| 2011-02-14 | 1.73 | 1.74 | 837200 |
| 2011-02-11 | 1.69 | 1.74 | 2292700 |
| 2011-02-10 | 1.59 | 1.70 | 1638000 |
| 2011-02-09 | 1.67 | 1.56 | 1708500 |
| 2011-02-08 | 1.83 | 1.68 | 3562800 |
| 2011-02-07 | 1.50 | 1.84 | 5179500 |
| 2011-02-04 | 1.58 | 1.48 | 640900 |
| 2011-02-03 | 1.60 | 1.52 | 634400 |
| 2011-02-02 | 1.48 | 1.53 | 838400 |
| 2011-02-01 | 1.47 | 1.45 | 544800 |
| 2011-01-31 | 1.43 | 1.47 | 616800 |
| 2011-01-28 | 1.46 | 1.46 | 744200 |
| 2011-01-27 | 1.53 | 1.51 | 678100 |
| 2011-01-26 | 1.55 | 1.49 | 915500 |
| 2011-01-25 | 1.64 | 1.54 | 2801900 |
| 2011-01-24 | 1.40 | 1.59 | 8500800 |
| 2011-01-21 | 1.37 | 1.30 | 1395000 |
| 2011-01-20 | 1.43 | 1.34 | 3317700 |
| 2011-01-19 | 1.22 | 1.22 | 411000 |
| 2011-01-18 | 1.22 | 1.22 | 295200 |
| 2011-01-14 | 1.20 | 1.21 | 531700 |
| 2011-01-13 | 1.33 | 1.22 | 576600 |
| 2011-01-12 | 1.30 | 1.28 | 391600 |
| 2011-01-11 | 1.35 | 1.31 | 556900 |
| 2011-01-10 | 1.28 | 1.28 | 862400 |
| 2011-01-07 | 1.47 | 1.30 | 1094700 |
| 2011-01-06 | 1.53 | 1.44 | 3296100 |
| 2011-01-05 | 1.19 | 1.41 | 3865800 |
| 2011-01-04 | 1.20 | 1.18 | 476200 |
| 2011-01-03 | 1.13 | 1.13 | 239300 |
| 2010-12-31 | 1.15 | 1.12 | 385600 |
| 2010-12-30 | 1.17 | 1.15 | 265500 |
|
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