| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2013 | 41.12 | 41.29 | 40.92 | 40.97 | 11,139,942 | -0.03(-0.07%) |
| Feb 27, 2013 | 40.25 | 41.12 | 40.19 | 41.00 | 10,214,039 | +0.76(+1.89%) |
| Feb 26, 2013 | 40.11 | 40.33 | 39.97 | 40.24 | 14,203,890 | +0.24(+0.60%) |
| Feb 25, 2013 | 41.06 | 41.11 | 39.98 | 40.00 | 10,921,229 | -0.84(-2.06%) |
| Feb 22, 2013 | 40.67 | 40.89 | 40.67 | 40.84 | 9,693,368 | +0.32(+0.79%) |
| Feb 21, 2013 | 40.66 | 40.73 | 40.34 | 40.52 | 15,582,707 | -0.30(-0.73%) |
| Feb 20, 2013 | 41.41 | 41.42 | 40.79 | 40.82 | 10,619,161 | -0.54(-1.31%) |
| Feb 19, 2013 | 41.22 | 41.39 | 41.10 | 41.36 | 8,524,867 | +0.30(+0.73%) |
| Feb 15, 2013 | 41.10 | 41.17 | 40.93 | 41.06 | 8,009,108 | +0.02(+0.05%) |
| Feb 14, 2013 | 40.80 | 41.06 | 40.73 | 41.04 | 9,256,084 | +0.06(+0.15%) |
| Feb 13, 2013 | 40.97 | 41.12 | 40.85 | 40.98 | 6,412,153 | +0.22(+0.54%) |
| Feb 12, 2013 | 40.66 | 40.83 | 40.65 | 40.76 | 5,780,023 | +0.18(+0.44%) |
| Feb 11, 2013 | 40.53 | 40.64 | 40.49 | 40.58 | 7,718,633 | -0.03(-0.07%) |
| Feb 08, 2013 | 40.51 | 40.64 | 40.44 | 40.61 | 7,165,161 | +0.16(+0.40%) |
| Feb 07, 2013 | 40.56 | 40.60 | 40.15 | 40.45 | 8,006,981 | -0.05(-0.12%) |
| Feb 06, 2013 | 40.35 | 40.53 | 40.26 | 40.50 | 11,049,426 | +0.38(+0.95%) |
| Feb 04, 2013 | 40.27 | 40.35 | 40.07 | 40.12 | 8,989,542 | -0.35(-0.86%) |
| Feb 01, 2013 | 40.33 | 40.52 | 40.24 | 40.47 | 8,661,489 | +0.39(+0.97%) |
| Jan 31, 2013 | 40.08 | 40.28 | 39.99 | 40.08 | 9,929,233 | -0.14(-0.35%) |
| Jan 30, 2013 | 40.55 | 40.64 | 40.20 | 40.22 | 6,991,176 | -0.37(-0.91%) |
| Jan 29, 2013 | 40.41 | 40.60 | 40.35 | 40.59 | 5,456,045 | +0.09(+0.22%) |
| Jan 28, 2013 | 40.63 | 40.65 | 40.32 | 40.50 | 5,583,473 | +0.03(+0.07%) |
| Jan 25, 2013 | 40.47 | 40.52 | 40.29 | 40.47 | 6,908,860 | +0.13(+0.32%) |
| Jan 24, 2013 | 40.11 | 40.91 | 40.07 | 40.34 | 6,892,965 | +0.24(+0.60%) |
| Jan 23, 2013 | 40.00 | 40.16 | 39.90 | 40.10 | 6,430,174 | +0.01(+0.02%) |
| Jan 22, 2013 | 39.84 | 40.09 | 39.77 | 40.09 | 7,550,193 | +0.16(+0.40%) |
| Jan 18, 2013 | 39.77 | 39.96 | 39.59 | 39.93 | 10,912,944 | +0.32(+0.81%) |
| Jan 17, 2013 | 39.38 | 39.68 | 39.28 | 39.61 | 11,889,973 | +0.42(+1.07%) |
| Jan 16, 2013 | 39.14 | 39.21 | 39.08 | 39.19 | 7,569,826 | -0.16(-0.41%) |
| Jan 15, 2013 | 39.03 | 39.39 | 39.02 | 39.35 | 5,115,139 | +0.11(+0.28%) |
| Jan 14, 2013 | 39.16 | 39.25 | 39.07 | 39.24 | 6,250,475 | +0.15(+0.38%) |
| Jan 12, 2013 | 39.12 | 39.19 | 39.01 | 39.09 | 6,999,829 | +0.00(+0.00%) |
| Jan 11, 2013 | 39.12 | 39.19 | 39.01 | 39.09 | 6,999,829 | -0.14(-0.36%) |
| Jan 10, 2013 | 39.24 | 39.26 | 38.95 | 39.23 | 11,710,266 | +0.19(+0.49%) |
| Jan 09, 2013 | 38.80 | 39.12 | 38.77 | 39.04 | 6,851,629 | +0.39(+1.01%) |
| Jan 08, 2013 | 38.83 | 38.92 | 38.52 | 38.65 | 7,543,380 | -0.30(-0.77%) |
| Jan 07, 2013 | 39.00 | 39.03 | 38.81 | 38.95 | 5,513,729 | -0.17(-0.43%) |
| Jan 04, 2013 | 38.98 | 39.15 | 38.89 | 39.12 | 6,466,342 | +0.29(+0.75%) |
| Jan 03, 2013 | 38.77 | 39.09 | 38.73 | 38.83 | 9,592,078 | +0.02(+0.05%) |
| Jan 02, 2013 | 38.78 | 38.82 | 38.55 | 38.81 | 14,885,624 | +0.91(+2.40%) |
| Dec 31, 2012 | 37.12 | 37.93 | 37.04 | 37.90 | 13,403,492 | +0.68(+1.83%) |
| Dec 28, 2012 | 37.34 | 37.62 | 37.18 | 37.22 | 6,625,942 | -0.41(-1.09%) |
| Dec 27, 2012 | 37.74 | 37.77 | 37.23 | 37.63 | 6,386,957 | -0.06(-0.16%) |
| Dec 26, 2012 | 37.93 | 37.96 | 37.64 | 37.69 | 6,267,207 | -0.13(-0.34%) |
| Dec 24, 2012 | 37.84 | 37.93 | 37.75 | 37.82 | 1,647,009 | -0.11(-0.29%) |
| Dec 21, 2012 | 37.62 | 37.99 | 37.50 | 37.93 | 10,871,620 | -0.52(-1.35%) |
| Dec 20, 2012 | 38.30 | 38.45 | 38.21 | 38.45 | 7,665,746 | +0.20(+0.52%) |
| Dec 19, 2012 | 38.52 | 38.53 | 38.23 | 38.25 | 15,895,352 | -0.21(-0.55%) |
| Dec 18, 2012 | 38.01 | 38.50 | 37.91 | 38.46 | 11,656,686 | +0.49(+1.29%) |
| Dec 17, 2012 | 37.80 | 37.98 | 37.72 | 37.97 | 9,667,042 | +0.35(+0.93%) |
| Dec 14, 2012 | 37.61 | 37.83 | 37.60 | 37.62 | 6,747,840 | -0.08(-0.21%) |
| Dec 13, 2012 | 37.75 | 37.98 | 37.58 | 37.70 | 9,328,334 | -0.12(-0.32%) |
| Dec 12, 2012 | 37.95 | 38.12 | 37.78 | 37.82 | 6,911,421 | +0.06(+0.16%) |
| Dec 11, 2012 | 37.88 | 37.97 | 37.68 | 37.76 | 9,455,270 | +0.08(+0.21%) |
| Dec 10, 2012 | 37.48 | 37.72 | 37.39 | 37.68 | 7,387,765 | +0.19(+0.49%) |
| Dec 07, 2012 | 37.46 | 37.51 | 37.25 | 37.49 | 6,770,941 | +0.24(+0.66%) |
| Dec 06, 2012 | 37.24 | 37.29 | 37.01 | 37.25 | 5,501,573 | -0.01(-0.03%) |
| Dec 05, 2012 | 36.95 | 37.40 | 36.71 | 37.26 | 13,665,023 | +0.39(+1.06%) |