| 2011-03-28 | 30.00 | 30.00 | 747400 |
| 2011-03-25 | 30.06 | 29.83 | 376400 |
| 2011-03-24 | 29.60 | 30.00 | 665000 |
| 2011-03-23 | 29.40 | 29.45 | 651500 |
| 2011-03-22 | 29.97 | 29.41 | 602100 |
| 2011-03-21 | 29.57 | 29.98 | 777100 |
| 2011-03-18 | 29.22 | 29.21 | 1414600 |
| 2011-03-17 | 29.03 | 28.57 | 1419100 |
| 2011-03-16 | 29.16 | 28.67 | 1101100 |
| 2011-03-15 | 27.58 | 28.99 | 935200 |
| 2011-03-14 | 28.67 | 28.78 | 419700 |
| 2011-03-11 | 27.08 | 28.75 | 1074800 |
| 2011-03-10 | 28.01 | 27.46 | 980900 |
| 2011-03-09 | 27.62 | 28.22 | 1079100 |
| 2011-03-08 | 29.06 | 27.70 | 2309500 |
| 2011-03-07 | 27.50 | 27.30 | 1129300 |
| 2011-03-04 | 26.46 | 27.11 | 573600 |
| 2011-03-03 | 25.50 | 26.26 | 1331700 |
| 2011-03-02 | 24.27 | 25.22 | 703700 |
| 2011-03-01 | 24.92 | 24.32 | 548600 |
| 2011-02-28 | 24.81 | 24.63 | 744200 |
| 2011-02-25 | 24.06 | 24.48 | 411500 |
| 2011-02-24 | 23.76 | 23.88 | 389500 |
| 2011-02-23 | 23.75 | 23.65 | 752500 |
| 2011-02-22 | 22.96 | 23.51 | 797800 |
| 2011-02-18 | 23.63 | 23.27 | 344200 |
| 2011-02-17 | 23.71 | 23.45 | 706200 |
| 2011-02-16 | 24.60 | 23.83 | 724700 |
| 2011-02-15 | 23.15 | 24.22 | 1551200 |
| 2011-02-14 | 23.24 | 23.19 | 300100 |
| 2011-02-11 | 22.90 | 22.88 | 320700 |
| 2011-02-10 | 22.46 | 22.97 | 496400 |
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