Historical Prices
Year:
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Aug 31, 2012 | 73.26 | 73.31 | 73.26 | 73.29 | 1,089,504 | +0.04(+0.06%) |
| Aug 30, 2012 | 73.25 | 73.26 | 73.23 | 73.25 | 766,597 | +0.01(+0.01%) |
| Aug 29, 2012 | 73.23 | 73.24 | 73.22 | 73.24 | 590,984 | +0.01(+0.01%) |
| Aug 27, 2012 | 73.24 | 73.24 | 73.23 | 73.23 | 842,852 | -0.01(-0.01%) |
| Aug 24, 2012 | 73.24 | 73.25 | 73.22 | 73.24 | 745,557 | +0.00(+0.00%) |
| Aug 23, 2012 | 73.24 | 73.26 | 73.23 | 73.24 | 563,723 | +0.01(+0.01%) |
| Aug 22, 2012 | 73.21 | 73.24 | 73.20 | 73.23 | 729,038 | +0.04(+0.06%) |
| Aug 21, 2012 | 73.19 | 73.20 | 73.17 | 73.19 | 1,914,635 | +0.00(+0.00%) |
| Aug 20, 2012 | 73.19 | 73.20 | 73.19 | 73.19 | 618,572 | +0.00(+0.00%) |
| Aug 17, 2012 | 73.20 | 73.20 | 73.19 | 73.19 | 665,427 | +0.01(+0.01%) |
| Aug 16, 2012 | 73.20 | 73.20 | 73.17 | 73.18 | 919,796 | -0.01(-0.01%) |
| Aug 15, 2012 | 73.20 | 73.20 | 73.19 | 73.19 | 800,180 | -0.03(-0.04%) |
| Aug 14, 2012 | 73.22 | 73.22 | 73.20 | 73.21 | 2,025,366 | -0.02(-0.02%) |
| Aug 13, 2012 | 73.22 | 73.23 | 73.22 | 73.23 | 713,658 | +0.01(+0.01%) |
| Aug 10, 2012 | 73.23 | 73.23 | 73.22 | 73.22 | 718,155 | +0.02(+0.02%) |
| Aug 09, 2012 | 73.20 | 73.21 | 73.20 | 73.20 | 642,587 | +0.00(+0.00%) |
| Aug 08, 2012 | 73.23 | 73.23 | 73.20 | 73.20 | 1,469,712 | -0.03(-0.04%) |
| Aug 07, 2012 | 73.25 | 73.25 | 73.22 | 73.23 | 742,653 | -0.03(-0.05%) |
| Aug 06, 2012 | 73.27 | 73.27 | 73.26 | 73.26 | 2,703,512 | +0.01(+0.01%) |
| Aug 03, 2012 | 73.26 | 73.27 | 73.25 | 73.26 | 1,048,429 | -0.03(-0.04%) |
| Aug 02, 2012 | 73.28 | 73.30 | 73.27 | 73.28 | 681,914 | +0.01(+0.01%) |
| Aug 01, 2012 | 73.31 | 73.31 | 73.27 | 73.27 | 2,320,616 | -0.01(-0.02%) |
| Jul 31, 2012 | 73.29 | 73.30 | 73.28 | 73.29 | 1,057,590 | +0.02(+0.02%) |
| Jul 30, 2012 | 73.26 | 73.28 | 73.25 | 73.27 | 2,674,244 | +0.03(+0.05%) |
| Jul 27, 2012 | 73.25 | 73.27 | 73.22 | 73.23 | 1,046,986 | -0.05(-0.07%) |
| Jul 26, 2012 | 73.28 | 73.29 | 73.28 | 73.29 | 2,339,563 | +0.00(+0.00%) |
| Jul 25, 2012 | 73.30 | 73.30 | 73.28 | 73.29 | 1,161,539 | +0.01(+0.01%) |
| Jul 24, 2012 | 73.29 | 73.29 | 73.28 | 73.28 | 3,308,857 | -0.02(-0.02%) |
| Jul 23, 2012 | 73.29 | 73.30 | 73.28 | 73.29 | 465,771 | +0.01(+0.01%) |
| Jul 20, 2012 | 73.28 | 73.29 | 73.27 | 73.29 | 2,590,879 | +0.01(+0.01%) |
| Jul 19, 2012 | 73.27 | 73.29 | 73.27 | 73.28 | 1,664,678 | +0.02(+0.02%) |
| Jul 18, 2012 | 73.24 | 73.27 | 73.24 | 73.26 | 3,458,459 | +0.02(+0.02%) |
| Jul 17, 2012 | 73.24 | 73.25 | 73.23 | 73.24 | 2,537,504 | -0.01(-0.01%) |
| Jul 16, 2012 | 73.25 | 73.27 | 73.25 | 73.25 | 958,221 | +0.03(+0.04%) |
| Jul 13, 2012 | 73.22 | 73.23 | 73.20 | 73.23 | 731,359 | +0.02(+0.02%) |
| Jul 12, 2012 | 73.20 | 73.21 | 73.19 | 73.21 | 411,543 | +0.02(+0.02%) |
| Jul 11, 2012 | 73.19 | 73.20 | 73.18 | 73.19 | 645,285 | +0.01(+0.01%) |
| Jul 10, 2012 | 73.20 | 73.20 | 73.18 | 73.18 | 565,342 | +0.00(+0.00%) |
| Jul 09, 2012 | 73.19 | 73.20 | 73.18 | 73.18 | 647,178 | +0.00(+0.00%) |
| Jul 06, 2012 | 73.18 | 73.19 | 73.17 | 73.18 | 1,849,188 | +0.02(+0.03%) |
| Jul 05, 2012 | 73.15 | 73.16 | 73.15 | 73.16 | 1,390,308 | +0.03(+0.04%) |
| Jul 03, 2012 | 73.14 | 73.16 | 73.13 | 73.13 | 1,300,808 | -0.02(-0.02%) |
| Jul 02, 2012 | 73.13 | 73.16 | 73.13 | 73.15 | 17,278,066 | +0.02(+0.03%) |
| Jun 29, 2012 | 73.11 | 73.14 | 73.11 | 73.12 | 1,341,993 | +0.00(+0.00%) |
| Jun 28, 2012 | 73.13 | 73.14 | 73.12 | 73.12 | 1,046,446 | +0.01(+0.01%) |
| Jun 27, 2012 | 73.13 | 73.13 | 73.10 | 73.12 | 3,606,587 | +0.00(+0.00%) |
| Jun 26, 2012 | 73.12 | 73.13 | 73.11 | 73.12 | 3,831,547 | -0.02(-0.02%) |
| Jun 25, 2012 | 73.12 | 73.15 | 73.12 | 73.13 | 3,416,195 | +0.00(+0.00%) |
| Jun 22, 2012 | 73.12 | 73.13 | 73.12 | 73.13 | 1,434,449 | +0.01(+0.01%) |
| Jun 21, 2012 | 73.12 | 73.13 | 73.12 | 73.12 | 808,710 | +0.01(+0.01%) |
| Jun 20, 2012 | 73.15 | 73.16 | 73.11 | 73.12 | 3,512,231 | -0.03(-0.04%) |
| Jun 19, 2012 | 73.15 | 73.16 | 73.14 | 73.14 | 2,032,569 | -0.01(-0.01%) |
| Jun 18, 2012 | 73.16 | 73.16 | 73.14 | 73.15 | 4,388,653 | -0.02(-0.02%) |
| Jun 15, 2012 | 73.15 | 73.17 | 73.14 | 73.17 | 552,408 | +0.03(+0.04%) |
| Jun 14, 2012 | 73.16 | 73.16 | 73.13 | 73.14 | 1,149,061 | +0.01(+0.01%) |
| Jun 13, 2012 | 73.15 | 73.15 | 73.12 | 73.13 | 619,955 | -0.01(-0.01%) |
| Jun 12, 2012 | 73.17 | 73.17 | 73.12 | 73.14 | 1,832,724 | -0.03(-0.05%) |
| Jun 11, 2012 | 73.15 | 73.18 | 73.15 | 73.18 | 1,229,073 | +0.00(+0.00%) |
| Jun 08, 2012 | 73.19 | 73.19 | 73.17 | 73.18 | 1,258,008 | +0.00(+0.00%) |
| Jun 07, 2012 | 73.19 | 73.19 | 73.15 | 73.18 | 3,344,530 | -0.01(-0.01%) |
| Jun 06, 2012 | 73.21 | 73.21 | 73.18 | 73.19 | 1,595,061 | -0.03(-0.04%) |
| Jun 05, 2012 | 73.20 | 73.21 | 73.19 | 73.21 | 1,922,364 | +0.02(+0.02%) |
| Jun 04, 2012 | 73.20 | 73.21 | 73.19 | 73.19 | 6,691,494 | -0.01(-0.01%) |
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