| 2011-02-14 | 25.50 | 25.46 | 62900 |
| 2011-02-11 | 25.28 | 25.48 | 29200 |
| 2011-02-10 | 25.22 | 25.32 | 69900 |
| 2011-02-09 | 25.42 | 25.30 | 67700 |
| 2011-02-08 | 25.22 | 25.39 | 56000 |
| 2011-02-07 | 25.40 | 25.27 | 66000 |
| 2011-02-04 | 25.36 | 25.46 | 32500 |
| 2011-02-03 | 25.22 | 25.42 | 48100 |
| 2011-02-02 | 25.25 | 25.50 | 38900 |
| 2011-02-01 | 25.12 | 25.32 | 96000 |
| 2011-01-31 | 24.90 | 25.12 | 52900 |
| 2011-01-28 | 25.10 | 24.91 | 91200 |
| 2011-01-27 | 25.12 | 25.10 | 41400 |
| 2011-01-26 | 25.16 | 25.17 | 56100 |
| 2011-01-25 | 25.20 | 25.20 | 91900 |
| 2011-01-24 | 25.16 | 25.16 | 65200 |
| 2011-01-21 | 25.16 | 25.11 | 47600 |
| 2011-01-20 | 25.12 | 25.12 | 59000 |
| 2011-01-19 | 24.88 | 25.13 | 59100 |
| 2011-01-18 | 24.88 | 24.97 | 49600 |
| 2011-01-14 | 25.11 | 24.88 | 53100 |
| 2011-01-13 | 25.06 | 25.02 | 39900 |
| 2011-01-12 | 25.09 | 25.06 | 46500 |
| 2011-01-11 | 25.09 | 25.00 | 53100 |
| 2011-01-10 | 25.00 | 25.09 | 37900 |
| 2011-01-07 | 24.99 | 25.02 | 39800 |
| 2011-01-06 | 24.99 | 24.90 | 51700 |
| 2011-01-05 | 24.97 | 24.96 | 65300 |
| 2011-01-04 | 25.04 | 25.10 | 65500 |
| 2011-01-03 | 25.35 | 25.15 | 46000 |
| 2010-12-31 | 25.35 | 25.27 | 22800 |
| 2010-12-30 | 24.97 | 25.34 | 39600 |
|
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