| 2011-02-14 | 32.70 | 32.15 | 9800 |
| 2011-02-11 | 33.13 | 32.57 | 9200 |
| 2011-02-10 | 32.97 | 32.82 | 15700 |
| 2011-02-09 | 32.17 | 32.86 | 12600 |
| 2011-02-08 | 32.47 | 32.24 | 11300 |
| 2011-02-07 | 32.94 | 32.45 | 14600 |
| 2011-02-04 | 32.46 | 32.44 | 6900 |
| 2011-02-03 | 33.26 | 32.47 | 6900 |
| 2011-02-02 | 33.28 | 33.35 | 21600 |
| 2011-02-01 | 33.06 | 32.78 | 22800 |
| 2011-01-31 | 32.14 | 32.09 | 5700 |
| 2011-01-28 | 33.16 | 31.60 | 9800 |
| 2011-01-27 | 31.87 | 32.00 | 2200 |
| 2011-01-26 | 31.11 | 31.36 | 17200 |
| 2011-01-25 | 31.59 | 31.13 | 5800 |
| 2011-01-24 | 32.02 | 31.70 | 12500 |
| 2011-01-21 | 31.48 | 31.70 | 4100 |
| 2011-01-20 | 30.94 | 31.37 | 11100 |
| 2011-01-19 | 31.60 | 31.19 | 31200 |
| 2011-01-18 | 31.29 | 31.33 | 9800 |
| 2011-01-14 | 30.94 | 31.03 | 20700 |
| 2011-01-13 | 31.23 | 31.31 | 29800 |
| 2011-01-12 | 30.79 | 30.93 | 11300 |
| 2011-01-11 | 30.79 | 30.29 | 7300 |
| 2011-01-10 | 30.15 | 30.28 | 7700 |
| 2011-01-07 | 29.60 | 29.87 | 4700 |
| 2011-01-06 | 31.32 | 29.65 | 18300 |
| 2011-01-05 | 29.63 | 30.83 | 4700 |
| 2011-01-04 | 30.54 | 29.86 | 8600 |
| 2011-01-03 | 31.65 | 30.73 | 18500 |
| 2010-12-31 | 30.23 | 30.40 | 2900 |
| 2010-12-30 | 30.55 | 29.71 | 3000 |
|
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