| Date | Open | High | Low | Close | Volume | Change (%) |
|---|---|---|---|---|---|---|
| Feb 28, 2011 | 25.24 | 25.27 | 24.72 | 24.94 | 122,861 | -0.19(-0.76%) |
| Feb 25, 2011 | 24.82 | 25.13 | 24.82 | 25.13 | 67,877 | +0.53(+2.15%) |
| Feb 24, 2011 | 24.21 | 24.63 | 24.08 | 24.60 | 99,244 | +0.48(+1.99%) |
| Feb 23, 2011 | 24.64 | 24.68 | 23.80 | 24.12 | 590,601 | -0.62(-2.51%) |
| Feb 22, 2011 | 25.30 | 25.36 | 24.70 | 24.74 | 112,947 | -0.94(-3.68%) |
| Feb 18, 2011 | 25.88 | 25.88 | 25.59 | 25.68 | 104,566 | -0.07(-0.25%) |
| Feb 17, 2011 | 25.55 | 25.80 | 25.52 | 25.75 | 89,367 | +0.14(+0.55%) |
| Feb 16, 2011 | 25.58 | 25.67 | 25.45 | 25.61 | 118,198 | +0.20(+0.79%) |
| Feb 15, 2011 | 25.64 | 25.74 | 25.34 | 25.41 | 143,090 | -0.28(-1.09%) |
| Feb 14, 2011 | 25.60 | 25.78 | 25.56 | 25.69 | 279,357 | +0.19(+0.75%) |
| Feb 11, 2011 | 25.21 | 25.52 | 24.98 | 25.50 | 125,692 | +0.24(+0.95%) |
| Feb 10, 2011 | 24.87 | 25.29 | 24.78 | 25.26 | 113,994 | +0.18(+0.72%) |
| Feb 09, 2011 | 25.18 | 25.25 | 25.01 | 25.08 | 135,817 | -0.09(-0.36%) |
| Feb 08, 2011 | 25.10 | 25.17 | 24.97 | 25.17 | 277,065 | +0.06(+0.24%) |
| Feb 07, 2011 | 25.17 | 25.31 | 25.03 | 25.11 | 315,485 | +0.04(+0.16%) |
| Feb 04, 2011 | 24.73 | 25.07 | 24.65 | 25.07 | 232,752 | +0.54(+2.20%) |
| Feb 03, 2011 | 24.44 | 24.56 | 24.20 | 24.53 | 196,728 | +0.04(+0.16%) |
| Feb 02, 2011 | 24.20 | 24.56 | 24.20 | 24.49 | 110,492 | +0.23(+0.95%) |
| Feb 01, 2011 | 23.97 | 24.34 | 23.97 | 24.26 | 113,486 | +0.52(+2.19%) |
| Jan 31, 2011 | 23.56 | 23.82 | 23.48 | 23.74 | 105,326 | +0.18(+0.76%) |
| Jan 28, 2011 | 24.16 | 24.25 | 23.38 | 23.56 | 67,191 | -0.53(-2.20%) |
| Jan 27, 2011 | 23.93 | 24.15 | 23.89 | 24.09 | 91,445 | +0.34(+1.43%) |
| Jan 26, 2011 | 23.56 | 23.86 | 23.46 | 23.75 | 75,761 | +0.32(+1.37%) |
| Jan 25, 2011 | 23.52 | 23.52 | 23.27 | 23.43 | 37,859 | -0.23(-0.97%) |
| Jan 24, 2011 | 23.30 | 23.68 | 23.21 | 23.66 | 45,142 | +0.39(+1.68%) |
| Jan 21, 2011 | 23.53 | 23.62 | 23.27 | 23.27 | 65,815 | -0.05(-0.21%) |
| Jan 20, 2011 | 23.61 | 23.61 | 23.04 | 23.32 | 84,828 | -0.50(-2.10%) |
| Jan 19, 2011 | 24.24 | 24.24 | 23.74 | 23.82 | 127,849 | -0.39(-1.61%) |
| Jan 18, 2011 | 24.25 | 24.29 | 24.09 | 24.21 | 274,263 | -0.01(-0.04%) |
| Jan 14, 2011 | 23.90 | 24.23 | 23.89 | 24.22 | 121,771 | +0.34(+1.42%) |
| Jan 13, 2011 | 23.87 | 23.95 | 23.76 | 23.88 | 82,383 | +0.08(+0.34%) |
| Jan 12, 2011 | 23.67 | 23.81 | 23.57 | 23.80 | 78,751 | +0.26(+1.10%) |
| Jan 11, 2011 | 23.66 | 23.66 | 23.47 | 23.54 | 95,610 | +0.02(+0.09%) |
| Jan 10, 2011 | 23.23 | 23.53 | 23.09 | 23.52 | 111,150 | +0.24(+1.03%) |
| Jan 07, 2011 | 23.41 | 23.41 | 22.97 | 23.28 | 91,768 | -0.04(-0.17%) |
| Jan 06, 2011 | 23.20 | 23.35 | 23.12 | 23.32 | 66,135 | +0.21(+0.91%) |
| Jan 05, 2011 | 22.89 | 23.14 | 22.82 | 23.11 | 61,768 | +0.16(+0.70%) |
| Jan 04, 2011 | 23.13 | 23.13 | 22.73 | 22.95 | 233,467 | -0.01(-0.04%) |
| Jan 03, 2011 | 22.87 | 23.16 | 22.81 | 22.96 | 99,773 | +0.26(+1.15%) |
| Dec 31, 2010 | 22.76 | 22.78 | 22.62 | 22.70 | 35,129 | -0.09(-0.39%) |
| Dec 30, 2010 | 22.81 | 22.82 | 22.73 | 22.79 | 31,535 | +0.06(+0.27%) |
| Dec 29, 2010 | 22.67 | 22.79 | 22.67 | 22.73 | 29,003 | +0.03(+0.12%) |
| Dec 28, 2010 | 22.82 | 22.82 | 22.61 | 22.70 | 19,505 | -0.05(-0.22%) |
| Dec 27, 2010 | 22.63 | 22.77 | 22.43 | 22.75 | 15,424 | +0.12(+0.53%) |
| Dec 23, 2010 | 22.70 | 22.70 | 22.56 | 22.63 | 78,157 | -0.08(-0.35%) |
| Dec 22, 2010 | 22.81 | 22.81 | 22.63 | 22.71 | 57,169 | -0.07(-0.31%) |
| Dec 21, 2010 | 22.69 | 22.80 | 22.65 | 22.78 | 87,738 | +0.20(+0.89%) |
| Dec 20, 2010 | 22.63 | 22.66 | 22.46 | 22.58 | 22,161 | -0.00(-0.00%) |
| Dec 17, 2010 | 22.58 | 22.67 | 22.49 | 22.58 | 44,129 | +0.06(+0.27%) |
| Dec 16, 2010 | 22.26 | 22.52 | 22.24 | 22.52 | 81,571 | +0.29(+1.30%) |
| Dec 15, 2010 | 22.34 | 22.51 | 22.21 | 22.23 | 49,505 | -0.17(-0.76%) |
| Dec 14, 2010 | 22.59 | 22.59 | 22.37 | 22.40 | 61,410 | -0.18(-0.80%) |
| Dec 13, 2010 | 22.80 | 22.82 | 22.58 | 22.58 | 92,512 | -0.13(-0.57%) |
| Dec 10, 2010 | 22.68 | 22.73 | 22.55 | 22.71 | 50,423 | +0.14(+0.62%) |
| Dec 09, 2010 | 22.64 | 22.64 | 22.48 | 22.57 | 57,354 | +0.06(+0.27%) |
| Dec 08, 2010 | 22.45 | 22.52 | 22.31 | 22.51 | 60,231 | +0.15(+0.67%) |
| Dec 07, 2010 | 22.64 | 22.64 | 22.36 | 22.36 | 102,872 | +0.03(+0.13%) |
| Dec 06, 2010 | 22.38 | 22.38 | 22.20 | 22.33 | 59,580 | +0.00(+0.00%) |
| Dec 03, 2010 | 22.06 | 22.34 | 22.06 | 22.33 | 315,863 | +0.20(+0.90%) |
| Dec 02, 2010 | 21.85 | 22.14 | 21.85 | 22.13 | 63,862 | +0.39(+1.79%) |