| 2011-04-07 | 29.55 | 29.60 | 372700 |
| 2011-04-06 | 29.29 | 29.60 | 555400 |
| 2011-04-05 | 29.31 | 29.06 | 437600 |
| 2011-04-04 | 29.35 | 29.45 | 437300 |
| 2011-04-01 | 29.39 | 29.36 | 522200 |
| 2011-03-31 | 29.13 | 29.14 | 445100 |
| 2011-03-30 | 28.74 | 29.27 | 685200 |
| 2011-03-29 | 28.26 | 28.67 | 274800 |
| 2011-03-28 | 28.39 | 28.41 | 410800 |
| 2011-03-25 | 27.28 | 28.39 | 919500 |
| 2011-03-24 | 27.56 | 27.19 | 570300 |
| 2011-03-23 | 27.24 | 27.43 | 295200 |
| 2011-03-22 | 27.51 | 27.39 | 513100 |
| 2011-03-21 | 27.66 | 27.51 | 923900 |
| 2011-03-18 | 27.68 | 27.41 | 908200 |
| 2011-03-17 | 27.87 | 27.40 | 569400 |
| 2011-03-16 | 27.60 | 27.38 | 904300 |
| 2011-03-15 | 27.33 | 27.76 | 688900 |
| 2011-03-14 | 27.94 | 28.06 | 469300 |
| 2011-03-11 | 28.03 | 28.17 | 474900 |
| 2011-03-10 | 28.17 | 27.90 | 602700 |
| 2011-03-09 | 28.68 | 28.46 | 499500 |
| 2011-03-08 | 28.51 | 28.68 | 813700 |
| 2011-03-07 | 29.16 | 28.39 | 1369200 |
| 2011-03-04 | 28.89 | 29.13 | 475000 |
| 2011-03-03 | 29.10 | 28.98 | 465400 |
| 2011-03-02 | 28.90 | 28.75 | 940700 |
| 2011-03-01 | 28.19 | 28.00 | 1040000 |
| 2011-02-28 | 29.65 | 28.22 | 1346600 |
| 2011-02-25 | 28.55 | 29.58 | 794300 |
| 2011-02-24 | 28.93 | 28.46 | 1034800 |
| 2011-02-23 | 29.44 | 28.98 | 1236700 |
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