| 2011-02-14 | 57.21 | 56.82 | 557600 |
| 2011-02-11 | 55.38 | 56.65 | 456200 |
| 2011-02-10 | 54.40 | 55.38 | 565000 |
| 2011-02-09 | 55.21 | 54.56 | 697600 |
| 2011-02-08 | 55.00 | 55.06 | 561200 |
| 2011-02-07 | 54.10 | 54.29 | 428700 |
| 2011-02-04 | 54.64 | 54.04 | 520500 |
| 2011-02-03 | 53.63 | 54.06 | 507000 |
| 2011-02-02 | 54.13 | 54.22 | 702400 |
| 2011-02-01 | 54.17 | 54.40 | 918600 |
| 2011-01-31 | 53.25 | 53.48 | 632400 |
| 2011-01-28 | 53.92 | 52.72 | 1221100 |
| 2011-01-27 | 54.87 | 53.90 | 942800 |
| 2011-01-26 | 53.42 | 54.05 | 687800 |
| 2011-01-25 | 54.00 | 53.30 | 609500 |
| 2011-01-24 | 53.63 | 53.69 | 684700 |
| 2011-01-21 | 54.01 | 53.44 | 819400 |
| 2011-01-20 | 54.79 | 53.26 | 1792100 |
| 2011-01-19 | 57.13 | 55.07 | 757100 |
| 2011-01-18 | 56.98 | 56.82 | 634400 |
| 2011-01-14 | 57.61 | 57.19 | 440200 |
| 2011-01-13 | 57.61 | 57.33 | 511200 |
| 2011-01-12 | 56.70 | 57.36 | 577000 |
| 2011-01-11 | 56.20 | 56.13 | 651400 |
| 2011-01-10 | 56.03 | 55.98 | 798100 |
| 2011-01-07 | 57.20 | 56.35 | 633800 |
| 2011-01-06 | 57.43 | 57.39 | 606700 |
| 2011-01-05 | 57.50 | 57.65 | 543500 |
| 2011-01-04 | 57.65 | 57.58 | 947500 |
| 2011-01-03 | 59.05 | 59.15 | 803600 |
| 2010-12-31 | 56.80 | 58.42 | 1136200 |
| 2010-12-30 | 56.50 | 56.33 | 352500 |