| 2011-02-14 | 22.33 | 22.35 | 14500 |
| 2011-02-11 | 22.03 | 22.32 | 8800 |
| 2011-02-10 | 21.92 | 22.15 | 7500 |
| 2011-02-09 | 22.00 | 21.96 | 12700 |
| 2011-02-08 | 21.96 | 22.01 | 4500 |
| 2011-02-07 | 21.96 | 21.97 | 6700 |
| 2011-02-04 | 21.75 | 21.90 | 4300 |
| 2011-02-03 | 21.73 | 21.80 | 6300 |
| 2011-02-02 | 21.78 | 21.63 | 7800 |
| 2011-02-01 | 21.62 | 21.80 | 7800 |
| 2011-01-31 | 21.35 | 21.43 | 5000 |
| 2011-01-28 | 21.82 | 21.33 | 10800 |
| 2011-01-27 | 21.85 | 21.87 | 11500 |
| 2011-01-26 | 21.72 | 21.78 | 3800 |
| 2011-01-25 | 21.57 | 21.61 | 5800 |
| 2011-01-24 | 21.53 | 21.66 | 3500 |
| 2011-01-21 | 21.65 | 21.52 | 15400 |
| 2011-01-20 | 21.52 | 21.62 | 7700 |
| 2011-01-19 | 21.75 | 21.54 | 10200 |
| 2011-01-18 | 21.64 | 21.76 | 2300 |
| 2011-01-14 | 21.49 | 21.57 | 5700 |
| 2011-01-13 | 21.50 | 21.52 | 5000 |
| 2011-01-12 | 21.51 | 21.47 | 5200 |
| 2011-01-11 | 21.43 | 21.41 | 4100 |
| 2011-01-10 | 21.21 | 21.30 | 6700 |
| 2011-01-07 | 21.39 | 21.26 | 5400 |
| 2011-01-06 | 21.39 | 21.35 | 13700 |
| 2011-01-05 | 21.24 | 21.35 | 5600 |
| 2011-01-04 | 21.43 | 21.24 | 35600 |
| 2011-01-03 | 21.32 | 21.42 | 3700 |
| 2010-12-31 | 21.20 | 21.10 | 4800 |
| 2010-12-30 | 21.22 | 21.22 | 2500 |
|
|