| 2011-02-14 | 41.21 | 41.07 | 44100 |
| 2011-02-11 | 40.80 | 41.26 | 154400 |
| 2011-02-10 | 40.33 | 41.07 | 87900 |
| 2011-02-09 | 40.66 | 40.65 | 163300 |
| 2011-02-08 | 40.58 | 40.82 | 300200 |
| 2011-02-07 | 40.60 | 40.73 | 213000 |
| 2011-02-04 | 40.79 | 40.64 | 86100 |
| 2011-02-03 | 41.01 | 40.91 | 105100 |
| 2011-02-02 | 41.57 | 41.24 | 72200 |
| 2011-02-01 | 41.29 | 41.74 | 59900 |
| 2011-01-31 | 40.60 | 40.99 | 119200 |
| 2011-01-28 | 41.74 | 40.47 | 93900 |
| 2011-01-27 | 41.87 | 41.75 | 78500 |
| 2011-01-26 | 40.95 | 41.88 | 63600 |
| 2011-01-25 | 40.39 | 40.81 | 57100 |
| 2011-01-24 | 39.97 | 40.72 | 76900 |
| 2011-01-21 | 40.26 | 39.90 | 102200 |
| 2011-01-20 | 40.35 | 40.06 | 117200 |
| 2011-01-19 | 41.31 | 40.65 | 66200 |
| 2011-01-18 | 41.40 | 41.47 | 51100 |
| 2011-01-14 | 41.00 | 41.62 | 72500 |
| 2011-01-13 | 41.25 | 41.04 | 78400 |
| 2011-01-12 | 41.46 | 41.40 | 52800 |
| 2011-01-11 | 41.23 | 41.07 | 92300 |
| 2011-01-10 | 40.42 | 41.01 | 89200 |
| 2011-01-07 | 41.87 | 40.74 | 180900 |
| 2011-01-06 | 42.96 | 41.74 | 129000 |
| 2011-01-05 | 43.51 | 43.08 | 103500 |
| 2011-01-04 | 45.47 | 43.63 | 115700 |
| 2011-01-03 | 44.42 | 45.19 | 67200 |
| 2010-12-31 | 45.00 | 44.22 | 57100 |
| 2010-12-30 | 45.15 | 44.96 | 119800 |
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