| 2011-02-14 | 15.50 | 15.75 | 272100 |
| 2011-02-11 | 14.82 | 15.42 | 315200 |
| 2011-02-10 | 14.28 | 14.88 | 265200 |
| 2011-02-09 | 14.41 | 14.44 | 96000 |
| 2011-02-08 | 14.60 | 14.53 | 104300 |
| 2011-02-07 | 14.90 | 14.69 | 261400 |
| 2011-02-04 | 13.74 | 14.94 | 573000 |
| 2011-02-03 | 13.45 | 13.67 | 76600 |
| 2011-02-02 | 13.45 | 13.51 | 483000 |
| 2011-02-01 | 13.08 | 13.50 | 220700 |
| 2011-01-31 | 12.90 | 13.05 | 99900 |
| 2011-01-28 | 13.33 | 12.91 | 307200 |
| 2011-01-27 | 13.46 | 13.37 | 214400 |
| 2011-01-26 | 12.57 | 13.45 | 560400 |
| 2011-01-25 | 13.04 | 12.85 | 115600 |
| 2011-01-24 | 12.99 | 13.07 | 52200 |
| 2011-01-21 | 13.07 | 12.82 | 60000 |
| 2011-01-20 | 13.00 | 13.04 | 189800 |
| 2011-01-19 | 13.44 | 13.11 | 121200 |
| 2011-01-18 | 13.27 | 13.49 | 138700 |
| 2011-01-14 | 13.56 | 13.30 | 278700 |
| 2011-01-13 | 13.68 | 13.48 | 287500 |
| 2011-01-12 | 13.03 | 13.65 | 615000 |
| 2011-01-11 | 12.71 | 12.50 | 288800 |
| 2011-01-10 | 12.10 | 12.68 | 170700 |
| 2011-01-07 | 11.49 | 12.12 | 181500 |
| 2011-01-06 | 11.25 | 11.43 | 93000 |
| 2011-01-05 | 11.40 | 11.17 | 168300 |
| 2011-01-04 | 11.41 | 11.43 | 339800 |
| 2011-01-03 | 9.97 | 11.38 | 683900 |
| 2010-12-31 | 9.34 | 9.84 | 76000 |
| 2010-12-30 | 9.32 | 9.37 | 41300 |
|
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