| 2011-04-07 | 15.13 | 15.61 | 7700 |
| 2011-04-06 | 14.76 | 15.37 | 2000 |
| 2011-04-05 | 15.15 | 15.20 | 5800 |
| 2011-04-04 | 15.29 | 15.00 | 8200 |
| 2011-04-01 | 15.03 | 14.65 | 11100 |
| 2011-03-31 | 15.49 | 15.06 | 9100 |
| 2011-03-30 | 15.07 | 15.46 | 11900 |
| 2011-03-29 | 15.13 | 15.01 | 6100 |
| 2011-03-28 | 14.70 | 15.45 | 26300 |
| 2011-03-25 | 14.74 | 14.69 | 900 |
| 2011-03-24 | 14.73 | 14.71 | 2100 |
| 2011-03-23 | 14.71 | 14.60 | 3400 |
| 2011-03-22 | 14.66 | 14.75 | 4600 |
| 2011-03-21 | 14.70 | 14.63 | 12600 |
| 2011-03-18 | 14.62 | 14.79 | 3300 |
| 2011-03-17 | 14.80 | 14.62 | 5900 |
| 2011-03-16 | 14.51 | 14.51 | 4700 |
| 2011-03-15 | 14.73 | 14.48 | 6600 |
| 2011-03-14 | 14.62 | 14.77 | 5700 |
| 2011-03-11 | 15.19 | 14.62 | 12900 |
| 2011-03-10 | 15.22 | 15.22 | 100 |
| 2011-03-09 | 15.29 | 15.28 | 3000 |
| 2011-03-08 | 15.05 | 15.25 | 3600 |
| 2011-03-07 | 15.31 | 14.85 | 6300 |
| 2011-03-04 | 14.73 | 15.03 | 2700 |
| 2011-03-03 | 15.22 | 15.35 | 4600 |
| 2011-03-02 | 14.92 | 15.11 | 6500 |
| 2011-03-01 | 14.72 | 14.82 | 5800 |
| 2011-02-28 | 14.70 | 14.65 | 22900 |
| 2011-02-25 | 14.83 | 14.70 | 3600 |
| 2011-02-24 | 15.51 | 14.87 | 25400 |
| 2011-02-23 | 15.50 | 15.64 | 5100 |
|
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