| 2011-02-14 | 13.47 | 12.99 | 1008000 |
| 2011-02-11 | 13.16 | 13.39 | 656900 |
| 2011-02-10 | 13.58 | 13.16 | 2110800 |
| 2011-02-09 | 13.88 | 13.54 | 1157100 |
| 2011-02-08 | 13.02 | 13.58 | 789300 |
| 2011-02-07 | 12.87 | 12.98 | 1115400 |
| 2011-02-04 | 12.94 | 12.86 | 935700 |
| 2011-02-03 | 13.10 | 12.92 | 1067100 |
| 2011-02-02 | 12.90 | 13.04 | 570000 |
| 2011-02-01 | 12.80 | 12.92 | 600400 |
| 2011-01-31 | 12.69 | 12.79 | 839200 |
| 2011-01-28 | 12.99 | 12.49 | 1450900 |
| 2011-01-27 | 13.30 | 12.86 | 1313100 |
| 2011-01-26 | 12.71 | 13.26 | 2566100 |
| 2011-01-25 | 13.46 | 12.50 | 8935000 |
| 2011-01-24 | 15.21 | 15.80 | 1162000 |
| 2011-01-21 | 15.61 | 15.15 | 883700 |
| 2011-01-20 | 16.00 | 15.49 | 724700 |
| 2011-01-19 | 16.21 | 16.07 | 723700 |
| 2011-01-18 | 16.49 | 16.29 | 598100 |
| 2011-01-14 | 16.52 | 16.56 | 506100 |
| 2011-01-13 | 16.85 | 16.49 | 537200 |
| 2011-01-12 | 17.19 | 16.90 | 827200 |
| 2011-01-11 | 16.65 | 17.10 | 1111900 |
| 2011-01-10 | 16.49 | 16.62 | 824900 |
| 2011-01-07 | 16.28 | 16.62 | 1146800 |
| 2011-01-06 | 15.51 | 16.25 | 2177000 |
| 2011-01-05 | 15.36 | 15.54 | 507100 |
| 2011-01-04 | 15.22 | 15.32 | 581500 |
| 2011-01-03 | 15.10 | 15.13 | 972300 |
| 2010-12-31 | 15.01 | 14.97 | 471100 |
| 2010-12-30 | 15.19 | 15.02 | 501300 |
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