| 2011-02-14 | 17.18 | 17.40 | 289000 |
| 2011-02-11 | 16.25 | 17.17 | 525700 |
| 2011-02-10 | 16.61 | 16.58 | 149900 |
| 2011-02-09 | 16.89 | 16.73 | 165500 |
| 2011-02-08 | 16.65 | 16.87 | 174200 |
| 2011-02-07 | 16.39 | 16.64 | 180400 |
| 2011-02-04 | 16.28 | 16.41 | 191800 |
| 2011-02-03 | 16.14 | 16.27 | 159800 |
| 2011-02-02 | 16.09 | 16.10 | 75400 |
| 2011-02-01 | 16.08 | 16.16 | 86900 |
| 2011-01-31 | 15.77 | 16.01 | 152700 |
| 2011-01-28 | 16.61 | 15.75 | 99300 |
| 2011-01-27 | 16.52 | 16.59 | 79600 |
| 2011-01-26 | 16.62 | 16.55 | 90500 |
| 2011-01-25 | 16.18 | 16.60 | 295100 |
| 2011-01-24 | 16.37 | 16.23 | 116200 |
| 2011-01-21 | 16.52 | 16.31 | 102800 |
| 2011-01-20 | 16.48 | 16.42 | 145000 |
| 2011-01-19 | 16.83 | 16.54 | 229800 |
| 2011-01-18 | 16.65 | 16.87 | 123500 |
| 2011-01-14 | 16.62 | 16.73 | 103100 |
| 2011-01-13 | 16.51 | 16.60 | 102500 |
| 2011-01-12 | 16.60 | 16.54 | 150300 |
| 2011-01-11 | 16.74 | 16.45 | 271100 |
| 2011-01-10 | 16.61 | 16.80 | 90200 |
| 2011-01-07 | 16.81 | 16.73 | 97900 |
| 2011-01-06 | 16.91 | 16.82 | 125000 |
| 2011-01-05 | 17.05 | 17.04 | 82100 |
| 2011-01-04 | 17.52 | 17.02 | 92200 |
| 2011-01-03 | 17.42 | 17.46 | 139000 |
| 2010-12-31 | 17.52 | 17.28 | 117500 |
| 2010-12-30 | 17.73 | 17.52 | 44500 |
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