| 2011-02-14 | 14.90 | 15.01 | 421400 |
| 2011-02-11 | 15.36 | 15.03 | 540300 |
| 2011-02-10 | 15.68 | 15.33 | 630600 |
| 2011-02-09 | 15.64 | 15.50 | 557900 |
| 2011-02-08 | 15.75 | 15.54 | 676600 |
| 2011-02-07 | 16.15 | 15.73 | 565000 |
| 2011-02-04 | 15.86 | 16.29 | 730200 |
| 2011-02-03 | 16.12 | 15.85 | 371000 |
| 2011-02-02 | 16.03 | 16.02 | 422700 |
| 2011-02-01 | 15.85 | 15.95 | 769400 |
| 2011-01-31 | 16.62 | 16.12 | 768100 |
| 2011-01-28 | 16.04 | 16.85 | 1123500 |
| 2011-01-27 | 16.42 | 16.02 | 802100 |
| 2011-01-26 | 16.77 | 16.78 | 602300 |
| 2011-01-25 | 17.66 | 16.92 | 963400 |
| 2011-01-24 | 17.80 | 17.50 | 572900 |
| 2011-01-21 | 17.72 | 17.77 | 469200 |
| 2011-01-20 | 17.94 | 17.90 | 714700 |
| 2011-01-19 | 17.28 | 17.89 | 661600 |
| 2011-01-18 | 17.65 | 17.21 | 425400 |
| 2011-01-14 | 18.04 | 17.64 | 446900 |
| 2011-01-13 | 18.25 | 18.01 | 509400 |
| 2011-01-12 | 18.01 | 18.14 | 659100 |
| 2011-01-11 | 18.10 | 18.43 | 652300 |
| 2011-01-10 | 18.51 | 18.32 | 680800 |
| 2011-01-07 | 18.09 | 18.34 | 830000 |
| 2011-01-06 | 17.67 | 18.27 | 701300 |
| 2011-01-05 | 18.24 | 17.74 | 642200 |
| 2011-01-04 | 16.98 | 18.06 | 650100 |
| 2011-01-03 | 17.70 | 17.08 | 523900 |
| 2010-12-31 | 17.95 | 18.01 | 513400 |
| 2010-12-30 | 18.08 | 17.95 | 396100 |
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