Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Mar 31, 2011 | 27.18 | 27.50 | 27.16 | 27.18 | 2,936,341 | -0.09(-0.33%) |
| Mar 30, 2011 | 27.27 | 27.27 | 27.27 | 27.27 | 2,186,743 | +0.33(+1.22%) |
| Mar 29, 2011 | 26.82 | 26.97 | 26.64 | 26.94 | 2,773,359 | +0.08(+0.30%) |
| Mar 28, 2011 | 27.21 | 27.33 | 26.84 | 26.86 | 2,135,494 | -0.23(-0.85%) |
| Mar 25, 2011 | 26.81 | 27.13 | 26.76 | 27.09 | 2,303,426 | +0.36(+1.35%) |
| Mar 24, 2011 | 26.76 | 26.76 | 26.40 | 26.73 | 1,695,464 | +0.15(+0.56%) |
| Mar 23, 2011 | 26.49 | 26.61 | 26.35 | 26.58 | 2,248,422 | +0.07(+0.26%) |
| Mar 22, 2011 | 26.53 | 26.58 | 26.39 | 26.51 | 2,647,892 | -0.06(-0.23%) |
| Mar 21, 2011 | 26.58 | 26.64 | 26.48 | 26.57 | 2,235,511 | +0.56(+2.15%) |
| Mar 18, 2011 | 26.26 | 26.29 | 25.93 | 26.01 | 3,245,893 | +0.01(+0.04%) |
| Mar 17, 2011 | 25.91 | 26.08 | 25.74 | 26.00 | 3,218,640 | +0.52(+2.04%) |
| Mar 16, 2011 | 25.83 | 25.96 | 25.16 | 25.48 | 4,736,893 | -0.37(-1.43%) |
| Mar 15, 2011 | 25.66 | 26.02 | 25.63 | 25.85 | 4,154,203 | -0.49(-1.86%) |
| Mar 14, 2011 | 26.18 | 26.38 | 26.05 | 26.34 | 5,524,196 | +0.12(+0.46%) |
| Mar 11, 2011 | 25.76 | 26.34 | 25.76 | 26.22 | 2,732,709 | +0.18(+0.69%) |
| Mar 10, 2011 | 26.66 | 26.68 | 26.00 | 26.04 | 4,343,930 | -0.88(-3.27%) |
| Mar 09, 2011 | 26.91 | 27.24 | 26.85 | 26.92 | 2,406,196 | -0.10(-0.37%) |
| Mar 08, 2011 | 26.99 | 27.11 | 26.77 | 27.02 | 2,727,183 | +0.04(+0.15%) |
| Mar 07, 2011 | 26.97 | 27.24 | 26.78 | 26.98 | 3,731,296 | +0.02(+0.07%) |
| Mar 04, 2011 | 26.85 | 26.99 | 26.72 | 26.96 | 3,638,830 | +0.12(+0.45%) |
| Mar 03, 2011 | 26.57 | 26.92 | 26.53 | 26.84 | 2,932,191 | +0.44(+1.67%) |
| Mar 02, 2011 | 26.38 | 26.52 | 26.13 | 26.40 | 3,705,908 | +0.00(+0.00%) |
| Mar 01, 2011 | 26.83 | 26.87 | 26.27 | 26.40 | 4,399,706 | -0.35(-1.31%) |
| Feb 28, 2011 | 26.43 | 26.75 | 26.31 | 26.75 | 3,066,706 | +0.39(+1.48%) |
| Feb 25, 2011 | 26.18 | 26.36 | 26.11 | 26.36 | 2,270,809 | +0.26(+1.00%) |
| Feb 24, 2011 | 26.04 | 26.20 | 25.82 | 26.10 | 4,574,677 | +0.01(+0.04%) |
| Feb 23, 2011 | 25.98 | 26.26 | 25.93 | 26.09 | 3,581,520 | +0.17(+0.66%) |
| Feb 22, 2011 | 26.01 | 26.30 | 25.80 | 25.92 | 4,470,758 | -0.33(-1.26%) |
| Feb 18, 2011 | 26.48 | 26.54 | 26.23 | 26.25 | 3,297,297 | -0.21(-0.79%) |
| Feb 17, 2011 | 26.16 | 26.57 | 26.16 | 26.46 | 3,764,770 | +0.26(+0.99%) |
| Feb 16, 2011 | 25.99 | 26.33 | 25.99 | 26.20 | 2,220,754 | +0.26(+1.00%) |
| Feb 15, 2011 | 25.88 | 26.03 | 25.66 | 25.94 | 2,199,708 | +0.00(+0.00%) |
| Feb 14, 2011 | 25.86 | 26.05 | 25.77 | 25.94 | 2,721,972 | +0.09(+0.35%) |
| Feb 11, 2011 | 25.75 | 25.95 | 25.60 | 25.85 | 3,103,262 | +0.09(+0.35%) |
| Feb 10, 2011 | 25.79 | 25.92 | 25.51 | 25.76 | 3,925,809 | -0.13(-0.50%) |
| Feb 09, 2011 | 26.08 | 26.19 | 25.82 | 25.89 | 2,656,028 | -0.45(-1.71%) |
| Feb 08, 2011 | 26.41 | 26.51 | 26.14 | 26.34 | 2,210,437 | +0.02(+0.08%) |
| Feb 07, 2011 | 26.29 | 26.56 | 26.20 | 26.32 | 3,241,784 | +0.13(+0.50%) |
| Feb 04, 2011 | 26.52 | 26.52 | 26.01 | 26.19 | 4,045,405 | +0.00(+0.00%) |
| Feb 03, 2011 | 26.36 | 26.53 | 26.06 | 26.19 | 4,515,229 | -0.14(-0.53%) |
| Feb 02, 2011 | 26.25 | 26.48 | 26.21 | 26.33 | 1,939,230 | -0.08(-0.30%) |
| Feb 01, 2011 | 26.31 | 26.47 | 26.25 | 26.41 | 2,368,053 | +0.18(+0.69%) |
| Jan 31, 2011 | 25.88 | 26.25 | 25.85 | 26.23 | 2,686,100 | +0.53(+2.06%) |
| Jan 28, 2011 | 26.10 | 26.19 | 25.66 | 25.70 | 2,587,792 | -0.35(-1.34%) |
| Jan 27, 2011 | 25.92 | 26.30 | 25.82 | 26.05 | 3,042,031 | +0.12(+0.46%) |
| Jan 26, 2011 | 25.66 | 26.00 | 25.55 | 25.93 | 3,295,459 | +0.34(+1.33%) |
| Jan 25, 2011 | 25.73 | 25.87 | 25.38 | 25.59 | 2,423,283 | -0.18(-0.70%) |
| Jan 24, 2011 | 25.46 | 25.84 | 25.45 | 25.77 | 4,959,511 | +0.29(+1.14%) |
| Jan 21, 2011 | 25.51 | 25.60 | 25.40 | 25.48 | 3,822,191 | +0.17(+0.67%) |
| Jan 20, 2011 | 25.12 | 25.39 | 24.93 | 25.31 | 3,653,936 | +0.19(+0.76%) |
| Jan 19, 2011 | 25.51 | 25.61 | 25.01 | 25.12 | 2,730,779 | +0.00(+0.00%) |
| Jan 18, 2011 | 25.00 | 25.25 | 25.00 | 25.12 | 1,654,278 | +0.11(+0.44%) |
| Jan 14, 2011 | 24.78 | 25.07 | 24.67 | 25.01 | 2,410,465 | +0.20(+0.81%) |
| Jan 13, 2011 | 25.25 | 25.37 | 24.73 | 24.81 | 3,725,999 | -0.41(-1.63%) |
| Jan 12, 2011 | 25.25 | 25.38 | 25.12 | 25.22 | 2,426,908 | +0.10(+0.40%) |
| Jan 11, 2011 | 24.70 | 25.14 | 24.62 | 25.12 | 3,354,998 | +0.40(+1.62%) |
| Jan 10, 2011 | 24.77 | 24.77 | 24.44 | 24.72 | 2,934,444 | -0.24(-0.96%) |
| Jan 07, 2011 | 24.91 | 24.99 | 24.68 | 24.96 | 2,531,582 | +0.10(+0.40%) |
| Jan 06, 2011 | 25.31 | 25.34 | 24.81 | 24.86 | 3,544,077 | -0.42(-1.66%) |
| Jan 05, 2011 | 25.16 | 25.29 | 24.92 | 25.28 | 2,435,057 | +0.07(+0.28%) |
| Jan 04, 2011 | 25.13 | 25.21 | 24.83 | 25.21 | 3,538,822 | +0.17(+0.68%) |
| Jan 03, 2011 | 25.20 | 25.25 | 25.00 | 25.04 | 2,340,503 | +0.05(+0.20%) |
| Dec 31, 2010 | 24.91 | 25.12 | 24.84 | 24.99 | 1,656,074 | +0.00(+0.00%) |
| Dec 30, 2010 | 25.28 | 25.45 | 24.97 | 24.99 | 2,397,758 | -0.27(-1.07%) |
| Dec 29, 2010 | 25.22 | 25.34 | 25.19 | 25.26 | 1,471,325 | +0.04(+0.16%) |
| Dec 28, 2010 | 25.18 | 25.24 | 25.07 | 25.22 | 1,263,264 | +0.11(+0.44%) |
| Dec 27, 2010 | 25.02 | 25.19 | 24.91 | 25.11 | 1,241,049 | +0.04(+0.16%) |
| Dec 23, 2010 | 25.12 | 25.17 | 24.97 | 25.07 | 1,449,830 | -0.05(-0.20%) |
| Dec 22, 2010 | 25.00 | 25.17 | 24.93 | 25.12 | 1,867,284 | +0.18(+0.72%) |
| Dec 21, 2010 | 24.84 | 24.99 | 24.78 | 24.94 | 1,758,907 | +0.17(+0.69%) |
| Dec 20, 2010 | 24.50 | 24.82 | 24.32 | 24.77 | 2,879,967 | +0.37(+1.52%) |
| Dec 17, 2010 | 24.42 | 24.50 | 24.34 | 24.40 | 4,583,782 | -0.08(-0.33%) |
| Dec 16, 2010 | 24.53 | 24.60 | 24.29 | 24.48 | 3,187,238 | +0.00(+0.00%) |
| Dec 15, 2010 | 24.82 | 24.87 | 24.42 | 24.48 | 3,177,707 | -0.35(-1.41%) |
| Dec 14, 2010 | 25.06 | 25.11 | 24.76 | 24.83 | 2,998,179 | -0.14(-0.56%) |
| Dec 13, 2010 | 24.90 | 25.13 | 24.67 | 24.97 | 2,704,495 | +0.44(+1.79%) |
| Dec 10, 2010 | 24.50 | 24.64 | 24.49 | 24.53 | 2,004,729 | +0.07(+0.29%) |
| Dec 09, 2010 | 24.69 | 24.76 | 24.38 | 24.46 | 2,328,843 | -0.12(-0.49%) |
| Dec 08, 2010 | 24.69 | 24.69 | 24.36 | 24.58 | 2,218,618 | +0.06(+0.24%) |
| Dec 07, 2010 | 24.78 | 24.88 | 24.48 | 24.52 | 2,472,826 | -0.07(-0.28%) |
| Dec 06, 2010 | 24.73 | 24.83 | 24.58 | 24.59 | 2,141,562 | -0.11(-0.45%) |
| Dec 03, 2010 | 24.73 | 24.80 | 24.50 | 24.70 | 5,432,720 | -0.06(-0.24%) |
| Dec 02, 2010 | 24.43 | 24.81 | 24.40 | 24.76 | 2,725,045 | +0.32(+1.31%) |
| Dec 01, 2010 | 24.17 | 24.62 | 24.13 | 24.44 | 2,843,963 | +0.67(+2.82%) |
| Nov 30, 2010 | 23.62 | 23.94 | 23.55 | 23.77 | 2,982,977 | -0.08(-0.34%) |
| Nov 29, 2010 | 23.71 | 23.91 | 23.48 | 23.85 | 2,659,317 | +0.01(+0.04%) |
| Nov 26, 2010 | 23.82 | 24.06 | 23.74 | 23.84 | 1,036,794 | -0.20(-0.83%) |
| Nov 24, 2010 | 23.95 | 24.04 | 24.04 | 24.04 | 1,828,976 | +0.33(+1.39%) |
| Nov 23, 2010 | 23.85 | 23.87 | 23.50 | 23.71 | 2,264,417 | -0.41(-1.70%) |
| Nov 22, 2010 | 23.99 | 24.12 | 23.68 | 24.12 | 2,155,355 | +0.07(+0.29%) |
| Nov 19, 2010 | 23.99 | 24.05 | 23.70 | 24.05 | 2,529,621 | +0.06(+0.25%) |
| Nov 18, 2010 | 23.94 | 24.17 | 23.84 | 23.99 | 2,790,944 | +0.28(+1.18%) |
| Nov 17, 2010 | 23.71 | 23.92 | 23.56 | 23.71 | 2,497,785 | +0.01(+0.04%) |
| Nov 16, 2010 | 24.10 | 24.11 | 23.51 | 23.70 | 3,596,924 | -0.47(-1.94%) |
| Nov 15, 2010 | 24.19 | 24.48 | 24.16 | 24.17 | 2,016,117 | +0.06(+0.25%) |
| Nov 12, 2010 | 24.27 | 24.36 | 23.98 | 24.11 | 2,076,910 | -0.37(-1.51%) |
| Nov 11, 2010 | 24.30 | 24.48 | 24.20 | 24.48 | 2,476,014 | -0.01(-0.04%) |
| Nov 10, 2010 | 24.41 | 24.49 | 24.12 | 24.49 | 2,268,879 | +0.07(+0.29%) |
| Nov 09, 2010 | 24.40 | 24.75 | 24.30 | 24.42 | 2,684,879 | -0.12(-0.49%) |
| Nov 08, 2010 | 24.55 | 24.69 | 24.33 | 24.54 | 2,799,662 | -0.16(-0.65%) |
| Nov 05, 2010 | 24.65 | 24.77 | 24.47 | 24.70 | 2,516,819 | +0.07(+0.28%) |
| Nov 04, 2010 | 24.26 | 24.66 | 24.22 | 24.63 | 2,829,148 | +0.64(+2.67%) |
| Nov 03, 2010 | 23.95 | 24.02 | 23.63 | 23.99 | 3,268,348 | -0.17(-0.70%) |
| Nov 02, 2010 | 24.00 | 24.19 | 23.90 | 24.16 | 2,295,167 | +0.37(+1.56%) |
| Nov 01, 2010 | 23.96 | 23.99 | 23.64 | 23.79 | 1,720,950 | +0.02(+0.08%) |
| Oct 29, 2010 | 23.63 | 23.83 | 23.48 | 23.77 | 2,491,446 | +0.13(+0.55%) |
| Oct 28, 2010 | 23.78 | 23.80 | 23.50 | 23.64 | 2,351,072 | +0.05(+0.21%) |
| Oct 27, 2010 | 23.58 | 23.76 | 23.39 | 23.59 | 3,248,817 | -0.15(-0.63%) |
| Oct 25, 2010 | 23.94 | 24.00 | 23.71 | 23.74 | 2,739,003 | -0.04(-0.17%) |
| Oct 22, 2010 | 23.61 | 23.79 | 23.57 | 23.78 | 2,359,946 | +0.25(+1.06%) |
| Oct 21, 2010 | 23.51 | 23.83 | 23.36 | 23.53 | 2,371,529 | +0.07(+0.30%) |
| Oct 20, 2010 | 23.36 | 23.67 | 23.36 | 23.46 | 2,833,412 | +0.12(+0.51%) |
| Oct 19, 2010 | 23.46 | 23.70 | 23.19 | 23.34 | 3,166,723 | -0.48(-2.02%) |
| Oct 18, 2010 | 23.65 | 23.86 | 23.47 | 23.82 | 4,859,120 | +0.22(+0.93%) |
| Oct 15, 2010 | 23.74 | 23.78 | 23.42 | 23.60 | 2,627,975 | +0.09(+0.38%) |
| Oct 14, 2010 | 23.65 | 23.70 | 23.30 | 23.51 | 2,161,091 | -0.12(-0.51%) |
| Oct 13, 2010 | 23.56 | 23.86 | 23.48 | 23.63 | 3,744,132 | +0.24(+1.03%) |
| Oct 12, 2010 | 23.32 | 23.44 | 23.13 | 23.39 | 1,671,713 | -0.03(-0.13%) |
| Oct 11, 2010 | 23.48 | 23.63 | 23.35 | 23.42 | 1,622,074 | -0.03(-0.13%) |
| Oct 08, 2010 | 23.45 | 23.50 | 23.11 | 23.45 | 1,921,772 | +0.28(+1.21%) |
| Oct 07, 2010 | 23.21 | 23.30 | 23.00 | 23.17 | 2,201,696 | +0.10(+0.43%) |
| Oct 06, 2010 | 23.14 | 23.23 | 22.95 | 23.07 | 2,527,526 | -0.06(-0.26%) |
| Oct 05, 2010 | 22.72 | 23.15 | 22.68 | 23.13 | 1,300 | +0.60(+2.66%) |
| Oct 04, 2010 | 22.78 | 22.79 | 22.37 | 22.53 | 2,624,419 | -0.27(-1.18%) |
| Oct 01, 2010 | 22.80 | 22.86 | 22.45 | 22.80 | 3,045,384 | +0.25(+1.09%) |
| Sep 30, 2010 | 22.55 | 22.81 | 22.33 | 22.55 | 18,802 | +0.05(+0.24%) |
| Sep 29, 2010 | 22.50 | 22.63 | 22.32 | 22.50 | 2,899,744 | -0.01(-0.04%) |
| Sep 28, 2010 | 22.18 | 22.55 | 22.02 | 22.51 | 3,114,825 | +0.44(+1.99%) |
| Sep 27, 2010 | 22.32 | 22.32 | 22.04 | 22.07 | 2,659,292 | -0.19(-0.85%) |
| Sep 24, 2010 | 21.86 | 22.41 | 21.83 | 22.26 | 3,117,093 | +0.63(+2.91%) |
| Sep 23, 2010 | 21.63 | 21.91 | 21.57 | 21.63 | 2,202,643 | -0.24(-1.10%) |
| Sep 22, 2010 | 22.08 | 22.24 | 21.85 | 21.87 | 3,002,638 | -0.18(-0.82%) |
| Sep 21, 2010 | 22.10 | 22.18 | 21.82 | 22.05 | 2,840,684 | -0.01(-0.05%) |
| Sep 20, 2010 | 21.70 | 22.10 | 21.57 | 22.06 | 2,484,740 | +0.47(+2.18%) |
| Sep 17, 2010 | 21.59 | 21.94 | 21.55 | 21.59 | 3,467,270 | -0.32(-1.46%) |
| Sep 15, 2010 | 21.81 | 21.95 | 21.61 | 21.91 | 2,845,873 | +0.03(+0.14%) |
| Sep 14, 2010 | 21.93 | 22.00 | 21.70 | 21.88 | 2,887,480 | -0.03(-0.14%) |
| Sep 13, 2010 | 21.73 | 22.04 | 21.66 | 21.91 | 3,850,398 | +0.41(+1.91%) |
| Sep 10, 2010 | 21.20 | 21.57 | 21.20 | 21.50 | 2,927,762 | +0.31(+1.46%) |
| Sep 09, 2010 | 21.46 | 21.50 | 21.18 | 21.19 | 2,868,571 | -0.10(-0.47%) |
| Sep 08, 2010 | 21.20 | 21.42 | 21.19 | 21.29 | 2,256,685 | +0.08(+0.38%) |
| Sep 07, 2010 | 21.40 | 21.47 | 21.17 | 21.21 | 691 | -0.33(-1.53%) |
| Sep 03, 2010 | 21.41 | 21.61 | 21.37 | 21.54 | 2,136,740 | +0.22(+1.03%) |
| Sep 02, 2010 | 21.11 | 21.33 | 20.97 | 21.32 | 2,549,373 | +0.22(+1.04%) |
| Sep 01, 2010 | 20.57 | 21.12 | 20.57 | 21.10 | 4,795,322 | +0.74(+3.63%) |
| Aug 31, 2010 | 20.29 | 20.63 | 20.19 | 20.36 | 17,400 | -0.17(-0.83%) |
| Aug 30, 2010 | 20.94 | 20.97 | 20.49 | 20.53 | 2,992,734 | -0.40(-1.91%) |
| Aug 27, 2010 | 20.98 | 20.93 | 20.45 | 20.93 | 4,037,204 | +0.25(+1.21%) |
| Aug 26, 2010 | 20.68 | 21.11 | 20.50 | 20.68 | 400 | -0.23(-1.10%) |
| Aug 25, 2010 | 20.70 | 20.97 | 20.60 | 20.91 | 83,680 | +0.15(+0.72%) |
| Aug 24, 2010 | 20.83 | 21.03 | 20.69 | 20.76 | 864 | -0.29(-1.38%) |
| Aug 23, 2010 | 21.07 | 21.21 | 20.95 | 21.05 | 6,434,735 | +0.07(+0.33%) |
| Aug 20, 2010 | 20.86 | 21.05 | 20.77 | 20.98 | 2,861,224 | -0.06(-0.29%) |
| Aug 19, 2010 | 21.36 | 21.37 | 20.90 | 21.04 | 864 | -0.35(-1.64%) |
| Aug 18, 2010 | 21.61 | 21.61 | 21.20 | 21.39 | 3,267,478 | -0.23(-1.06%) |
| Aug 17, 2010 | 21.25 | 21.68 | 21.16 | 21.62 | 3,356,288 | +0.56(+2.66%) |
| Aug 16, 2010 | 21.22 | 21.22 | 20.91 | 21.06 | 2,901,830 | -0.21(-0.99%) |
| Aug 13, 2010 | 21.27 | 21.34 | 20.78 | 21.27 | 3,765,439 | +0.35(+1.67%) |
| Aug 12, 2010 | 20.70 | 21.04 | 20.65 | 20.92 | 2,784,374 | -0.03(-0.14%) |
| Aug 11, 2010 | 21.34 | 21.34 | 20.92 | 20.95 | 3,128,542 | -0.86(-3.94%) |
| Aug 10, 2010 | 21.77 | 21.89 | 21.47 | 21.81 | 4,547,416 | -0.15(-0.68%) |
| Aug 09, 2010 | 22.07 | 22.11 | 21.93 | 21.96 | 2,370,730 | +0.03(+0.14%) |
| Aug 06, 2010 | 21.93 | 22.00 | 21.59 | 21.93 | 4,457,752 | +0.14(+0.64%) |
| Aug 05, 2010 | 21.42 | 21.83 | 21.20 | 21.79 | 3,768,837 | +0.27(+1.25%) |
| Aug 04, 2010 | 21.33 | 21.58 | 21.20 | 21.52 | 4,176,608 | +0.28(+1.32%) |
| Aug 03, 2010 | 21.22 | 21.40 | 21.05 | 21.24 | 2,876,770 | -0.05(-0.23%) |
| Aug 02, 2010 | 21.17 | 21.31 | 21.04 | 21.29 | 3,652,206 | +0.50(+2.41%) |
| Jul 30, 2010 | 20.79 | 20.84 | 20.40 | 20.79 | 6,192,865 | +0.10(+0.48%) |
| Jul 29, 2010 | 21.28 | 21.36 | 20.56 | 20.69 | 6,960,937 | -0.43(-2.04%) |
| Jul 28, 2010 | 21.12 | 21.59 | 21.09 | 21.12 | 517 | -0.33(-1.54%) |
| Jul 27, 2010 | 21.45 | 21.65 | 21.35 | 21.45 | 1,191 | -0.04(-0.19%) |
| Jul 26, 2010 | 21.16 | 21.53 | 21.16 | 21.49 | 2,686,609 | +0.26(+1.22%) |
| Jul 23, 2010 | 21.24 | 21.30 | 21.03 | 21.23 | 3,550,212 | +0.01(+0.05%) |
| Jul 22, 2010 | 21.07 | 21.36 | 21.06 | 21.22 | 3,138,739 | +0.39(+1.87%) |
| Jul 21, 2010 | 21.28 | 21.34 | 20.65 | 20.83 | 4,226,511 | -0.39(-1.84%) |
| Jul 20, 2010 | 21.22 | 21.25 | 20.56 | 21.22 | 4,401,656 | +0.31(+1.48%) |
| Jul 19, 2010 | 20.91 | 21.09 | 20.73 | 20.91 | 2,389,804 | +0.08(+0.38%) |
| Jul 16, 2010 | 20.83 | 21.15 | 20.73 | 20.83 | 3,413,844 | -0.29(-1.37%) |
| Jul 15, 2010 | 21.24 | 21.30 | 20.95 | 21.12 | 3,785,721 | -0.10(-0.47%) |
| Jul 14, 2010 | 21.35 | 21.44 | 21.10 | 21.22 | 87,003 | -0.25(-1.16%) |
| Jul 13, 2010 | 21.47 | 21.76 | 21.43 | 21.47 | 3,256 | +0.01(+0.05%) |
| Jul 12, 2010 | 21.24 | 21.76 | 21.19 | 21.46 | 2,940,548 | +0.14(+0.66%) |
| Jul 09, 2010 | 21.32 | 21.36 | 21.11 | 21.32 | 1,731,250 | +0.09(+0.42%) |
| Jul 08, 2010 | 21.10 | 21.31 | 20.94 | 21.23 | 2,289,927 | +0.31(+1.48%) |
| Jul 07, 2010 | 20.35 | 20.92 | 20.35 | 20.92 | 4,208,668 | +0.57(+2.80%) |
| Jul 06, 2010 | 20.48 | 20.60 | 20.11 | 20.35 | 3,094 | +0.17(+0.84%) |
| Jul 02, 2010 | 20.18 | 20.59 | 20.12 | 20.18 | 3,049,592 | -0.06(-0.30%) |
| Jul 01, 2010 | 20.10 | 20.30 | 19.67 | 20.24 | 5,928,262 | +0.17(+0.85%) |
| Jun 30, 2010 | 20.25 | 20.51 | 20.00 | 20.07 | 4,037 | -0.18(-0.89%) |
| Jun 29, 2010 | 20.57 | 20.68 | 20.12 | 20.25 | 23,061 | -0.66(-3.16%) |
| Jun 25, 2010 | 20.91 | 21.04 | 20.62 | 20.91 | 4,506,647 | +0.15(+0.72%) |
| Jun 24, 2010 | 20.79 | 21.11 | 20.66 | 20.76 | 2,900,207 | -0.26(-1.24%) |
| Jun 23, 2010 | 21.18 | 21.24 | 20.77 | 21.02 | 3,520,715 | -0.21(-0.99%) |
| Jun 22, 2010 | 21.72 | 21.75 | 21.11 | 21.23 | 137,463 | -0.37(-1.71%) |
| Jun 21, 2010 | 21.96 | 22.12 | 21.48 | 21.60 | 3,021,205 | -0.09(-0.41%) |
| Jun 18, 2010 | 21.69 | 21.77 | 21.38 | 21.69 | 4,276,879 | +0.20(+0.93%) |
| Jun 17, 2010 | 21.90 | 21.90 | 21.20 | 21.49 | 2,725,203 | +0.17(+0.80%) |
| Jun 16, 2010 | 21.23 | 21.45 | 21.14 | 21.32 | 2,474,941 | -0.06(-0.28%) |
| Jun 15, 2010 | 20.90 | 21.38 | 20.89 | 21.38 | 2,963,831 | +0.70(+3.38%) |
| Jun 14, 2010 | 20.92 | 21.09 | 20.59 | 20.68 | 3,590,358 | +0.06(+0.29%) |
| Jun 11, 2010 | 20.20 | 20.63 | 20.20 | 20.62 | 2,511,401 | +0.07(+0.34%) |
| Jun 10, 2010 | 20.10 | 20.57 | 20.10 | 20.55 | 18,934 | +0.81(+4.10%) |
| Jun 09, 2010 | 19.93 | 20.24 | 19.63 | 19.74 | 3,686,609 | -0.01(-0.05%) |
| Jun 08, 2010 | 19.31 | 19.79 | 19.09 | 19.75 | 4,203,628 | +0.52(+2.70%) |
| Jun 07, 2010 | 19.51 | 19.69 | 19.23 | 19.23 | 4,258,789 | -0.20(-1.03%) |
| Jun 04, 2010 | 19.43 | 19.94 | 19.27 | 19.43 | 4,453,180 | -0.68(-3.38%) |
| Jun 03, 2010 | 19.81 | 20.16 | 19.74 | 20.11 | 4,358,716 | +0.26(+1.31%) |
| Jun 02, 2010 | 19.36 | 19.85 | 19.15 | 19.85 | 3,549,535 | +0.65(+3.39%) |
| Jun 01, 2010 | 19.82 | 19.96 | 19.20 | 19.20 | 4,409,272 | -0.81(-4.05%) |
| May 28, 2010 | 20.01 | 20.32 | 19.88 | 20.01 | 4,409,581 | -0.22(-1.09%) |
| May 27, 2010 | 19.82 | 20.25 | 19.79 | 20.23 | 3,554,696 | +0.76(+3.90%) |
| May 26, 2010 | 19.47 | 19.80 | 19.41 | 19.47 | 100 | +0.17(+0.88%) |
| May 25, 2010 | 18.90 | 19.31 | 18.63 | 19.30 | 5,810,782 | -0.04(-0.21%) |
| May 24, 2010 | 19.62 | 19.69 | 19.34 | 19.34 | 4,488,251 | -0.34(-1.73%) |
| May 21, 2010 | 18.66 | 19.73 | 18.57 | 19.68 | 6,329,945 | +0.31(+1.60%) |
| May 20, 2010 | 19.24 | 19.73 | 19.10 | 19.37 | 200 | -1.74(-8.24%) |
| May 19, 2010 | 21.42 | 21.52 | 20.79 | 21.11 | 3,651,565 | -0.42(-1.95%) |
| May 18, 2010 | 21.96 | 22.10 | 21.44 | 21.53 | 5,200 | -0.21(-0.97%) |
| May 17, 2010 | 22.07 | 22.29 | 21.27 | 21.74 | 3,795,106 | -0.27(-1.23%) |
| May 14, 2010 | 22.01 | 22.40 | 21.75 | 22.01 | 3,760,836 | -0.37(-1.65%) |
| May 13, 2010 | 22.59 | 22.82 | 22.38 | 22.38 | 2,900,895 | -0.29(-1.28%) |
| May 12, 2010 | 22.38 | 22.73 | 22.24 | 22.67 | 3,115,340 | +0.00(+0.00%) |
| May 11, 2010 | 22.75 | 22.95 | 22.62 | 22.67 | 3,861,802 | +0.15(+0.67%) |
| May 10, 2010 | 22.16 | 22.55 | 22.11 | 22.52 | 5,031,478 | +1.23(+5.78%) |
| May 07, 2010 | 21.51 | 21.84 | 20.86 | 21.29 | 8,709,896 | -0.11(-0.51%) |
| May 06, 2010 | 21.30 | 22.81 | 19.45 | 21.40 | 669,407 | -1.24(-5.48%) |
| May 05, 2010 | 22.90 | 23.09 | 22.51 | 22.64 | 3,634,746 | -0.60(-2.58%) |
| May 04, 2010 | 23.48 | 23.50 | 23.05 | 23.24 | 3,728,462 | -0.50(-2.11%) |
| May 03, 2010 | 23.47 | 23.85 | 23.43 | 23.74 | 3,654,725 | +0.40(+1.71%) |
| Apr 30, 2010 | 23.44 | 23.67 | 23.31 | 23.34 | 2,672,169 | -0.10(-0.43%) |
| Apr 29, 2010 | 23.39 | 23.57 | 23.29 | 23.44 | 2,989,297 | +0.29(+1.25%) |
| Apr 28, 2010 | 22.99 | 23.24 | 22.86 | 23.15 | 3,097,636 | +0.30(+1.31%) |
| Apr 27, 2010 | 23.32 | 23.41 | 22.79 | 22.85 | 3,056,453 | -0.53(-2.27%) |
| Apr 26, 2010 | 23.47 | 23.53 | 23.34 | 23.38 | 2,103,631 | -0.09(-0.38%) |
| Apr 23, 2010 | 23.17 | 23.47 | 22.96 | 23.47 | 2,997,339 | +0.33(+1.43%) |
| Apr 22, 2010 | 23.04 | 23.17 | 22.90 | 23.14 | 2,588,657 | -0.10(-0.43%) |
| Apr 21, 2010 | 23.35 | 23.37 | 23.11 | 23.24 | 2,199,799 | -0.07(-0.30%) |
| Apr 20, 2010 | 23.29 | 23.43 | 23.27 | 23.31 | 1,906,619 | +0.15(+0.65%) |
| Apr 19, 2010 | 22.71 | 23.16 | 22.71 | 23.16 | 2,151,702 | +0.28(+1.22%) |
| Apr 16, 2010 | 23.21 | 23.21 | 22.70 | 22.88 | 3,463,548 | -0.41(-1.76%) |
| Apr 15, 2010 | 23.29 | 23.35 | 23.12 | 23.29 | 2,204,195 | -0.06(-0.26%) |
| Apr 14, 2010 | 23.11 | 23.35 | 23.06 | 23.35 | 1,814,939 | +0.20(+0.86%) |
| Apr 13, 2010 | 23.24 | 23.24 | 22.91 | 23.15 | 1,875,333 | -0.18(-0.77%) |
| Apr 12, 2010 | 23.20 | 23.38 | 23.17 | 23.33 | 1,892,816 | +0.04(+0.17%) |
| Apr 09, 2010 | 23.12 | 23.32 | 22.90 | 23.29 | 2,011,578 | +0.15(+0.65%) |
| Apr 08, 2010 | 23.00 | 23.19 | 22.80 | 23.14 | 2,071,865 | +0.08(+0.35%) |
| Apr 07, 2010 | 23.20 | 23.28 | 22.99 | 23.06 | 3,059,614 | -0.15(-0.65%) |
| Apr 06, 2010 | 23.16 | 23.39 | 23.08 | 23.21 | 2,626,986 | +0.14(+0.61%) |
| Apr 05, 2010 | 22.90 | 23.29 | 22.86 | 23.07 | 2,649,099 | +0.23(+1.01%) |
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