| 2011-04-07 | 15.59 | 15.34 | 151900 |
| 2011-04-06 | 15.80 | 15.59 | 272400 |
| 2011-04-05 | 15.33 | 15.62 | 240100 |
| 2011-04-04 | 15.24 | 15.35 | 261800 |
| 2011-04-01 | 15.37 | 15.13 | 198100 |
| 2011-03-31 | 15.32 | 15.20 | 174300 |
| 2011-03-30 | 15.02 | 15.20 | 352300 |
| 2011-03-29 | 14.78 | 14.83 | 217600 |
| 2011-03-28 | 14.06 | 14.60 | 481200 |
| 2011-03-25 | 13.98 | 13.89 | 190000 |
| 2011-03-24 | 14.16 | 13.89 | 109800 |
| 2011-03-23 | 13.83 | 14.03 | 267300 |
| 2011-03-22 | 14.14 | 13.89 | 387300 |
| 2011-03-21 | 13.74 | 14.10 | 326700 |
| 2011-03-18 | 13.56 | 13.51 | 143300 |
| 2011-03-17 | 13.26 | 13.45 | 195300 |
| 2011-03-16 | 13.37 | 13.19 | 286500 |
| 2011-03-15 | 12.65 | 13.37 | 221600 |
| 2011-03-14 | 12.95 | 13.48 | 284300 |
| 2011-03-11 | 13.59 | 13.37 | 588600 |
| 2011-03-10 | 14.25 | 13.89 | 616200 |
| 2011-03-09 | 15.02 | 14.45 | 521500 |
| 2011-03-08 | 15.04 | 15.02 | 463200 |
| 2011-03-07 | 15.00 | 15.03 | 328000 |
| 2011-03-04 | 14.43 | 14.92 | 333600 |
| 2011-03-03 | 14.38 | 14.48 | 248100 |
| 2011-03-02 | 14.30 | 14.37 | 191800 |
| 2011-03-01 | 14.59 | 14.32 | 292300 |
| 2011-02-28 | 14.37 | 14.56 | 296100 |
| 2011-02-25 | 13.83 | 14.29 | 199900 |
| 2011-02-24 | 13.72 | 13.76 | 215700 |
| 2011-02-23 | 13.76 | 13.72 | 435700 |
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