| 2011-04-07 | 25.97 | 25.97 | 000 |
| 2011-04-06 | 25.77 | 25.97 | 2500 |
| 2011-04-05 | 25.77 | 25.79 | 1000 |
| 2011-04-04 | 25.76 | 25.90 | 2100 |
| 2011-04-01 | 26.00 | 25.99 | 1000 |
| 2011-03-31 | 25.85 | 25.96 | 1000 |
| 2011-03-30 | 25.77 | 26.10 | 2200 |
| 2011-03-29 | 25.95 | 26.08 | 800 |
| 2011-03-28 | 26.10 | 25.95 | 4500 |
| 2011-03-25 | 25.85 | 26.10 | 7300 |
| 2011-03-24 | 25.92 | 25.85 | 1400 |
| 2011-03-23 | 25.93 | 25.94 | 5200 |
| 2011-03-22 | 25.75 | 25.93 | 2200 |
| 2011-03-21 | 25.72 | 25.72 | 100 |
| 2011-03-18 | 25.50 | 25.88 | 3000 |
| 2011-03-17 | 25.69 | 25.69 | 000 |
| 2011-03-16 | 25.59 | 25.69 | 1400 |
| 2011-03-15 | 25.73 | 25.69 | 2000 |
| 2011-03-14 | 25.49 | 25.56 | 2400 |
| 2011-03-11 | 25.73 | 25.73 | 400 |
| 2011-03-10 | 25.50 | 25.73 | 2100 |
| 2011-03-09 | 25.46 | 25.50 | 1300 |
| 2011-03-08 | 25.46 | 25.46 | 600 |
| 2011-03-07 | 25.50 | 25.38 | 2000 |
| 2011-03-04 | 25.49 | 25.49 | 100 |
| 2011-03-03 | 25.50 | 25.59 | 2800 |
| 2011-03-02 | 25.37 | 25.41 | 2000 |
| 2011-03-01 | 25.45 | 25.35 | 3600 |
| 2011-02-28 | 25.32 | 25.41 | 3600 |
| 2011-02-25 | 25.46 | 25.34 | 5300 |
| 2011-02-24 | 25.67 | 25.46 | 1500 |
| 2011-02-23 | 25.58 | 25.58 | 000 |
|
|