| 2011-03-28 | 3.72 | 3.62 | 94200 |
| 2011-03-25 | 3.80 | 3.72 | 104600 |
| 2011-03-24 | 3.73 | 3.80 | 122700 |
| 2011-03-23 | 3.65 | 3.68 | 81600 |
| 2011-03-22 | 3.70 | 3.60 | 64400 |
| 2011-03-21 | 3.70 | 3.66 | 123100 |
| 2011-03-18 | 3.52 | 3.62 | 158400 |
| 2011-03-17 | 3.41 | 3.50 | 308100 |
| 2011-03-16 | 3.50 | 3.35 | 474600 |
| 2011-03-15 | 3.53 | 3.43 | 495400 |
| 2011-03-14 | 3.98 | 3.71 | 306700 |
| 2011-03-11 | 3.92 | 3.89 | 197000 |
| 2011-03-10 | 4.10 | 3.96 | 262600 |
| 2011-03-09 | 4.38 | 4.20 | 368600 |
| 2011-03-08 | 4.22 | 4.35 | 200400 |
| 2011-03-07 | 4.30 | 4.22 | 326700 |
| 2011-03-04 | 4.35 | 4.10 | 392900 |
| 2011-03-03 | 4.08 | 4.33 | 571400 |
| 2011-03-02 | 3.61 | 4.07 | 584800 |
| 2011-03-01 | 3.62 | 3.56 | 318000 |
| 2011-02-28 | 3.67 | 3.59 | 205500 |
| 2011-02-25 | 3.63 | 3.66 | 157100 |
| 2011-02-24 | 3.46 | 3.47 | 191100 |
| 2011-02-23 | 3.68 | 3.48 | 383500 |
| 2011-02-22 | 3.99 | 3.70 | 294300 |
| 2011-02-18 | 4.04 | 4.03 | 81300 |
| 2011-02-17 | 4.01 | 4.01 | 194600 |
| 2011-02-16 | 4.09 | 4.06 | 255000 |
| 2011-02-15 | 4.04 | 4.09 | 143300 |
| 2011-02-14 | 4.02 | 4.04 | 199100 |
| 2011-02-11 | 3.94 | 4.05 | 166500 |
| 2011-02-10 | 4.08 | 3.98 | 159700 |
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