| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2011 | 75.42 | 76.82 | 74.62 | 75.85 | 907,946 | +0.40(+0.53%) |
| Feb 25, 2011 | 74.87 | 76.33 | 74.58 | 75.45 | 666,349 | +0.81(+1.09%) |
| Feb 24, 2011 | 72.13 | 75.51 | 71.11 | 74.64 | 957,935 | +2.84(+3.96%) |
| Feb 23, 2011 | 73.74 | 74.27 | 71.45 | 71.80 | 780,229 | -2.02(-2.74%) |
| Feb 22, 2011 | 72.52 | 74.69 | 72.50 | 73.82 | 1,284,441 | +1.15(+1.58%) |
| Feb 18, 2011 | 69.98 | 73.69 | 69.98 | 72.67 | 1,549,783 | +2.90(+4.16%) |
| Feb 17, 2011 | 70.23 | 70.83 | 69.10 | 69.77 | 809,124 | -0.03(-0.04%) |
| Feb 16, 2011 | 68.49 | 71.24 | 68.05 | 69.80 | 630,757 | +1.67(+2.45%) |
| Feb 15, 2011 | 68.16 | 68.20 | 67.10 | 68.13 | 523,401 | +0.05(+0.07%) |
| Feb 14, 2011 | 68.37 | 68.75 | 67.75 | 68.08 | 469,915 | -0.25(-0.37%) |
| Feb 11, 2011 | 68.35 | 68.86 | 67.23 | 68.33 | 768,273 | +0.03(+0.04%) |
| Feb 10, 2011 | 65.27 | 69.42 | 65.25 | 68.30 | 1,055,171 | +2.68(+4.08%) |
| Feb 09, 2011 | 65.56 | 65.95 | 64.47 | 65.62 | 480,133 | +0.06(+0.09%) |
| Feb 08, 2011 | 66.01 | 66.01 | 64.03 | 65.56 | 881,492 | -0.68(-1.03%) |
| Feb 07, 2011 | 65.01 | 67.39 | 64.63 | 66.24 | 564,388 | +1.70(+2.63%) |
| Feb 04, 2011 | 66.39 | 66.60 | 64.24 | 64.54 | 901,959 | -2.52(-3.76%) |
| Feb 03, 2011 | 66.73 | 67.50 | 66.12 | 67.06 | 508,608 | +0.48(+0.72%) |
| Feb 02, 2011 | 66.09 | 67.71 | 66.04 | 66.58 | 668,320 | +0.16(+0.24%) |
| Feb 01, 2011 | 66.12 | 67.00 | 64.57 | 66.42 | 1,106,694 | +0.58(+0.88%) |
| Jan 31, 2011 | 65.72 | 67.15 | 64.85 | 65.84 | 1,009,445 | +0.33(+0.50%) |
| Jan 28, 2011 | 67.20 | 67.65 | 65.32 | 65.51 | 1,360,448 | -3.92(-5.65%) |
| Jan 27, 2011 | 70.26 | 70.26 | 68.56 | 69.43 | 920,191 | -1.65(-2.32%) |
| Jan 26, 2011 | 75.25 | 75.55 | 70.71 | 71.08 | 1,499,585 | +0.36(+0.51%) |
| Jan 25, 2011 | 72.52 | 72.95 | 70.08 | 70.72 | 1,382,781 | -1.79(-2.47%) |
| Jan 24, 2011 | 71.96 | 74.50 | 71.22 | 72.51 | 1,447,721 | +0.78(+1.09%) |
| Jan 21, 2011 | 69.47 | 71.77 | 69.21 | 71.73 | 1,986,556 | +2.25(+3.24%) |
| Jan 20, 2011 | 62.38 | 70.00 | 62.38 | 69.48 | 3,991,991 | +6.74(+10.74%) |
| Jan 19, 2011 | 66.66 | 66.86 | 62.66 | 62.74 | 1,173,735 | -3.30(-5.00%) |
| Jan 18, 2011 | 66.12 | 66.30 | 63.83 | 66.04 | 993,188 | +0.69(+1.06%) |
| Jan 14, 2011 | 64.00 | 65.40 | 64.00 | 65.35 | 713,974 | +1.26(+1.97%) |
| Jan 13, 2011 | 63.02 | 64.18 | 62.50 | 64.09 | 603,897 | +0.97(+1.54%) |
| Jan 12, 2011 | 60.81 | 65.18 | 60.81 | 63.12 | 1,435,950 | +2.47(+4.07%) |
| Jan 11, 2011 | 58.31 | 60.89 | 56.37 | 60.65 | 1,255,190 | +4.17(+7.38%) |
| Jan 10, 2011 | 57.40 | 59.37 | 55.66 | 56.48 | 2,237,510 | -8.07(-12.50%) |
| Jan 07, 2011 | 64.94 | 66.43 | 63.71 | 64.55 | 439,705 | -0.26(-0.40%) |
| Jan 06, 2011 | 64.62 | 65.40 | 64.42 | 64.81 | 401,958 | +0.31(+0.48%) |
| Jan 05, 2011 | 62.25 | 64.67 | 62.23 | 64.50 | 528,379 | +2.15(+3.45%) |
| Jan 04, 2011 | 64.87 | 64.95 | 60.93 | 62.35 | 718,826 | -2.51(-3.87%) |
| Jan 03, 2011 | 64.02 | 65.30 | 63.62 | 64.86 | 433,234 | +1.17(+1.84%) |
| Dec 31, 2010 | 65.70 | 65.70 | 63.42 | 63.69 | 505,564 | -2.01(-3.06%) |
| Dec 30, 2010 | 63.59 | 66.01 | 63.53 | 65.70 | 320,337 | +1.96(+3.07%) |
| Dec 29, 2010 | 63.57 | 64.47 | 62.95 | 63.74 | 392,898 | +0.55(+0.87%) |
| Dec 28, 2010 | 63.20 | 63.45 | 62.24 | 63.19 | 258,786 | +0.06(+0.10%) |
| Dec 27, 2010 | 64.71 | 64.77 | 63.01 | 63.13 | 235,750 | -1.85(-2.85%) |
| Dec 23, 2010 | 63.72 | 65.75 | 63.57 | 64.98 | 376,532 | +1.11(+1.74%) |
| Dec 22, 2010 | 62.64 | 64.00 | 62.20 | 63.87 | 313,667 | +1.49(+2.39%) |
| Dec 21, 2010 | 64.66 | 65.18 | 62.32 | 62.38 | 513,123 | -2.20(-3.41%) |
| Dec 20, 2010 | 62.78 | 64.73 | 62.73 | 64.58 | 714,398 | +1.86(+2.97%) |
| Dec 17, 2010 | 61.23 | 62.86 | 60.70 | 62.72 | 736,850 | +1.57(+2.57%) |
| Dec 16, 2010 | 61.04 | 61.95 | 60.55 | 61.15 | 337,327 | +0.27(+0.44%) |
| Dec 15, 2010 | 62.07 | 63.28 | 60.42 | 60.88 | 580,223 | -0.68(-1.10%) |
| Dec 14, 2010 | 62.54 | 62.67 | 61.38 | 61.56 | 348,130 | -0.73(-1.17%) |
| Dec 13, 2010 | 61.93 | 63.90 | 61.56 | 62.29 | 1,013,832 | +0.29(+0.47%) |
| Dec 10, 2010 | 60.69 | 63.58 | 58.67 | 62.00 | 1,447,154 | +1.63(+2.70%) |
| Dec 09, 2010 | 61.66 | 61.96 | 60.16 | 60.37 | 624,526 | -2.24(-3.58%) |
| Dec 08, 2010 | 59.34 | 63.20 | 59.34 | 62.61 | 1,196,613 | +3.52(+5.96%) |
| Dec 07, 2010 | 59.98 | 60.53 | 59.03 | 59.09 | 465,913 | -0.80(-1.34%) |
| Dec 06, 2010 | 59.47 | 60.54 | 59.47 | 59.89 | 584,157 | +0.15(+0.25%) |
| Dec 03, 2010 | 58.79 | 60.77 | 58.32 | 59.74 | 613,126 | +1.04(+1.77%) |
| Dec 02, 2010 | 57.15 | 59.35 | 57.15 | 58.70 | 578,221 | +1.58(+2.77%) |