Historical Prices
| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Dec 31, 2007 | 57.97 | 58.07 | 57.25 | 57.42 | 26,100 | -0.34(-0.59%) |
| Dec 28, 2007 | 57.60 | 57.96 | 57.41 | 57.76 | 34,600 | -0.18(-0.31%) |
| Dec 27, 2007 | 58.02 | 58.17 | 57.66 | 57.94 | 70,900 | -0.23(-0.40%) |
| Dec 26, 2007 | 58.25 | 58.25 | 57.60 | 58.17 | 29,800 | +0.05(+0.09%) |
| Dec 24, 2007 | 57.53 | 58.12 | 57.26 | 58.12 | 16,000 | +0.40(+0.69%) |
| Dec 21, 2007 | 57.49 | 57.82 | 57.38 | 57.72 | 51,600 | +0.23(+0.40%) |
| Dec 20, 2007 | 57.64 | 57.64 | 57.23 | 57.49 | 58,057 | -0.57(-0.98%) |
| Dec 19, 2007 | 57.74 | 58.40 | 57.71 | 58.06 | 37,600 | +0.17(+0.29%) |
| Dec 18, 2007 | 58.40 | 58.41 | 57.22 | 57.89 | 97,600 | -1.27(-2.15%) |
| Dec 17, 2007 | 59.45 | 59.90 | 59.00 | 59.16 | 205,228 | -2.34(-3.80%) |
| Dec 14, 2007 | 59.94 | 64.07 | 59.82 | 61.50 | 626,000 | +0.88(+1.45%) |
| Dec 13, 2007 | 61.88 | 61.94 | 60.22 | 60.62 | 40,343 | -1.00(-1.62%) |
| Dec 12, 2007 | 62.04 | 62.61 | 61.19 | 61.62 | 54,477 | +0.17(+0.28%) |
| Dec 11, 2007 | 62.50 | 62.53 | 61.15 | 61.45 | 132,400 | -0.43(-0.69%) |
| Dec 10, 2007 | 61.91 | 62.32 | 61.75 | 61.88 | 32,400 | +0.12(+0.19%) |
| Dec 07, 2007 | 61.84 | 61.86 | 61.20 | 61.76 | 51,100 | +1.58(+2.63%) |
| Dec 06, 2007 | 59.19 | 60.22 | 59.04 | 60.18 | 82,705 | +2.26(+3.90%) |
| Dec 05, 2007 | 57.99 | 58.15 | 57.62 | 57.92 | 65,927 | -0.60(-1.03%) |
| Dec 04, 2007 | 58.52 | 58.97 | 58.20 | 58.52 | 28,900 | -0.24(-0.41%) |
| Dec 03, 2007 | 59.23 | 59.24 | 58.46 | 58.76 | 47,637 | -1.01(-1.69%) |
| Nov 30, 2007 | 60.76 | 60.76 | 59.62 | 59.77 | 47,100 | -1.07(-1.76%) |
| Nov 29, 2007 | 60.22 | 60.90 | 60.15 | 60.84 | 251,615 | +0.62(+1.03%) |
| Nov 28, 2007 | 59.15 | 60.25 | 58.86 | 60.22 | 98,000 | +1.70(+2.90%) |
| Nov 27, 2007 | 58.10 | 58.73 | 57.99 | 58.52 | 59,000 | -0.40(-0.68%) |
| Nov 26, 2007 | 59.74 | 60.19 | 58.92 | 58.92 | 39,000 | -0.21(-0.36%) |
| Nov 23, 2007 | 59.42 | 59.45 | 58.89 | 59.13 | 20,000 | +1.32(+2.28%) |
| Nov 21, 2007 | 58.62 | 58.62 | 57.28 | 57.81 | 40,100 | -1.47(-2.48%) |
| Nov 20, 2007 | 59.19 | 59.65 | 58.82 | 59.28 | 53,400 | +0.37(+0.63%) |
| Nov 19, 2007 | 59.67 | 59.71 | 58.72 | 58.91 | 41,600 | -0.27(-0.46%) |
| Nov 16, 2007 | 59.65 | 59.82 | 58.71 | 59.18 | 51,651 | +1.12(+1.93%) |
| Nov 15, 2007 | 58.37 | 58.68 | 58.00 | 58.06 | 58,838 | -0.54(-0.92%) |
| Nov 14, 2007 | 59.36 | 59.36 | 58.45 | 58.60 | 126,298 | -1.84(-3.04%) |
| Nov 13, 2007 | 60.32 | 60.72 | 59.92 | 60.44 | 109,000 | -0.12(-0.20%) |
| Nov 12, 2007 | 60.59 | 61.03 | 60.43 | 60.56 | 157,000 | -1.00(-1.62%) |
| Nov 09, 2007 | 61.10 | 61.90 | 60.92 | 61.56 | 64,700 | +0.38(+0.62%) |
| Nov 08, 2007 | 60.89 | 61.30 | 60.62 | 61.18 | 43,500 | -0.53(-0.86%) |
| Nov 07, 2007 | 62.21 | 62.93 | 61.59 | 61.71 | 202,100 | -1.82(-2.86%) |
| Nov 06, 2007 | 63.20 | 63.58 | 63.00 | 63.53 | 31,200 | +0.11(+0.17%) |
| Nov 05, 2007 | 63.20 | 63.63 | 63.16 | 63.42 | 54,000 | -0.30(-0.47%) |
| Nov 02, 2007 | 63.98 | 64.20 | 63.39 | 63.72 | 57,800 | +0.02(+0.03%) |
| Nov 01, 2007 | 63.31 | 64.60 | 62.40 | 63.70 | 344,300 | -4.07(-6.01%) |
| Oct 31, 2007 | 66.63 | 67.84 | 66.63 | 67.77 | 164,200 | +1.77(+2.68%) |
| Oct 30, 2007 | 65.21 | 66.24 | 65.21 | 66.00 | 142,200 | +0.45(+0.69%) |
| Oct 29, 2007 | 65.88 | 66.10 | 65.01 | 65.55 | 53,200 | +0.21(+0.32%) |
| Oct 26, 2007 | 64.69 | 65.49 | 64.45 | 65.34 | 100,500 | +0.37(+0.57%) |
| Oct 25, 2007 | 64.19 | 65.96 | 64.08 | 64.97 | 81,300 | +0.87(+1.36%) |
| Oct 24, 2007 | 64.27 | 64.27 | 63.55 | 64.10 | 97,100 | -0.45(-0.70%) |
| Oct 23, 2007 | 64.74 | 64.85 | 64.00 | 64.55 | 91,100 | +2.59(+4.18%) |
| Oct 22, 2007 | 61.51 | 62.00 | 61.42 | 61.96 | 31,500 | -0.62(-0.99%) |
| Oct 19, 2007 | 62.87 | 63.09 | 62.51 | 62.58 | 75,600 | -0.31(-0.49%) |
| Oct 18, 2007 | 62.80 | 63.17 | 62.72 | 62.89 | 30,000 | +1.34(+2.18%) |
| Oct 17, 2007 | 60.79 | 61.81 | 60.79 | 61.55 | 208,500 | +1.16(+1.92%) |
| Oct 16, 2007 | 60.61 | 60.77 | 60.39 | 60.39 | 24,000 | -1.41(-2.28%) |
| Oct 15, 2007 | 62.57 | 62.68 | 61.67 | 61.80 | 17,400 | -0.44(-0.71%) |
| Oct 12, 2007 | 62.41 | 62.51 | 61.97 | 62.24 | 34,500 | -0.09(-0.14%) |
| Oct 11, 2007 | 62.73 | 62.89 | 62.06 | 62.33 | 43,100 | -0.20(-0.32%) |
| Oct 10, 2007 | 62.45 | 62.80 | 62.36 | 62.53 | 22,500 | -0.15(-0.24%) |
| Oct 09, 2007 | 62.37 | 62.68 | 62.15 | 62.68 | 23,500 | +0.06(+0.10%) |
| Oct 08, 2007 | 63.14 | 63.14 | 62.14 | 62.62 | 48,100 | -0.57(-0.90%) |
| Oct 05, 2007 | 62.61 | 63.32 | 62.51 | 63.19 | 145,000 | +1.31(+2.12%) |
| Oct 04, 2007 | 62.14 | 62.30 | 61.76 | 61.88 | 26,700 | +0.56(+0.91%) |
| Oct 03, 2007 | 61.06 | 61.54 | 60.98 | 61.32 | 52,800 | -0.08(-0.13%) |
| Oct 02, 2007 | 61.16 | 61.47 | 61.02 | 61.40 | 26,900 | -0.10(-0.16%) |
