| 2011-04-07 | 1.48 | 1.46 | 600 |
| 2011-04-06 | 1.53 | 1.48 | 2300 |
| 2011-04-05 | 1.44 | 1.54 | 1800 |
| 2011-04-04 | 1.47 | 1.42 | 5200 |
| 2011-04-01 | 1.57 | 1.50 | 3500 |
| 2011-03-31 | 1.40 | 1.55 | 5700 |
| 2011-03-30 | 1.34 | 1.48 | 11800 |
| 2011-03-29 | 1.45 | 1.38 | 6600 |
| 2011-03-28 | 1.46 | 1.45 | 1900 |
| 2011-03-25 | 1.40 | 1.46 | 4400 |
| 2011-03-24 | 1.40 | 1.42 | 4600 |
| 2011-03-23 | 1.30 | 1.44 | 3800 |
| 2011-03-22 | 1.46 | 1.31 | 20600 |
| 2011-03-21 | 1.29 | 1.25 | 6500 |
| 2011-03-18 | 1.38 | 1.23 | 5200 |
| 2011-03-17 | 1.48 | 1.35 | 21100 |
| 2011-03-16 | 1.49 | 1.40 | 3400 |
| 2011-03-15 | 1.40 | 1.49 | 11500 |
| 2011-03-14 | 1.50 | 1.46 | 4500 |
| 2011-03-11 | 1.69 | 1.50 | 19500 |
| 2011-03-10 | 1.64 | 1.56 | 4400 |
| 2011-03-09 | 1.79 | 1.64 | 16900 |
| 2011-03-08 | 1.79 | 1.79 | 3200 |
| 2011-03-07 | 1.94 | 1.79 | 15600 |
| 2011-03-04 | 2.05 | 1.93 | 22800 |
| 2011-03-03 | 1.98 | 2.05 | 12800 |
| 2011-03-02 | 2.06 | 1.97 | 9100 |
| 2011-03-01 | 2.08 | 2.02 | 2200 |
| 2011-02-28 | 2.02 | 2.08 | 3600 |
| 2011-02-25 | 2.00 | 2.16 | 5200 |
| 2011-02-24 | 2.04 | 1.95 | 6500 |
| 2011-02-23 | 2.06 | 2.00 | 4600 |
|
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