| 2011-02-14 | 45.72 | 46.00 | 14900 |
| 2011-02-11 | 45.69 | 46.15 | 29900 |
| 2011-02-10 | 46.06 | 46.18 | 14600 |
| 2011-02-09 | 46.52 | 46.73 | 18000 |
| 2011-02-08 | 46.35 | 46.60 | 19800 |
| 2011-02-07 | 46.15 | 46.33 | 26200 |
| 2011-02-04 | 46.00 | 46.19 | 2600 |
| 2011-02-03 | 46.20 | 46.36 | 22200 |
| 2011-02-02 | 46.59 | 46.56 | 14800 |
| 2011-02-01 | 46.22 | 46.79 | 21500 |
| 2011-01-31 | 45.57 | 45.79 | 12000 |
| 2011-01-28 | 45.92 | 45.04 | 88400 |
| 2011-01-27 | 46.15 | 46.17 | 32300 |
| 2011-01-26 | 46.01 | 46.03 | 6300 |
| 2011-01-25 | 45.48 | 45.93 | 12500 |
| 2011-01-24 | 45.48 | 46.01 | 12500 |
| 2011-01-21 | 45.45 | 45.53 | 12700 |
| 2011-01-20 | 44.72 | 45.04 | 22500 |
| 2011-01-19 | 45.43 | 44.92 | 38700 |
| 2011-01-18 | 44.93 | 45.09 | 25800 |
| 2011-01-14 | 44.31 | 44.78 | 306000 |
| 2011-01-13 | 44.36 | 44.21 | 77900 |
| 2011-01-12 | 43.44 | 43.86 | 405900 |
| 2011-01-11 | 42.97 | 42.92 | 69900 |
| 2011-01-10 | 42.50 | 42.85 | 46200 |
| 2011-01-07 | 43.07 | 42.84 | 178500 |
| 2011-01-06 | 43.75 | 43.15 | 19200 |
| 2011-01-05 | 43.23 | 43.63 | 136500 |
| 2011-01-04 | 44.33 | 44.00 | 35600 |
| 2011-01-03 | 44.22 | 44.31 | 31000 |
| 2010-12-31 | 43.71 | 44.16 | 64700 |
| 2010-12-30 | 43.80 | 43.76 | 16100 |
|
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