| 2011-02-14 | 2.91 | 2.77 | 500 |
| 2011-02-11 | 2.60 | 2.60 | 300 |
| 2011-02-10 | 2.52 | 2.51 | 200 |
| 2011-02-09 | 2.74 | 2.70 | 10600 |
| 2011-02-08 | 2.52 | 2.52 | 000 |
| 2011-02-07 | 2.65 | 2.52 | 500 |
| 2011-02-04 | 2.49 | 2.48 | 500 |
| 2011-02-03 | 2.63 | 2.68 | 1900 |
| 2011-02-02 | 2.73 | 2.46 | 6300 |
| 2011-02-01 | 2.51 | 2.61 | 5500 |
| 2011-01-31 | 2.60 | 2.60 | 000 |
| 2011-01-28 | 2.60 | 2.60 | 400 |
| 2011-01-27 | 2.70 | 2.57 | 5100 |
| 2011-01-26 | 2.25 | 2.45 | 12600 |
| 2011-01-25 | 2.20 | 2.20 | 1200 |
| 2011-01-24 | 2.20 | 2.20 | 200 |
| 2011-01-21 | 1.86 | 2.26 | 28700 |
| 2011-01-20 | 1.99 | 1.99 | 2900 |
| 2011-01-19 | 2.09 | 2.09 | 500 |
| 2011-01-18 | 2.05 | 2.20 | 4200 |
| 2011-01-14 | 2.16 | 2.16 | 000 |
| 2011-01-13 | 2.00 | 2.16 | 4400 |
| 2011-01-12 | 2.00 | 1.96 | 2000 |
| 2011-01-11 | 2.07 | 2.07 | 500 |
| 2011-01-10 | 2.09 | 1.99 | 700 |
| 2011-01-07 | 2.09 | 2.02 | 700 |
| 2011-01-06 | 2.09 | 2.09 | 000 |
| 2011-01-05 | 1.92 | 2.09 | 3900 |
| 2011-01-04 | 1.91 | 1.91 | 600 |
| 2011-01-03 | 1.94 | 2.00 | 14200 |
| 2010-12-31 | 2.01 | 2.01 | 000 |
| 2010-12-30 | 2.06 | 2.01 | 5300 |
|
|