| 2011-02-14 | 15.86 | 15.83 | 248700 |
| 2011-02-11 | 15.57 | 15.83 | 210400 |
| 2011-02-10 | 15.54 | 15.55 | 137700 |
| 2011-02-09 | 15.57 | 15.60 | 179700 |
| 2011-02-08 | 15.41 | 15.60 | 416200 |
| 2011-02-07 | 15.20 | 15.32 | 125900 |
| 2011-02-04 | 15.40 | 15.31 | 230800 |
| 2011-02-03 | 15.14 | 15.39 | 203000 |
| 2011-02-02 | 15.09 | 15.13 | 295900 |
| 2011-02-01 | 14.93 | 15.04 | 390700 |
| 2011-01-31 | 14.72 | 14.81 | 386500 |
| 2011-01-28 | 14.90 | 14.66 | 251900 |
| 2011-01-27 | 14.90 | 14.89 | 172100 |
| 2011-01-26 | 14.93 | 14.89 | 167400 |
| 2011-01-25 | 14.49 | 14.88 | 237100 |
| 2011-01-24 | 14.62 | 14.57 | 141900 |
| 2011-01-21 | 14.56 | 14.45 | 259800 |
| 2011-01-20 | 14.49 | 14.54 | 175200 |
| 2011-01-19 | 15.04 | 14.43 | 251600 |
| 2011-01-18 | 14.94 | 15.06 | 140400 |
| 2011-01-14 | 14.87 | 14.97 | 216500 |
| 2011-01-13 | 14.93 | 14.89 | 90600 |
| 2011-01-12 | 15.11 | 14.92 | 154800 |
| 2011-01-11 | 15.39 | 15.14 | 101600 |
| 2011-01-10 | 15.37 | 15.37 | 226900 |
| 2011-01-07 | 15.38 | 15.41 | 190400 |
| 2011-01-06 | 15.34 | 15.35 | 343900 |
| 2011-01-05 | 15.21 | 15.34 | 135200 |
| 2011-01-04 | 15.57 | 15.21 | 341200 |
| 2011-01-03 | 15.44 | 15.59 | 335600 |
| 2010-12-31 | 15.13 | 15.29 | 170300 |
| 2010-12-30 | 15.02 | 15.13 | 93400 |
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