Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2012 | 541.56 | 547.61 | 535.70 | 542.44 | 33,968,991 | +7.03(+1.31%) |
| Feb 28, 2012 | 527.96 | 535.41 | 525.85 | 535.41 | 21,382,197 | +9.65(+1.84%) |
| Feb 27, 2012 | 521.31 | 528.50 | 516.28 | 525.76 | 19,515,009 | +3.35(+0.64%) |
| Feb 24, 2012 | 519.67 | 522.90 | 518.64 | 522.41 | 14,831,415 | +6.02(+1.17%) |
| Feb 23, 2012 | 515.08 | 517.83 | 509.50 | 516.39 | 20,269,121 | +3.35(+0.65%) |
| Feb 22, 2012 | 513.08 | 515.49 | 509.07 | 513.04 | 17,236,749 | -1.81(-0.35%) |
| Feb 21, 2012 | 506.88 | 514.85 | 504.12 | 514.85 | 21,520,000 | +12.73(+2.54%) |
| Feb 17, 2012 | 503.11 | 507.77 | 500.30 | 502.12 | 19,135,313 | -0.09(-0.02%) |
| Feb 16, 2012 | 491.50 | 504.89 | 486.63 | 502.21 | 33,706,492 | +4.54(+0.91%) |
| Feb 15, 2012 | 514.26 | 526.29 | 496.89 | 497.67 | 53,692,523 | -11.79(-2.31%) |
| Feb 14, 2012 | 504.66 | 509.56 | 502.00 | 509.46 | 16,439,324 | +6.86(+1.36%) |
| Feb 13, 2012 | 499.53 | 503.83 | 497.09 | 502.60 | 18,449,398 | +9.18(+1.86%) |
| Feb 10, 2012 | 490.96 | 497.62 | 488.55 | 493.42 | 22,546,425 | +0.25(+0.05%) |
| Feb 09, 2012 | 480.76 | 496.75 | 480.56 | 493.17 | 31,519,212 | +16.49(+3.46%) |
| Feb 08, 2012 | 470.50 | 476.79 | 469.70 | 476.68 | 14,542,644 | +7.85(+1.67%) |
| Feb 07, 2012 | 465.25 | 469.75 | 464.58 | 468.83 | 11,279,063 | +4.86(+1.05%) |
| Feb 06, 2012 | 458.38 | 464.98 | 458.20 | 463.97 | 8,906,856 | +4.29(+0.93%) |
| Feb 03, 2012 | 457.30 | 460.00 | 455.56 | 459.68 | 10,245,287 | +4.56(+1.00%) |
| Feb 02, 2012 | 455.90 | 457.17 | 453.98 | 455.12 | 6,662,887 | -1.07(-0.23%) |
| Feb 01, 2012 | 458.41 | 458.99 | 455.55 | 456.19 | 9,623,809 | -0.29(-0.06%) |
| Jan 31, 2012 | 455.59 | 458.24 | 453.07 | 456.48 | 13,988,533 | +3.47(+0.77%) |
| Jan 30, 2012 | 445.71 | 453.90 | 445.39 | 453.01 | 13,529,143 | +5.73(+1.28%) |
| Jan 27, 2012 | 444.34 | 448.48 | 443.77 | 447.28 | 10,710,233 | +2.65(+0.60%) |
| Jan 26, 2012 | 448.36 | 448.79 | 443.14 | 444.63 | 11,570,352 | -2.03(-0.45%) |
| Jan 25, 2012 | 454.44 | 454.45 | 443.73 | 446.66 | 34,203,678 | +26.25(+6.24%) |
| Jan 24, 2012 | 425.10 | 425.10 | 419.55 | 420.41 | 19,080,909 | -7.00(-1.64%) |
| Jan 23, 2012 | 422.67 | 428.45 | 422.30 | 427.41 | 10,903,726 | +7.11(+1.69%) |
| Jan 20, 2012 | 427.49 | 427.50 | 419.75 | 420.30 | 14,784,607 | -7.45(-1.74%) |
| Jan 19, 2012 | 430.15 | 431.37 | 426.51 | 427.75 | 9,329,690 | -1.36(-0.32%) |
| Jan 18, 2012 | 426.96 | 429.47 | 426.30 | 429.11 | 9,872,137 | +4.41(+1.04%) |
| Jan 17, 2012 | 424.20 | 425.99 | 422.96 | 424.70 | 8,657,697 | +4.89(+1.16%) |
| Jan 13, 2012 | 419.70 | 420.45 | 418.66 | 419.81 | 8,077,107 | -1.58(-0.37%) |
| Jan 12, 2012 | 422.28 | 422.90 | 418.75 | 421.39 | 7,592,319 | -1.16(-0.27%) |
| Jan 11, 2012 | 422.68 | 422.85 | 419.31 | 422.55 | 7,681,119 | -0.69(-0.16%) |
| Jan 10, 2012 | 425.91 | 426.00 | 421.50 | 423.24 | 9,219,461 | +1.51(+0.36%) |
| Jan 09, 2012 | 425.50 | 427.75 | 421.35 | 421.73 | 14,058,569 | -0.67(-0.16%) |
| Jan 06, 2012 | 419.77 | 422.75 | 419.22 | 422.40 | 11,370,916 | +4.37(+1.05%) |
| Jan 05, 2012 | 414.95 | 418.55 | 412.67 | 418.03 | 9,675,796 | +4.59(+1.11%) |
| Jan 04, 2012 | 410.00 | 414.68 | 409.28 | 413.44 | 9,286,403 | +8.44(+2.08%) |
| Dec 30, 2011 | 405.24 | 406.28 | 403.49 | 405.00 | 6,420,530 | -0.12(-0.03%) |
| Dec 29, 2011 | 403.40 | 405.65 | 400.51 | 405.12 | 7,682,137 | +2.48(+0.62%) |
| Dec 28, 2011 | 406.89 | 408.25 | 401.34 | 402.64 | 8,157,218 | -3.89(-0.96%) |
| Dec 27, 2011 | 403.10 | 409.09 | 403.02 | 406.53 | 9,463,023 | +3.20(+0.79%) |
| Dec 23, 2011 | 399.69 | 403.59 | 399.49 | 403.33 | 9,628,852 | +6.88(+1.74%) |
| Dec 21, 2011 | 396.69 | 397.30 | 392.01 | 396.45 | 9,354,511 | +0.49(+0.13%) |
| Dec 20, 2011 | 387.76 | 396.10 | 387.26 | 395.95 | 12,022,397 | +13.74(+3.59%) |
| Dec 19, 2011 | 382.47 | 384.85 | 380.48 | 382.21 | 8,386,352 | +1.19(+0.31%) |
| Dec 16, 2011 | 380.36 | 384.15 | 379.57 | 381.02 | 15,056,343 | +2.08(+0.55%) |
| Dec 15, 2011 | 383.33 | 383.74 | 378.31 | 378.94 | 9,149,707 | -1.25(-0.33%) |
| Dec 14, 2011 | 386.70 | 387.38 | 377.68 | 380.19 | 14,530,156 | -8.62(-2.22%) |
| Dec 13, 2011 | 393.00 | 395.40 | 387.10 | 388.81 | 12,104,364 | -3.03(-0.77%) |
| Dec 12, 2011 | 391.68 | 393.90 | 389.45 | 391.84 | 10,689,349 | -1.78(-0.45%) |
| Dec 09, 2011 | 392.85 | 394.04 | 391.03 | 393.62 | 10,612,255 | +2.96(+0.76%) |
| Dec 08, 2011 | 391.45 | 395.50 | 390.23 | 390.66 | 13,427,655 | +1.57(+0.40%) |
| Dec 07, 2011 | 389.93 | 390.94 | 386.76 | 389.09 | 10,883,131 | -1.86(-0.48%) |
| Dec 06, 2011 | 392.51 | 394.63 | 389.38 | 390.95 | 10,123,832 | -2.06(-0.52%) |
| Dec 05, 2011 | 393.49 | 396.41 | 390.39 | 393.01 | 12,756,749 | +3.31(+0.85%) |
| Dec 02, 2011 | 389.83 | 393.63 | 388.58 | 389.70 | 13,545,470 | +1.77(+0.46%) |
