| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 582.97 | 587.69 | 578.08 | 580.70 | 0 | -1.64(-0.28%) |
| Feb 28, 2012 | 579.52 | 584.61 | 576.23 | 582.35 | 0 | -1.60(-0.27%) |
| Feb 27, 2012 | 577.84 | 586.95 | 574.39 | 583.95 | 0 | +3.52(+0.61%) |
| Feb 24, 2012 | 584.24 | 587.25 | 577.99 | 580.43 | 0 | -3.46(-0.59%) |
| Feb 23, 2012 | 579.75 | 585.86 | 577.20 | 583.89 | 0 | +3.86(+0.67%) |
| Feb 22, 2012 | 582.01 | 585.82 | 577.79 | 580.02 | 0 | -3.09(-0.53%) |
| Feb 21, 2012 | 582.23 | 587.81 | 578.13 | 583.11 | 0 | +1.61(+0.28%) |
| Feb 20, 2012 | 582.15 | 585.50 | 576.50 | 581.50 | 0 | +0.01(+0.00%) |
| Feb 17, 2012 | 582.21 | 585.49 | 576.50 | 581.49 | 0 | +1.13(+0.19%) |
| Feb 16, 2012 | 573.98 | 583.82 | 570.79 | 580.36 | 0 | +5.82(+1.01%) |
| Feb 15, 2012 | 580.61 | 584.08 | 571.86 | 574.54 | 0 | -1.32(-0.23%) |
| Feb 14, 2012 | 577.93 | 579.89 | 571.01 | 575.86 | 0 | -4.43(-0.76%) |
| Feb 13, 2012 | 579.49 | 583.19 | 576.67 | 580.29 | 0 | +5.00(+0.87%) |
| Feb 10, 2012 | 574.06 | 578.67 | 570.16 | 575.29 | 0 | -4.20(-0.72%) |
| Feb 09, 2012 | 579.48 | 583.63 | 574.20 | 579.49 | 0 | +1.48(+0.26%) |
| Feb 08, 2012 | 576.51 | 581.74 | 572.96 | 578.01 | 0 | +2.50(+0.43%) |
| Feb 07, 2012 | 573.52 | 579.83 | 569.44 | 575.51 | 0 | +0.24(+0.04%) |
| Feb 06, 2012 | 571.87 | 577.21 | 569.26 | 575.27 | 0 | +0.96(+0.17%) |
| Feb 03, 2012 | 570.28 | 577.09 | 567.81 | 574.32 | 0 | +10.60(+1.88%) |
| Feb 02, 2012 | 563.90 | 568.17 | 558.86 | 563.72 | 0 | +1.25(+0.22%) |
| Feb 01, 2012 | 560.72 | 568.17 | 556.92 | 562.47 | 0 | +8.09(+1.46%) |
| Jan 31, 2012 | 556.06 | 558.56 | 548.67 | 554.38 | 0 | +2.39(+0.43%) |
| Jan 30, 2012 | 549.55 | 554.86 | 545.25 | 551.99 | 0 | -2.60(-0.47%) |
| Jan 27, 2012 | 554.49 | 559.90 | 550.02 | 554.59 | 0 | -1.55(-0.28%) |
| Jan 26, 2012 | 562.78 | 566.43 | 552.76 | 556.15 | 0 | -5.78(-1.03%) |
| Jan 25, 2012 | 555.77 | 564.03 | 551.43 | 561.92 | 0 | +4.21(+0.75%) |
| Jan 24, 2012 | 555.00 | 560.53 | 550.63 | 557.72 | 0 | -1.27(-0.23%) |
| Jan 23, 2012 | 559.76 | 565.10 | 554.49 | 558.98 | 0 | -0.50(-0.09%) |
| Jan 20, 2012 | 556.56 | 561.67 | 552.46 | 559.49 | 0 | +0.53(+0.10%) |
| Jan 19, 2012 | 558.06 | 563.52 | 552.50 | 558.95 | 0 | +5.25(+0.95%) |
| Jan 18, 2012 | 546.80 | 555.17 | 543.96 | 553.70 | 0 | +7.48(+1.37%) |
| Jan 17, 2012 | 548.87 | 554.64 | 543.42 | 546.22 | 0 | -1.89(-0.35%) |
| Jan 16, 2012 | 545.82 | 550.77 | 540.56 | 548.11 | 0 | +0.00(+0.00%) |
| Jan 13, 2012 | 545.81 | 550.77 | 540.57 | 548.11 | 0 | -3.95(-0.72%) |
| Jan 12, 2012 | 551.31 | 555.91 | 545.98 | 552.07 | 0 | +2.58(+0.47%) |
| Jan 11, 2012 | 545.26 | 553.19 | 541.03 | 549.49 | 0 | +4.75(+0.87%) |
| Jan 10, 2012 | 542.83 | 549.02 | 539.53 | 544.74 | 0 | +6.42(+1.19%) |
| Jan 09, 2012 | 536.93 | 542.13 | 533.13 | 538.32 | 0 | +2.93(+0.55%) |
| Jan 06, 2012 | 537.78 | 541.56 | 530.89 | 535.39 | 0 | -4.59(-0.85%) |
| Jan 05, 2012 | 531.70 | 542.49 | 526.94 | 539.98 | 0 | +6.46(+1.21%) |
| Jan 04, 2012 | 531.50 | 537.29 | 527.02 | 533.53 | 0 | +11.64(+2.23%) |
| Dec 30, 2011 | 521.76 | 525.18 | 518.73 | 521.89 | 0 | -1.07(-0.20%) |
| Dec 29, 2011 | 517.83 | 524.05 | 515.85 | 522.96 | 0 | +6.30(+1.22%) |
| Dec 28, 2011 | 523.34 | 524.73 | 515.14 | 516.65 | 0 | -7.18(-1.37%) |
| Dec 27, 2011 | 523.88 | 527.67 | 520.81 | 523.83 | 0 | -0.41(-0.08%) |
| Dec 23, 2011 | 520.70 | 525.87 | 518.35 | 524.24 | 0 | +11.53(+2.25%) |
| Dec 21, 2011 | 511.75 | 516.05 | 504.75 | 512.71 | 0 | +0.60(+0.12%) |
| Dec 20, 2011 | 504.81 | 514.71 | 502.33 | 512.11 | 0 | +13.30(+2.67%) |
| Dec 19, 2011 | 509.40 | 511.72 | 496.36 | 498.81 | 0 | -8.82(-1.74%) |
| Dec 16, 2011 | 507.82 | 514.66 | 503.12 | 507.63 | 0 | +1.78(+0.35%) |
| Dec 15, 2011 | 508.41 | 512.57 | 502.04 | 505.84 | 0 | +3.16(+0.63%) |
| Dec 14, 2011 | 505.14 | 510.43 | 499.89 | 502.69 | 0 | -5.68(-1.12%) |
| Dec 13, 2011 | 516.35 | 520.84 | 505.04 | 508.36 | 0 | -4.75(-0.93%) |
| Dec 12, 2011 | 512.70 | 516.81 | 506.43 | 513.11 | 0 | -3.86(-0.75%) |
| Dec 09, 2011 | 513.50 | 520.69 | 510.51 | 516.97 | 0 | +6.92(+1.36%) |
| Dec 08, 2011 | 519.76 | 522.24 | 508.12 | 510.05 | 0 | -13.41(-2.56%) |
| Dec 07, 2011 | 517.00 | 525.84 | 512.98 | 523.46 | 0 | +4.35(+0.84%) |
| Dec 06, 2011 | 520.03 | 524.56 | 516.08 | 519.11 | 0 | -1.59(-0.30%) |
| Dec 05, 2011 | 523.64 | 527.73 | 516.79 | 520.70 | 0 | +5.48(+1.06%) |
| Dec 02, 2011 | 517.12 | 522.95 | 512.40 | 515.22 | 0 | +4.32(+0.85%) |