| 2011-02-14 | 18.27 | 18.28 | 97800 |
| 2011-02-11 | 18.23 | 18.27 | 122000 |
| 2011-02-10 | 18.20 | 18.25 | 73400 |
| 2011-02-09 | 18.22 | 18.23 | 103300 |
| 2011-02-08 | 18.27 | 18.22 | 119300 |
| 2011-02-07 | 18.28 | 18.28 | 106800 |
| 2011-02-04 | 18.32 | 18.23 | 70300 |
| 2011-02-03 | 18.29 | 18.29 | 122200 |
| 2011-02-02 | 18.20 | 18.24 | 137000 |
| 2011-02-01 | 18.12 | 18.15 | 177000 |
| 2011-01-31 | 18.19 | 18.10 | 163800 |
| 2011-01-28 | 18.24 | 18.15 | 105300 |
| 2011-01-27 | 18.31 | 18.22 | 125700 |
| 2011-01-26 | 18.26 | 18.27 | 130500 |
| 2011-01-25 | 18.28 | 18.21 | 186200 |
| 2011-01-24 | 18.08 | 18.22 | 177700 |
| 2011-01-21 | 18.06 | 17.99 | 405400 |
| 2011-01-20 | 18.17 | 17.99 | 137000 |
| 2011-01-19 | 18.20 | 18.20 | 154000 |
| 2011-01-18 | 18.16 | 18.26 | 171000 |
| 2011-01-14 | 18.31 | 18.21 | 160300 |
| 2011-01-13 | 18.34 | 18.30 | 119500 |
| 2011-01-12 | 18.30 | 18.34 | 122300 |
| 2011-01-11 | 18.21 | 18.30 | 72400 |
| 2011-01-10 | 18.30 | 18.22 | 94300 |
| 2011-01-07 | 18.30 | 18.32 | 151200 |
| 2011-01-06 | 18.42 | 18.26 | 95800 |
| 2011-01-05 | 18.45 | 18.43 | 105000 |
| 2011-01-04 | 18.39 | 18.50 | 91300 |
| 2011-01-03 | 18.37 | 18.35 | 111900 |
| 2010-12-31 | 18.32 | 18.31 | 93900 |
| 2010-12-30 | 18.21 | 18.33 | 131700 |