| 2011-01-26 | 2.92 | 3.13 | 591100 |
| 2011-01-25 | 2.86 | 2.96 | 375900 |
| 2011-01-24 | 2.82 | 2.84 | 403800 |
| 2011-01-21 | 2.81 | 2.84 | 326400 |
| 2011-01-20 | 2.76 | 2.80 | 89000 |
| 2011-01-19 | 2.78 | 2.79 | 243600 |
| 2011-01-18 | 2.83 | 2.80 | 102600 |
| 2011-01-14 | 2.90 | 2.88 | 108600 |
| 2011-01-13 | 2.75 | 2.92 | 345600 |
| 2011-01-12 | 2.73 | 2.74 | 78100 |
| 2011-01-11 | 2.71 | 2.69 | 56000 |
| 2011-01-10 | 2.65 | 2.68 | 135800 |
| 2011-01-07 | 2.64 | 2.65 | 75800 |
| 2011-01-06 | 2.68 | 2.64 | 130100 |
| 2011-01-05 | 2.68 | 2.67 | 121700 |
| 2011-01-04 | 2.72 | 2.69 | 153200 |
| 2011-01-03 | 2.67 | 2.73 | 297800 |
| 2010-12-31 | 2.73 | 2.67 | 190000 |
| 2010-12-30 | 2.69 | 2.70 | 114900 |
| 2010-12-29 | 2.65 | 2.70 | 89700 |
| 2010-12-28 | 2.67 | 2.66 | 39100 |
| 2010-12-27 | 2.72 | 2.69 | 38700 |
| 2010-12-23 | 2.70 | 2.72 | 257500 |
| 2010-12-22 | 2.58 | 2.69 | 188700 |
| 2010-12-21 | 2.58 | 2.59 | 292400 |
| 2010-12-20 | 2.68 | 2.55 | 299900 |
| 2010-12-17 | 2.55 | 2.69 | 102400 |
| 2010-12-16 | 2.63 | 2.55 | 161300 |
| 2010-12-15 | 2.62 | 2.62 | 162800 |
| 2010-12-14 | 2.63 | 2.68 | 93600 |
| 2010-12-13 | 2.71 | 2.67 | 341600 |
| 2010-12-10 | 2.69 | 2.69 | 96700 |
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