21.36 | 21.38 | 21.26 | 21.31 | 2,217 | +0.06(+0.28%) |
| Oct 21, 2011 | 21.22 | 21.32 | 21.16 | 21.25 | 11,374 | +0.03(+0.14%) |
| Oct 20, 2011 | 21.22 | 21.32 | 21.13 | 21.22 | 17,563 | +0.11(+0.52%) |
| Oct 19, 2011 | 21.23 | 21.23 | 21.11 | 21.11 | 17,076 | +0.07(+0.33%) |
| Oct 18, 2011 | 21.08 | 21.12 | 21.04 | 21.04 | 15,135 | +0.01(+0.05%) |
| Oct 17, 2011 | 20.92 | 21.12 | 20.92 | 21.03 | 5,283 | +0.04(+0.19%) |
| Oct 14, 2011 | 20.89 | 20.99 | 20.89 | 20.99 | 2,873 | +0.01(+0.05%) |
| Oct 13, 2011 | 20.84 | 20.99 | 20.84 | 20.98 | 7,627 | +0.04(+0.19%) |
| Oct 12, 2011 | 20.80 | 20.95 | 20.80 | 20.94 | 8,127 | +0.10(+0.50%) |
| Oct 11, 2011 | 20.82 | 20.84 | 20.81 | 20.84 | 28,285 | +0.08(+0.37%) |
| Oct 10, 2011 | 20.73 | 20.81 | 20.70 | 20.76 | 4,618 | -0.14(-0.67%) |
| Oct 07, 2011 | 20.82 | 20.92 | 20.82 | 20.90 | 9,598 | +0.00(+0.02%) |
| Oct 06, 2011 | 20.83 | 21.99 | 20.81 | 20.90 | 67,188 | +0.04(+0.17%) |
| Oct 05, 2011 | 20.94 | 20.94 | 20.84 | 20.86 | 10,680 | -0.02(-0.10%) |
| Oct 04, 2011 | 21.01 | 21.01 | 20.82 | 20.88 | 20,374 | -0.11(-0.52%) |
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