| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 67.82 | 68.33 | 67.71 | 67.80 | 1,942,363 | +0.48(+0.71%) |
| Feb 27, 2013 | 66.87 | 67.43 | 66.85 | 67.32 | 1,050,681 | +0.57(+0.85%) |
| Feb 26, 2013 | 67.23 | 67.48 | 66.65 | 66.75 | 2,009,218 | -2.35(-3.40%) |
| Feb 25, 2013 | 69.52 | 69.90 | 69.06 | 69.10 | 5,374,571 | -0.10(-0.14%) |
| Feb 22, 2013 | 68.75 | 69.20 | 68.72 | 69.20 | 1,172,567 | +0.48(+0.70%) |
| Feb 21, 2013 | 68.76 | 68.84 | 68.45 | 68.72 | 1,649,783 | -1.09(-1.56%) |
| Feb 20, 2013 | 70.14 | 70.24 | 69.73 | 69.81 | 1,584,146 | +0.17(+0.24%) |
| Feb 19, 2013 | 69.36 | 69.69 | 69.30 | 69.64 | 1,477,733 | +0.44(+0.64%) |
| Feb 15, 2013 | 69.40 | 69.46 | 69.01 | 69.20 | 884,781 | +0.52(+0.76%) |
| Feb 14, 2013 | 68.46 | 68.75 | 68.41 | 68.68 | 3,030,400 | +0.09(+0.13%) |
| Feb 13, 2013 | 68.80 | 68.90 | 68.49 | 68.59 | 1,745,346 | +0.08(+0.12%) |
| Feb 12, 2013 | 68.22 | 68.69 | 68.16 | 68.51 | 1,849,620 | +0.24(+0.35%) |
| Feb 11, 2013 | 68.16 | 68.39 | 68.04 | 68.27 | 1,096,579 | -0.03(-0.04%) |
| Feb 08, 2013 | 67.85 | 68.38 | 67.84 | 68.30 | 1,164,937 | +0.29(+0.43%) |
| Feb 07, 2013 | 68.50 | 68.57 | 67.79 | 68.01 | 2,165,683 | -0.95(-1.38%) |
| Feb 06, 2013 | 68.53 | 69.01 | 68.50 | 68.96 | 2,675,390 | +0.86(+1.26%) |
| Feb 04, 2013 | 68.20 | 68.43 | 68.00 | 68.10 | 1,779,476 | +0.10(+0.15%) |
| Feb 01, 2013 | 68.52 | 68.54 | 67.98 | 68.00 | 1,736,082 | +0.18(+0.27%) |
| Jan 31, 2013 | 67.90 | 68.35 | 67.82 | 67.82 | 1,629,977 | -0.39(-0.57%) |
| Jan 30, 2013 | 67.89 | 68.24 | 67.80 | 68.21 | 1,423,049 | +0.44(+0.65%) |
| Jan 29, 2013 | 68.00 | 68.03 | 67.64 | 67.77 | 1,757,707 | +0.19(+0.28%) |
| Jan 28, 2013 | 67.62 | 67.79 | 67.41 | 67.58 | 1,451,645 | +0.58(+0.87%) |
| Jan 25, 2013 | 67.29 | 67.44 | 66.91 | 67.00 | 1,549,165 | -0.44(-0.65%) |
| Jan 24, 2013 | 67.19 | 67.60 | 67.06 | 67.44 | 2,179,555 | +0.11(+0.16%) |
| Jan 23, 2013 | 68.18 | 68.43 | 67.18 | 67.33 | 4,793,249 | +2.20(+3.38%) |
| Jan 22, 2013 | 64.93 | 65.15 | 64.65 | 65.13 | 1,539,359 | -0.51(-0.78%) |
| Jan 18, 2013 | 65.59 | 65.89 | 65.37 | 65.64 | 1,025,058 | -0.43(-0.65%) |
| Jan 17, 2013 | 65.91 | 66.20 | 65.50 | 66.07 | 1,910,610 | +0.89(+1.37%) |
| Jan 16, 2013 | 65.36 | 65.55 | 65.14 | 65.18 | 2,058,026 | -0.04(-0.06%) |
| Jan 15, 2013 | 64.56 | 65.36 | 64.52 | 65.22 | 1,349,621 | -0.26(-0.40%) |
| Jan 14, 2013 | 65.35 | 65.63 | 65.17 | 65.48 | 1,146,470 | +0.09(+0.14%) |
| Jan 12, 2013 | 65.58 | 65.65 | 65.27 | 65.39 | 890,813 | +0.00(+0.00%) |
| Jan 11, 2013 | 65.58 | 65.65 | 65.27 | 65.39 | 868,556 | +0.20(+0.31%) |
| Jan 10, 2013 | 65.02 | 65.36 | 64.98 | 65.19 | 1,129,400 | +0.56(+0.87%) |
| Jan 09, 2013 | 64.16 | 64.64 | 64.13 | 64.63 | 1,201,497 | +0.02(+0.03%) |
| Jan 08, 2013 | 64.54 | 64.65 | 64.29 | 64.61 | 1,235,454 | +0.17(+0.26%) |
| Jan 07, 2013 | 64.10 | 64.45 | 64.04 | 64.44 | 1,087,107 | +0.16(+0.25%) |
| Jan 04, 2013 | 63.83 | 64.39 | 63.79 | 64.28 | 1,392,915 | +0.58(+0.91%) |
| Jan 03, 2013 | 63.76 | 63.85 | 63.56 | 63.70 | 1,359,801 | -0.13(-0.20%) |
| Jan 02, 2013 | 63.99 | 64.02 | 63.51 | 63.83 | 1,316,896 | +0.51(+0.81%) |
| Dec 31, 2012 | 62.79 | 63.44 | 62.76 | 63.32 | 1,082,453 | +0.42(+0.67%) |
| Dec 28, 2012 | 63.21 | 63.27 | 62.86 | 62.90 | 1,414,839 | -0.43(-0.68%) |
| Dec 27, 2012 | 63.53 | 63.54 | 62.88 | 63.33 | 1,097,642 | +0.26(+0.41%) |
| Dec 26, 2012 | 63.07 | 63.24 | 62.95 | 63.07 | 668,119 | +0.00(+0.00%) |
| Dec 24, 2012 | 62.92 | 63.25 | 62.49 | 63.07 | 679,720 | -0.12(-0.19%) |
| Dec 21, 2012 | 62.84 | 63.32 | 62.69 | 63.19 | 1,832,648 | -0.57(-0.89%) |
| Dec 20, 2012 | 63.90 | 63.98 | 63.29 | 63.76 | 1,397,273 | -0.19(-0.30%) |
| Dec 19, 2012 | 64.30 | 64.40 | 63.87 | 63.95 | 1,666,298 | -0.01(-0.02%) |
| Dec 18, 2012 | 63.66 | 64.00 | 63.53 | 63.96 | 1,799,463 | +0.42(+0.66%) |
| Dec 17, 2012 | 63.22 | 63.64 | 63.20 | 63.54 | 1,179,434 | +0.35(+0.55%) |
| Dec 14, 2012 | 62.96 | 63.27 | 62.83 | 63.19 | 1,181,685 | +0.12(+0.19%) |
| Dec 13, 2012 | 63.17 | 63.34 | 63.02 | 63.07 | 1,363,081 | -0.17(-0.27%) |
| Dec 12, 2012 | 63.40 | 63.60 | 63.13 | 63.24 | 1,604,126 | +0.04(+0.06%) |
| Dec 11, 2012 | 63.25 | 63.36 | 63.05 | 63.20 | 1,903,511 | +0.64(+1.02%) |
| Dec 10, 2012 | 62.54 | 62.65 | 62.50 | 62.56 | 1,265,430 | +0.24(+0.39%) |
| Dec 07, 2012 | 62.15 | 62.51 | 62.01 | 62.32 | 1,036,126 | -0.20(-0.32%) |
| Dec 06, 2012 | 62.58 | 62.63 | 62.30 | 62.52 | 1,075,003 | +0.12(+0.19%) |
| Dec 05, 2012 | 62.25 | 62.68 | 62.20 | 62.40 | 1,437,352 | -0.29(-0.46%) |
| Dec 04, 2012 | 62.33 | 62.73 | 62.30 | 62.69 | 1,610,574 | +0.64(+1.03%) |
| Nov 30, 2012 | 62.01 | 62.25 | 61.87 | 62.05 | 1,320,981 | +0.10(+0.16%) |
| Nov 29, 2012 | 61.85 | 62.17 | 61.78 | 61.95 | 1,368,408 | +0.67(+1.09%) |
| Nov 28, 2012 | 60.81 | 61.29 | 60.69 | 61.28 | 1,279,020 | +0.73(+1.21%) |
| Nov 27, 2012 | 60.69 | 60.86 | 60.47 | 60.55 | 1,485,617 | -0.18(-0.30%) |
| Nov 26, 2012 | 60.37 | 60.75 | 60.23 | 60.73 | 1,783,041 | +0.11(+0.18%) |
| Nov 24, 2012 | 60.45 | 60.75 | 60.36 | 60.62 | 1,286,295 | +0.00(+0.00%) |
| Nov 23, 2012 | 60.45 | 60.75 | 60.36 | 60.62 | 1,286,295 | +1.21(+2.04%) |
| Nov 21, 2012 | 59.41 | 59.47 | 59.23 | 59.41 | 1,087,605 | +0.32(+0.54%) |
| Nov 20, 2012 | 58.76 | 59.15 | 58.70 | 59.09 | 1,362,333 | -0.40(-0.67%) |
| Nov 19, 2012 | 59.48 | 59.64 | 59.33 | 59.49 | 1,095,992 | +0.49(+0.83%) |
| Nov 16, 2012 | 59.16 | 59.17 | 58.60 | 59.00 | 1,882,077 | +0.03(+0.05%) |
| Nov 15, 2012 | 59.35 | 59.47 | 58.76 | 58.97 | 2,376,281 | -0.66(-1.11%) |
| Nov 14, 2012 | 60.16 | 60.19 | 59.52 | 59.63 | 1,744,773 | -0.31(-0.52%) |
| Nov 13, 2012 | 59.98 | 60.52 | 59.90 | 59.94 | 1,342,535 | -0.06(-0.10%) |
| Nov 12, 2012 | 60.50 | 60.58 | 59.96 | 60.00 | 1,243,202 | -0.30(-0.50%) |
| Nov 09, 2012 | 60.24 | 60.65 | 60.18 | 60.30 | 1,500,743 | +0.22(+0.37%) |
| Nov 08, 2012 | 60.28 | 60.57 | 60.03 | 60.08 | 1,304,805 | -0.02(-0.03%) |
| Nov 07, 2012 | 60.18 | 60.37 | 59.75 | 60.10 | 2,299,913 | -0.24(-0.40%) |
| Nov 06, 2012 | 59.95 | 60.59 | 59.85 | 60.34 | 1,867,388 | -0.16(-0.26%) |
| Nov 05, 2012 | 60.43 | 60.62 | 60.20 | 60.50 | 950,669 | -0.16(-0.26%) |
| Nov 02, 2012 | 60.80 | 61.14 | 60.64 | 60.66 | 1,232,769 | -0.17(-0.28%) |
| Nov 01, 2012 | 60.32 | 61.02 | 60.29 | 60.83 | 2,105,342 | +0.37(+0.61%) |
| Oct 31, 2012 | 60.62 | 60.78 | 60.00 | 60.46 | 2,088,366 | -0.38(-0.62%) |
| Oct 26, 2012 | 60.84 | 60.84 | 60.84 | 0 | -0.29(-0.47%) | |
| Oct 25, 2012 | 60.97 | 61.19 | 60.70 | 61.13 | 2,944,248 | -0.26(-0.42%) |
| Oct 24, 2012 | 61.62 | 61.69 | 61.23 | 61.39 | 2,409,556 | -0.32(-0.52%) |
| Oct 23, 2012 | 62.06 | 62.12 | 61.56 | 61.71 | 2,242,394 | -1.43(-2.26%) |
| Oct 19, 2012 | 63.73 | 63.76 | 63.06 | 63.14 | 1,175,772 | -0.58(-0.91%) |
| Oct 18, 2012 | 63.92 | 64.07 | 63.61 | 63.72 | 1,587,635 | +0.23(+0.36%) |
| Oct 17, 2012 | 63.55 | 63.65 | 63.39 | 63.49 | 1,110,772 | +0.31(+0.49%) |
| Oct 16, 2012 | 63.31 | 63.39 | 62.19 | 63.18 | 1,794,750 | +0.87(+1.40%) |
| Oct 15, 2012 | 62.24 | 62.41 | 62.07 | 62.31 | 1,373,329 | +0.70(+1.14%) |
| Oct 12, 2012 | 61.69 | 61.89 | 61.54 | 61.61 | 739,644 | +0.12(+0.20%) |
| Oct 11, 2012 | 61.92 | 61.96 | 61.43 | 61.49 | 721,503 | -0.11(-0.18%) |
| Oct 10, 2012 | 61.82 | 61.97 | 61.45 | 61.60 | 1,043,637 | -0.40(-0.65%) |
| Oct 09, 2012 | 62.54 | 62.59 | 62.00 | 62.00 | 1,742,280 | -0.90(-1.43%) |
| Oct 08, 2012 | 62.57 | 62.98 | 62.45 | 62.90 | 2,549,503 | +0.20(+0.32%) |
| Oct 06, 2012 | 62.92 | 63.05 | 62.53 | 62.70 | 1,607,294 | +0.00(+0.00%) |
| Oct 05, 2012 | 62.92 | 63.05 | 62.53 | 62.70 | 1,607,294 | -0.03(-0.05%) |
| Oct 04, 2012 | 62.20 | 62.82 | 62.13 | 62.73 | 1,747,402 | +0.89(+1.44%) |
| Oct 03, 2012 | 61.99 | 62.04 | 61.80 | 61.84 | 881,387 | -0.35(-0.56%) |
| Oct 02, 2012 | 62.35 | 62.35 | 61.97 | 62.19 | 1,255,560 | +0.42(+0.68%) |
| Oct 01, 2012 | 61.26 | 62.21 | 61.54 | 61.77 | 1,850,837 | +0.51(+0.83%) |
| Sep 28, 2012 | 61.63 | 61.63 | 61.09 | 61.26 | 1,620,538 | -0.25(-0.41%) |
| Sep 27, 2012 | 61.56 | 61.63 | 61.11 | 61.51 | 1,121,693 | +0.62(+1.02%) |
| Sep 26, 2012 | 61.19 | 61.22 | 60.78 | 60.89 | 1,219,031 | -0.56(-0.91%) |
| Sep 25, 2012 | 61.44 | 61.89 | 61.43 | 61.45 | 2,025,848 | +0.11(+0.18%) |
| Sep 24, 2012 | 61.42 | 61.50 | 61.28 | 61.34 | 1,655,482 | +0.08(+0.13%) |
| Sep 21, 2012 | 61.17 | 61.42 | 61.06 | 61.26 | 2,333,548 | +0.69(+1.14%) |
| Sep 20, 2012 | 60.33 | 60.60 | 60.29 | 60.57 | 1,175,282 | +0.24(+0.40%) |
| Sep 19, 2012 | 60.35 | 60.50 | 60.25 | 60.33 | 1,182,212 | +0.18(+0.30%) |
| Sep 18, 2012 | 60.02 | 60.28 | 59.89 | 60.15 | 2,087,903 | -0.02(-0.03%) |
| Sep 17, 2012 | 60.35 | 60.49 | 60.00 | 60.17 | 2,275,840 | +0.31(+0.52%) |
| Sep 14, 2012 | 60.05 | 60.16 | 59.71 | 59.86 | 2,040,247 | -0.20(-0.33%) |
| Sep 13, 2012 | 59.65 | 60.09 | 59.39 | 60.06 | 1,393,270 | +0.60(+1.01%) |
| Sep 12, 2012 | 59.33 | 59.57 | 59.22 | 59.46 | 1,735,928 | -0.10(-0.17%) |
| Sep 11, 2012 | 59.54 | 59.74 | 59.45 | 59.56 | 1,775,502 | +0.61(+1.03%) |
| Sep 10, 2012 | 59.35 | 59.49 | 58.91 | 58.95 | 1,723,398 | -0.90(-1.50%) |
| Sep 07, 2012 | 59.85 | 59.95 | 59.67 | 59.85 | 2,165,477 | -0.02(-0.03%) |
| Sep 06, 2012 | 59.61 | 60.01 | 59.55 | 59.87 | 2,052,974 | +0.77(+1.30%) |
| Sep 05, 2012 | 59.22 | 59.44 | 58.91 | 59.10 | 1,729,196 | +0.57(+0.97%) |
| Sep 04, 2012 | 58.59 | 58.69 | 58.44 | 58.53 | 1,385,145 | -0.48(-0.81%) |
| Aug 31, 2012 | 59.32 | 59.42 | 58.83 | 59.01 | 1,410,564 | +0.26(+0.44%) |
| Aug 30, 2012 | 59.27 | 59.28 | 58.69 | 58.75 | 2,363,897 | -0.28(-0.47%) |
| Aug 29, 2012 | 59.02 | 59.18 | 58.93 | 59.03 | 1,082,093 | -0.36(-0.61%) |
| Aug 27, 2012 | 59.62 | 59.77 | 59.36 | 59.39 | 1,991,377 | -0.64(-1.07%) |
| Aug 24, 2012 | 59.83 | 60.22 | 59.81 | 60.03 | 1,060,344 | +0.09(+0.15%) |
| Aug 23, 2012 | 59.87 | 60.04 | 59.65 | 59.94 | 2,515,384 | -0.30(-0.50%) |
| Aug 22, 2012 | 60.04 | 60.31 | 59.88 | 60.24 | 1,747,893 | +0.09(+0.15%) |
| Aug 21, 2012 | 60.30 | 60.65 | 60.05 | 60.15 | 2,037,102 | +0.07(+0.12%) |
| Aug 20, 2012 | 59.80 | 60.24 | 59.77 | 60.08 | 1,774,890 | -0.30(-0.50%) |
| Aug 17, 2012 | 60.06 | 60.38 | 59.82 | 60.38 | 4,143,696 | -0.14(-0.23%) |
| Aug 16, 2012 | 60.31 | 60.62 | 60.09 | 60.52 | 5,787,094 | +0.52(+0.87%) |
| Aug 15, 2012 | 60.07 | 60.26 | 59.80 | 60.00 | 9,222,814 | +0.35(+0.59%) |
| Aug 14, 2012 | 59.33 | 59.69 | 59.21 | 59.65 | 3,594,998 | +0.84(+1.43%) |
| Aug 13, 2012 | 58.76 | 58.90 | 58.58 | 58.81 | 1,399,110 | +0.14(+0.24%) |
| Aug 11, 2012 | 58.31 | 59.00 | 58.26 | 58.67 | 1,400,589 | +0.00(+0.00%) |
| Aug 10, 2012 | 58.31 | 59.00 | 58.26 | 58.67 | 1,400,589 | -0.06(-0.10%) |
| Aug 09, 2012 | 58.74 | 58.96 | 58.66 | 58.73 | 1,306,385 | -0.34(-0.58%) |
| Aug 08, 2012 | 58.92 | 59.24 | 58.89 | 59.07 | 3,424,474 | -0.11(-0.19%) |
| Aug 07, 2012 | 59.36 | 59.37 | 59.11 | 59.18 | 2,355,626 | -0.01(-0.02%) |
| Aug 06, 2012 | 59.50 | 59.55 | 59.11 | 59.19 | 2,572,558 | +0.20(+0.34%) |
| Aug 03, 2012 | 59.11 | 59.43 | 58.94 | 58.99 | 2,979,551 | +0.51(+0.87%) |
| Aug 02, 2012 | 58.59 | 58.91 | 58.07 | 58.48 | 3,234,612 | +0.20(+0.34%) |
| Aug 01, 2012 | 58.98 | 58.98 | 55.10 | 58.28 | 10,075,755 | -0.34(-0.58%) |
| Jul 31, 2012 | 58.54 | 58.93 | 58.48 | 58.62 | 3,636,201 | +0.49(+0.84%) |
| Jul 30, 2012 | 57.98 | 58.40 | 57.96 | 58.13 | 1,796,484 | -0.49(-0.84%) |
| Jul 27, 2012 | 58.30 | 58.75 | 58.20 | 58.62 | 2,773,919 | +0.93(+1.61%) |
| Jul 26, 2012 | 57.68 | 57.90 | 57.56 | 57.69 | 1,732,786 | +0.81(+1.42%) |
| Jul 25, 2012 | 56.76 | 56.90 | 56.50 | 56.88 | 2,903,749 | +0.27(+0.48%) |
| Jul 24, 2012 | 56.68 | 56.71 | 56.27 | 56.61 | 3,762,751 | -0.36(-0.63%) |
| Jul 23, 2012 | 56.30 | 56.99 | 56.25 | 56.97 | 2,392,058 | -0.12(-0.21%) |
| Jul 20, 2012 | 57.00 | 57.23 | 56.92 | 57.09 | 1,963,471 | -0.27(-0.47%) |
| Jul 19, 2012 | 56.99 | 57.45 | 56.92 | 57.36 | 2,481,214 | +1.00(+1.77%) |
| Jul 18, 2012 | 55.93 | 56.49 | 55.91 | 56.36 | 1,144,496 | +0.20(+0.36%) |
| Jul 17, 2012 | 56.04 | 56.31 | 55.46 | 56.16 | 1,362,820 | +0.09(+0.16%) |
| Jul 16, 2012 | 55.76 | 56.19 | 55.71 | 56.07 | 826,364 | +0.30(+0.54%) |
| Jul 14, 2012 | 55.23 | 55.84 | 55.22 | 55.77 | 892,963 | +0.00(+0.00%) |
| Jul 13, 2012 | 55.23 | 55.84 | 55.22 | 55.77 | 855,635 | +0.32(+0.58%) |
| Jul 12, 2012 | 55.16 | 55.61 | 55.14 | 55.45 | 778,376 | -0.22(-0.40%) |
| Jul 11, 2012 | 55.60 | 55.82 | 55.37 | 55.67 | 855,229 | +0.44(+0.80%) |
| Jul 10, 2012 | 55.40 | 55.62 | 55.18 | 55.23 | 1,223,059 | -0.64(-1.15%) |
| Jul 09, 2012 | 55.76 | 55.90 | 55.59 | 55.87 | 1,306,143 | +0.30(+0.54%) |
| Jul 06, 2012 | 55.57 | 55.72 | 55.39 | 55.57 | 837,737 | -0.21(-0.38%) |
| Jul 05, 2012 | 55.53 | 55.87 | 55.47 | 55.78 | 1,304,901 | -0.55(-0.98%) |
| Jul 03, 2012 | 56.07 | 56.46 | 55.85 | 56.33 | 1,799,609 | +0.18(+0.32%) |
| Jul 02, 2012 | 55.78 | 56.17 | 55.58 | 56.15 | 1,420,390 | +0.29(+0.52%) |
| Jun 30, 2012 | 55.95 | 55.97 | 55.61 | 55.86 | 1,310,625 | -0.04(-0.07%) |
| Jun 29, 2012 | 55.95 | 55.97 | 55.61 | 55.90 | 1,349,846 | +0.98(+1.78%) |
| Jun 28, 2012 | 54.56 | 54.95 | 54.29 | 54.92 | 1,120,835 | +0.11(+0.20%) |
| Jun 27, 2012 | 54.72 | 55.04 | 54.57 | 54.81 | 1,124,556 | +0.45(+0.83%) |
| Jun 26, 2012 | 54.23 | 54.56 | 54.09 | 54.36 | 1,077,807 | +0.22(+0.41%) |
| Jun 25, 2012 | 54.20 | 54.21 | 53.88 | 54.14 | 1,102,840 | -0.74(-1.35%) |
| Jun 22, 2012 | 55.13 | 55.18 | 54.71 | 54.88 | 1,277,332 | +0.29(+0.53%) |
| Jun 21, 2012 | 55.07 | 55.27 | 54.53 | 54.59 | 1,150,595 | -0.57(-1.03%) |
| Jun 20, 2012 | 55.04 | 55.45 | 54.86 | 55.16 | 2,083,183 | +0.05(+0.09%) |
| Jun 19, 2012 | 54.99 | 55.39 | 54.91 | 55.11 | 2,072,607 | +1.10(+2.04%) |
| Jun 18, 2012 | 53.89 | 54.24 | 53.80 | 54.01 | 1,411,860 | +0.33(+0.61%) |
| Jun 15, 2012 | 53.53 | 53.78 | 53.47 | 53.68 | 1,801,363 | +0.09(+0.17%) |
| Jun 14, 2012 | 53.58 | 53.75 | 53.35 | 53.59 | 1,851,272 | +0.09(+0.17%) |
| Jun 13, 2012 | 53.32 | 53.88 | 53.21 | 53.50 | 2,270,654 | +0.58(+1.10%) |
| Jun 12, 2012 | 52.67 | 53.00 | 52.39 | 52.92 | 1,543,929 | +0.90(+1.73%) |
| Jun 11, 2012 | 52.60 | 52.62 | 51.97 | 52.02 | 1,763,532 | -0.45(-0.86%) |
| Jun 08, 2012 | 52.09 | 52.52 | 51.92 | 52.47 | 1,667,797 | +0.29(+0.56%) |
| Jun 07, 2012 | 52.59 | 52.61 | 52.11 | 52.18 | 1,875,040 | -0.23(-0.44%) |
| Jun 06, 2012 | 51.66 | 52.41 | 51.62 | 52.41 | 1,664,008 | +0.93(+1.81%) |
| Jun 05, 2012 | 51.44 | 51.59 | 51.37 | 51.48 | 1,579,694 | -0.25(-0.48%) |
| Jun 04, 2012 | 51.63 | 51.85 | 51.44 | 51.73 | 1,807,570 | -0.10(-0.19%) |
| Jun 02, 2012 | 51.71 | 51.93 | 51.35 | 51.83 | 1,835,436 | +0.00(+0.00%) |
| Jun 01, 2012 | 51.71 | 51.93 | 51.35 | 51.83 | 1,835,436 | -0.20(-0.38%) |
| May 31, 2012 | 52.30 | 52.34 | 51.79 | 52.03 | 1,653,193 | +0.03(+0.06%) |
| May 30, 2012 | 52.49 | 52.59 | 51.98 | 52.00 | 2,328,093 | -0.26(-0.50%) |
| May 29, 2012 | 52.47 | 52.62 | 52.09 | 52.26 | 1,326,462 | +0.30(+0.58%) |
| May 25, 2012 | 51.91 | 52.26 | 51.83 | 51.96 | 889,399 | +0.23(+0.44%) |
| May 24, 2012 | 51.71 | 52.04 | 51.46 | 51.73 | 1,448,090 | +0.15(+0.29%) |
| May 23, 2012 | 52.03 | 52.08 | 51.20 | 51.58 | 1,756,930 | -0.65(-1.24%) |
| May 22, 2012 | 52.28 | 52.66 | 51.97 | 52.23 | 1,519,395 | +0.22(+0.42%) |
| May 21, 2012 | 51.72 | 52.05 | 51.60 | 52.01 | 1,405,473 | +0.29(+0.56%) |
| May 18, 2012 | 51.97 | 51.99 | 51.45 | 51.72 | 1,929,268 | +0.12(+0.23%) |
| May 17, 2012 | 52.19 | 52.25 | 51.58 | 51.60 | 1,454,462 | -0.50(-0.96%) |
| May 16, 2012 | 52.08 | 52.39 | 51.93 | 52.10 | 1,913,328 | -0.19(-0.36%) |
| May 15, 2012 | 52.36 | 52.61 | 52.23 | 52.29 | 1,638,326 | -0.36(-0.68%) |
| May 14, 2012 | 52.68 | 52.92 | 52.64 | 52.65 | 2,145,421 | -0.46(-0.87%) |
| May 11, 2012 | 53.04 | 53.59 | 53.02 | 53.11 | 1,249,982 | +0.09(+0.17%) |
| May 10, 2012 | 53.00 | 53.25 | 52.85 | 53.02 | 2,124,754 | -0.11(-0.21%) |
| May 09, 2012 | 53.00 | 53.44 | 52.90 | 53.13 | 2,318,997 | -0.84(-1.56%) |
| May 08, 2012 | 54.03 | 54.12 | 53.69 | 53.97 | 2,586,147 | -0.40(-0.74%) |
| May 07, 2012 | 54.11 | 54.49 | 54.05 | 54.37 | 1,585,985 | +0.27(+0.50%) |
| May 04, 2012 | 54.52 | 54.65 | 53.96 | 54.10 | 2,442,860 | -0.17(-0.31%) |
| May 03, 2012 | 54.39 | 54.46 | 54.08 | 54.27 | 2,297,634 | -0.29(-0.53%) |
| May 02, 2012 | 54.70 | 54.73 | 54.30 | 54.56 | 3,035,191 | -0.66(-1.20%) |
| May 01, 2012 | 55.28 | 55.54 | 55.05 | 55.22 | 1,512,187 | +0.05(+0.09%) |
| Apr 30, 2012 | 55.33 | 55.36 | 55.00 | 55.17 | 1,189,054 | +0.15(+0.27%) |
| Apr 27, 2012 | 55.18 | 55.34 | 54.99 | 55.02 | 1,497,208 | -0.09(-0.16%) |
| Apr 26, 2012 | 54.93 | 55.20 | 54.80 | 55.11 | 1,608,176 | +0.26(+0.47%) |
| Apr 25, 2012 | 54.59 | 55.05 | 54.45 | 54.85 | 2,290,752 | +0.04(+0.07%) |
| Apr 24, 2012 | 54.82 | 55.11 | 54.67 | 54.81 | 2,646,588 | -0.81(-1.46%) |
| Apr 23, 2012 | 55.61 | 55.80 | 55.24 | 55.62 | 2,008,439 | -0.76(-1.35%) |
| Apr 20, 2012 | 56.28 | 56.54 | 56.16 | 56.38 | 2,414,022 | +0.91(+1.64%) |
| Apr 19, 2012 | 55.34 | 55.75 | 55.19 | 55.47 | 3,353,527 | +0.02(+0.04%) |
| Apr 18, 2012 | 55.10 | 55.70 | 55.10 | 55.45 | 2,591,500 | -0.16(-0.29%) |
| Apr 17, 2012 | 55.16 | 55.79 | 55.13 | 55.61 | 3,284,576 | +0.41(+0.74%) |
| Apr 16, 2012 | 54.57 | 55.23 | 54.47 | 55.20 | 5,335,596 | +0.87(+1.60%) |
| Apr 13, 2012 | 54.31 | 54.51 | 54.06 | 54.33 | 3,522,940 | -0.67(-1.22%) |
| Apr 12, 2012 | 54.52 | 55.03 | 54.51 | 55.00 | 2,881,150 | +0.63(+1.16%) |
| Apr 11, 2012 | 54.20 | 54.64 | 54.18 | 54.37 | 4,532,367 | +0.12(+0.22%) |
| Apr 10, 2012 | 54.72 | 54.90 | 54.24 | 54.25 | 3,530,149 | -0.47(-0.86%) |
| Apr 09, 2012 | 54.86 | 54.91 | 54.50 | 54.72 | 1,170,239 | -0.12(-0.22%) |
| Apr 05, 2012 | 54.83 | 55.00 | 54.66 | 54.84 | 1,471,904 | -0.24(-0.44%) |
| Apr 04, 2012 | 55.21 | 55.39 | 54.80 | 55.08 | 3,544,332 | -0.83(-1.48%) |
| Apr 03, 2012 | 56.32 | 56.37 | 55.78 | 55.91 | 2,208,870 | -0.39(-0.69%) |
| Apr 02, 2012 | 55.71 | 56.47 | 55.62 | 56.30 | 2,076,590 | +0.89(+1.61%) |
| Mar 30, 2012 | 55.26 | 55.52 | 55.00 | 55.41 | 2,466,739 | +0.23(+0.42%) |
| Mar 29, 2012 | 54.74 | 55.18 | 54.70 | 55.18 | 1,931,306 | -0.21(-0.38%) |
| Mar 28, 2012 | 55.59 | 55.60 | 55.12 | 55.39 | 1,752,929 | +0.00(+0.00%) |
| Mar 27, 2012 | 55.27 | 55.45 | 55.14 | 55.39 | 2,213,534 | -0.27(-0.49%) |
| Mar 26, 2012 | 55.50 | 55.68 | 55.40 | 55.66 | 1,827,260 | +0.40(+0.72%) |
| Mar 23, 2012 | 55.08 | 55.31 | 54.99 | 55.26 | 2,138,013 | +0.01(+0.02%) |
| Mar 22, 2012 | 54.90 | 55.38 | 54.90 | 55.25 | 2,458,065 | -0.09(-0.16%) |
| Mar 21, 2012 | 55.36 | 55.51 | 55.14 | 55.34 | 2,818,931 | -0.12(-0.22%) |
| Mar 20, 2012 | 55.30 | 55.62 | 55.24 | 55.46 | 7,051,954 | -0.09(-0.16%) |
| Mar 19, 2012 | 54.87 | 55.71 | 54.82 | 55.55 | 3,429,166 | +0.76(+1.39%) |
| Mar 16, 2012 | 54.51 | 54.82 | 54.46 | 54.79 | 2,361,733 | +0.48(+0.88%) |
| Mar 15, 2012 | 54.29 | 54.59 | 54.09 | 54.31 | 2,472,127 | +0.04(+0.07%) |
| Mar 14, 2012 | 54.65 | 54.78 | 54.13 | 54.27 | 2,244,606 | -0.55(-1.00%) |
| Mar 13, 2012 | 54.65 | 54.93 | 54.58 | 54.82 | 1,724,990 | +0.14(+0.26%) |
| Mar 12, 2012 | 54.61 | 54.78 | 54.47 | 54.68 | 1,524,352 | +0.25(+0.46%) |
| Mar 09, 2012 | 54.35 | 54.53 | 54.26 | 54.43 | 1,592,895 | +0.30(+0.55%) |
| Mar 08, 2012 | 53.90 | 54.29 | 53.72 | 54.13 | 1,961,139 | +0.65(+1.22%) |
| Mar 07, 2012 | 53.28 | 53.83 | 53.25 | 53.48 | 2,348,594 | +0.17(+0.32%) |
| Mar 06, 2012 | 53.78 | 53.88 | 53.21 | 53.31 | 3,231,461 | -1.08(-1.99%) |
| Mar 05, 2012 | 54.51 | 54.66 | 54.36 | 54.39 | 2,134,898 | +0.37(+0.68%) |
| Mar 02, 2012 | 53.84 | 54.19 | 53.76 | 54.02 | 2,247,258 | -0.55(-1.01%) |