| 2011-02-14 | 7.39 | 7.46 | 858900 |
| 2011-02-11 | 7.45 | 7.55 | 1647800 |
| 2011-02-10 | 7.50 | 7.55 | 1939000 |
| 2011-02-09 | 7.66 | 7.71 | 970400 |
| 2011-02-08 | 7.64 | 7.73 | 1119700 |
| 2011-02-07 | 7.47 | 7.55 | 1113600 |
| 2011-02-04 | 7.56 | 7.61 | 774400 |
| 2011-02-03 | 7.55 | 7.55 | 1023400 |
| 2011-02-02 | 7.69 | 7.69 | 1462000 |
| 2011-02-01 | 7.55 | 7.78 | 1169800 |
| 2011-01-31 | 7.44 | 7.40 | 1012300 |
| 2011-01-28 | 7.71 | 7.43 | 1390500 |
| 2011-01-27 | 7.46 | 7.52 | 1054900 |
| 2011-01-26 | 7.31 | 7.30 | 654600 |
| 2011-01-25 | 7.23 | 7.30 | 1125800 |
| 2011-01-24 | 7.23 | 7.33 | 836400 |
| 2011-01-21 | 7.26 | 7.23 | 767100 |
| 2011-01-20 | 7.14 | 7.19 | 1770300 |
| 2011-01-19 | 7.25 | 7.08 | 2809200 |
| 2011-01-18 | 7.06 | 7.18 | 3163500 |
| 2011-01-14 | 6.87 | 7.02 | 2184700 |
| 2011-01-13 | 6.80 | 6.80 | 1352000 |
| 2011-01-12 | 6.60 | 6.66 | 1354600 |
| 2011-01-11 | 6.41 | 6.43 | 573200 |
| 2011-01-10 | 6.32 | 6.31 | 805000 |
| 2011-01-07 | 6.40 | 6.34 | 1629400 |
| 2011-01-06 | 6.40 | 6.29 | 1985900 |
| 2011-01-05 | 6.22 | 6.35 | 572300 |
| 2011-01-04 | 6.33 | 6.26 | 1245400 |
| 2011-01-03 | 6.18 | 6.21 | 846900 |
| 2010-12-31 | 6.10 | 6.13 | 481500 |
| 2010-12-30 | 6.13 | 6.09 | 693400 |
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