| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 29, 2008 | 24.02 | 24.27 | 23.01 | 23.17 | 211,553 | -0.88(-3.66%) |
| Feb 28, 2008 | 24.63 | 24.85 | 24.05 | 24.05 | 192,362 | -0.60(-2.43%) |
| Feb 27, 2008 | 24.49 | 25.35 | 24.30 | 24.65 | 146,170 | -0.21(-0.84%) |
| Feb 26, 2008 | 24.46 | 25.40 | 23.91 | 24.86 | 241,470 | +0.65(+2.68%) |
| Feb 25, 2008 | 23.72 | 24.22 | 23.51 | 24.21 | 158,681 | +0.49(+2.07%) |
| Feb 22, 2008 | 24.00 | 24.09 | 23.23 | 23.72 | 237,817 | -0.30(-1.25%) |
| Feb 21, 2008 | 24.92 | 25.50 | 23.92 | 24.02 | 378,455 | -0.86(-3.46%) |
| Feb 20, 2008 | 24.82 | 25.10 | 24.50 | 24.88 | 358,489 | -0.07(-0.28%) |
| Feb 19, 2008 | 25.09 | 25.99 | 24.90 | 24.95 | 488,447 | -0.01(-0.04%) |
| Feb 18, 2008 | 25.55 | 25.92 | 24.90 | 24.96 | 511,625 | +0.00(+0.00%) |
| Feb 15, 2008 | 25.55 | 25.92 | 24.90 | 24.96 | 511,625 | -0.79(-3.07%) |
| Feb 14, 2008 | 26.39 | 26.46 | 25.50 | 25.75 | 371,293 | -0.50(-1.90%) |
| Feb 13, 2008 | 25.99 | 26.50 | 24.90 | 26.25 | 2,239,876 | +2.85(+12.18%) |
| Feb 12, 2008 | 24.25 | 24.49 | 23.28 | 23.40 | 785,839 | -0.53(-2.21%) |
| Feb 11, 2008 | 23.70 | 24.57 | 23.70 | 23.93 | 309,328 | +0.19(+0.80%) |
| Feb 08, 2008 | 24.25 | 24.56 | 23.55 | 23.74 | 243,135 | -0.63(-2.59%) |
| Feb 07, 2008 | 23.30 | 24.78 | 23.27 | 24.37 | 476,423 | +1.00(+4.28%) |
| Feb 06, 2008 | 24.98 | 25.37 | 23.27 | 23.37 | 559,903 | -0.58(-2.42%) |
| Feb 05, 2008 | 24.50 | 24.93 | 23.82 | 23.95 | 429,995 | -0.66(-2.68%) |
| Feb 04, 2008 | 25.65 | 25.93 | 24.52 | 24.61 | 351,206 | -0.74(-2.92%) |
| Feb 01, 2008 | 25.20 | 25.55 | 24.83 | 25.35 | 399,571 | +0.18(+0.72%) |
| Jan 31, 2008 | 23.29 | 26.73 | 23.04 | 25.17 | 1,351,702 | +2.04(+8.82%) |
| Jan 30, 2008 | 23.00 | 23.60 | 22.90 | 23.13 | 456,640 | +0.07(+0.30%) |
| Jan 29, 2008 | 23.15 | 23.15 | 22.40 | 23.06 | 231,332 | +0.05(+0.22%) |
| Jan 28, 2008 | 22.74 | 23.30 | 22.59 | 23.01 | 331,376 | +0.11(+0.48%) |
| Jan 25, 2008 | 23.33 | 23.75 | 22.53 | 22.90 | 357,600 | -0.01(-0.04%) |
| Jan 24, 2008 | 23.09 | 23.60 | 22.42 | 22.91 | 509,802 | -0.04(-0.17%) |
| Jan 23, 2008 | 20.24 | 23.07 | 20.02 | 22.95 | 580,818 | +2.63(+12.94%) |
| Jan 22, 2008 | 18.55 | 20.59 | 18.25 | 20.32 | 517,922 | +0.41(+2.06%) |
| Jan 21, 2008 | 19.41 | 20.09 | 19.41 | 19.91 | 379,008 | +0.00(+0.00%) |
| Jan 18, 2008 | 19.41 | 20.09 | 19.41 | 19.91 | 379,008 | +0.50(+2.58%) |
| Jan 17, 2008 | 20.25 | 20.65 | 19.19 | 19.41 | 462,968 | -0.85(-4.20%) |
| Jan 16, 2008 | 20.55 | 20.67 | 19.59 | 20.26 | 537,488 | -0.61(-2.92%) |
| Jan 15, 2008 | 21.76 | 21.76 | 20.75 | 20.87 | 387,108 | -0.89(-4.09%) |
| Jan 14, 2008 | 22.31 | 22.44 | 21.61 | 21.76 | 285,111 | -0.29(-1.32%) |
| Jan 11, 2008 | 22.50 | 22.57 | 21.58 | 22.05 | 430,487 | -0.48(-2.13%) |
| Jan 10, 2008 | 21.98 | 22.84 | 21.38 | 22.53 | 404,096 | +0.81(+3.73%) |
| Jan 09, 2008 | 21.49 | 21.74 | 21.08 | 21.72 | 500,546 | +0.35(+1.64%) |
| Jan 08, 2008 | 21.75 | 22.11 | 21.28 | 21.37 | 620,817 | -0.58(-2.64%) |
| Jan 07, 2008 | 22.43 | 22.50 | 21.56 | 21.95 | 667,710 | -0.02(-0.09%) |
| Jan 04, 2008 | 22.66 | 22.66 | 21.85 | 21.97 | 637,127 | +0.12(+0.55%) |
| Jan 03, 2008 | 23.00 | 23.17 | 21.79 | 21.85 | 646,963 | -1.07(-4.67%) |
| Jan 02, 2008 | 23.83 | 23.83 | 22.57 | 22.92 | 565,512 | -0.30(-1.29%) |
| Jan 01, 2008 | 23.11 | 23.48 | 22.96 | 23.22 | 541,564 | +0.00(+0.00%) |
| Dec 31, 2007 | 23.11 | 23.48 | 22.96 | 23.22 | 541,264 | +0.08(+0.35%) |
| Dec 28, 2007 | 23.77 | 24.12 | 23.10 | 23.14 | 329,091 | -0.47(-1.99%) |
| Dec 27, 2007 | 25.00 | 25.00 | 23.52 | 23.61 | 392,801 | -1.34(-5.37%) |
| Dec 26, 2007 | 25.07 | 25.20 | 23.76 | 24.95 | 493,244 | -0.13(-0.52%) |
| Dec 24, 2007 | 23.66 | 25.20 | 23.66 | 25.08 | 418,130 | +2.05(+8.90%) |
| Dec 21, 2007 | 24.95 | 24.95 | 22.88 | 23.03 | 1,518,886 | -1.48(-6.04%) |
| Dec 20, 2007 | 26.25 | 26.39 | 24.10 | 24.51 | 1,081,524 | -2.49(-9.22%) |
| Dec 19, 2007 | 27.30 | 27.89 | 26.34 | 27.00 | 428,040 | -0.46(-1.68%) |
| Dec 18, 2007 | 27.83 | 27.96 | 26.68 | 27.46 | 375,928 | -0.32(-1.15%) |
| Dec 17, 2007 | 28.16 | 28.55 | 27.77 | 27.78 | 147,909 | -0.55(-1.94%) |
| Dec 14, 2007 | 29.00 | 29.69 | 28.25 | 28.33 | 218,648 | -1.01(-3.44%) |
| Dec 13, 2007 | 29.19 | 29.74 | 28.87 | 29.34 | 131,306 | -0.20(-0.68%) |
| Dec 12, 2007 | 30.89 | 30.97 | 28.73 | 29.54 | 276,478 | -0.45(-1.50%) |
| Dec 11, 2007 | 31.18 | 31.99 | 29.75 | 29.99 | 349,542 | -1.49(-4.73%) |
| Dec 10, 2007 | 30.22 | 31.60 | 30.22 | 31.48 | 449,782 | +1.21(+4.00%) |
| Dec 07, 2007 | 29.22 | 30.80 | 29.22 | 30.27 | 617,449 | +1.25(+4.31%) |
| Dec 06, 2007 | 27.70 | 29.39 | 27.67 | 29.02 | 635,112 | +1.36(+4.92%) |
| Dec 05, 2007 | 28.39 | 29.01 | 27.40 | 27.66 | 208,729 | -0.42(-1.50%) |
| Dec 04, 2007 | 28.48 | 28.82 | 27.80 | 28.08 | 145,922 | -0.49(-1.72%) |