| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2007 | 21.97 | 21.97 | 21.23 | 21.27 | 14,336 | -0.72(-3.27%) |
| Feb 27, 2007 | 22.65 | 22.80 | 21.99 | 21.99 | 31,413 | -0.81(-3.55%) |
| Feb 26, 2007 | 22.37 | 22.80 | 22.09 | 22.80 | 17,488 | +0.35(+1.56%) |
| Feb 23, 2007 | 22.12 | 22.45 | 22.11 | 22.45 | 14,601 | +0.22(+0.99%) |
| Feb 22, 2007 | 22.12 | 22.23 | 22.00 | 22.23 | 13,942 | +0.04(+0.18%) |
| Feb 21, 2007 | 21.35 | 22.19 | 21.35 | 22.19 | 58,123 | +0.69(+3.21%) |
| Feb 20, 2007 | 21.49 | 21.51 | 21.25 | 21.50 | 5,734 | -0.15(-0.69%) |
| Feb 16, 2007 | 21.50 | 21.65 | 21.41 | 21.65 | 24,588 | +0.15(+0.70%) |
| Feb 15, 2007 | 21.46 | 21.57 | 21.39 | 21.50 | 7,932 | -0.03(-0.14%) |
| Feb 14, 2007 | 21.57 | 21.68 | 21.45 | 21.53 | 8,839 | -0.08(-0.37%) |
| Feb 13, 2007 | 21.62 | 21.62 | 21.33 | 21.61 | 19,428 | +0.04(+0.19%) |
| Feb 12, 2007 | 21.46 | 21.60 | 21.27 | 21.57 | 28,993 | +0.11(+0.51%) |
| Feb 09, 2007 | 20.94 | 21.49 | 20.94 | 21.46 | 29,715 | +0.40(+1.90%) |
| Feb 08, 2007 | 21.10 | 21.10 | 21.03 | 21.06 | 20,667 | -0.14(-0.66%) |
| Feb 07, 2007 | 20.96 | 21.20 | 20.96 | 21.20 | 20,680 | +0.15(+0.71%) |
| Feb 06, 2007 | 20.79 | 21.10 | 20.79 | 21.05 | 5,461 | +0.25(+1.20%) |
| Feb 05, 2007 | 20.49 | 20.92 | 20.37 | 20.80 | 14,719 | +0.33(+1.61%) |
| Feb 02, 2007 | 20.77 | 20.77 | 20.44 | 20.47 | 5,433 | -0.46(-2.20%) |
| Feb 01, 2007 | 20.16 | 20.95 | 20.16 | 20.93 | 4,036 | +0.79(+3.92%) |
| Jan 31, 2007 | 20.29 | 20.29 | 20.07 | 20.14 | 9,397 | -0.26(-1.27%) |
| Jan 30, 2007 | 20.60 | 20.60 | 20.33 | 20.40 | 6,881 | -0.31(-1.50%) |
| Jan 29, 2007 | 20.27 | 20.75 | 20.22 | 20.71 | 7,017 | +0.51(+2.52%) |
| Jan 26, 2007 | 20.09 | 20.20 | 20.03 | 20.20 | 4,248 | +0.06(+0.30%) |
| Jan 25, 2007 | 20.09 | 20.15 | 20.03 | 20.14 | 7,785 | -0.02(-0.10%) |
| Jan 24, 2007 | 20.11 | 20.32 | 19.99 | 20.16 | 15,158 | +0.12(+0.60%) |
| Jan 23, 2007 | 19.98 | 20.23 | 19.94 | 20.04 | 16,342 | +0.06(+0.30%) |
| Jan 22, 2007 | 19.96 | 20.17 | 19.90 | 19.98 | 6,194 | -0.12(-0.60%) |
| Jan 19, 2007 | 20.03 | 20.16 | 20.02 | 20.10 | 8,464 | +0.05(+0.26%) |
| Jan 18, 2007 | 20.09 | 20.25 | 19.99 | 20.05 | 11,754 | -0.10(-0.50%) |
| Jan 17, 2007 | 20.24 | 20.32 | 20.15 | 20.15 | 7,367 | +0.05(+0.25%) |
| Jan 16, 2007 | 20.58 | 20.68 | 20.05 | 20.10 | 11,388 | -0.39(-1.90%) |
| Jan 12, 2007 | 20.39 | 20.68 | 20.37 | 20.49 | 16,259 | +0.04(+0.20%) |
| Jan 11, 2007 | 20.64 | 20.64 | 20.39 | 20.45 | 5,175 | -0.05(-0.24%) |
| Jan 10, 2007 | 20.32 | 20.71 | 20.30 | 20.50 | 20,282 | +0.02(+0.10%) |
| Jan 09, 2007 | 20.68 | 20.78 | 20.27 | 20.48 | 16,971 | -0.23(-1.11%) |
| Jan 08, 2007 | 20.83 | 21.00 | 20.62 | 20.71 | 7,114 | -0.07(-0.34%) |
| Jan 05, 2007 | 21.27 | 21.39 | 20.72 | 20.78 | 8,950 | -0.60(-2.81%) |
| Jan 04, 2007 | 20.77 | 21.38 | 20.65 | 21.38 | 11,226 | +0.53(+2.54%) |
| Jan 03, 2007 | 21.42 | 21.42 | 20.66 | 20.85 | 18,678 | -0.50(-2.34%) |
| Dec 29, 2006 | 20.93 | 21.53 | 20.85 | 21.35 | 33,935 | +0.45(+2.15%) |
| Dec 28, 2006 | 20.90 | 21.00 | 20.77 | 20.90 | 9,961 | -0.02(-0.10%) |
| Dec 27, 2006 | 20.60 | 20.92 | 20.57 | 20.92 | 21,764 | +0.36(+1.75%) |
| Dec 26, 2006 | 20.49 | 20.60 | 20.49 | 20.56 | 9,536 | +0.17(+0.83%) |
| Dec 22, 2006 | 20.44 | 20.57 | 20.26 | 20.39 | 11,324 | -0.05(-0.24%) |
| Dec 21, 2006 | 20.25 | 20.44 | 20.15 | 20.44 | 9,479 | +0.03(+0.15%) |
| Dec 20, 2006 | 20.25 | 20.41 | 20.22 | 20.41 | 7,147 | +0.32(+1.59%) |
| Dec 19, 2006 | 20.05 | 20.11 | 20.00 | 20.09 | 11,226 | -0.02(-0.10%) |
| Dec 18, 2006 | 19.90 | 20.26 | 19.89 | 20.11 | 18,433 | +0.10(+0.50%) |
| Dec 15, 2006 | 19.88 | 20.05 | 19.81 | 20.01 | 27,143 | +0.13(+0.65%) |
| Dec 14, 2006 | 19.94 | 19.98 | 19.51 | 19.88 | 46,471 | +0.13(+0.66%) |
| Dec 13, 2006 | 20.06 | 20.16 | 19.71 | 19.75 | 34,175 | -0.16(-0.80%) |
| Dec 12, 2006 | 19.96 | 19.98 | 19.70 | 19.91 | 13,799 | +0.00(+0.00%) |
| Dec 11, 2006 | 19.75 | 20.00 | 19.70 | 19.91 | 49,510 | -0.11(-0.55%) |
| Dec 08, 2006 | 20.01 | 20.18 | 20.00 | 20.02 | 16,647 | -0.12(-0.60%) |
| Dec 07, 2006 | 20.82 | 20.85 | 20.05 | 20.14 | 18,803 | -0.63(-3.03%) |
| Dec 06, 2006 | 20.90 | 20.90 | 19.82 | 20.77 | 15,292 | -0.26(-1.24%) |
| Dec 05, 2006 | 21.36 | 21.72 | 20.00 | 21.03 | 17,470 | -0.39(-1.82%) |
| Dec 04, 2006 | 21.34 | 21.65 | 21.28 | 21.42 | 11,648 | +0.14(+0.66%) |