| 2011-02-14 | 4.49 | 4.60 | 170100 |
| 2011-02-11 | 4.68 | 4.51 | 191900 |
| 2011-02-10 | 4.70 | 4.71 | 132300 |
| 2011-02-09 | 4.82 | 4.73 | 189700 |
| 2011-02-08 | 4.93 | 4.82 | 147700 |
| 2011-02-07 | 4.68 | 4.95 | 755200 |
| 2011-02-04 | 4.56 | 4.69 | 175200 |
| 2011-02-03 | 4.42 | 4.58 | 235700 |
| 2011-02-02 | 4.36 | 4.43 | 83700 |
| 2011-02-01 | 4.40 | 4.40 | 294000 |
| 2011-01-31 | 4.60 | 4.35 | 244100 |
| 2011-01-28 | 4.62 | 4.59 | 174300 |
| 2011-01-27 | 4.74 | 4.61 | 459500 |
| 2011-01-26 | 4.66 | 4.73 | 212800 |
| 2011-01-25 | 4.55 | 4.64 | 218100 |
| 2011-01-24 | 4.49 | 4.55 | 195500 |
| 2011-01-21 | 4.45 | 4.50 | 258400 |
| 2011-01-20 | 4.50 | 4.44 | 193900 |
| 2011-01-19 | 4.65 | 4.55 | 122200 |
| 2011-01-18 | 4.69 | 4.67 | 315100 |
| 2011-01-14 | 4.50 | 4.65 | 576400 |
| 2011-01-13 | 4.47 | 4.49 | 147400 |
| 2011-01-12 | 4.48 | 4.50 | 175700 |
| 2011-01-11 | 4.50 | 4.51 | 149900 |
| 2011-01-10 | 4.40 | 4.49 | 113600 |
| 2011-01-07 | 4.48 | 4.44 | 287500 |
| 2011-01-06 | 4.68 | 4.49 | 296600 |
| 2011-01-05 | 4.78 | 4.71 | 971200 |
| 2011-01-04 | 4.45 | 4.63 | 438500 |
| 2011-01-03 | 4.65 | 4.46 | 264500 |
| 2010-12-31 | 4.60 | 4.64 | 640200 |
| 2010-12-30 | 4.20 | 4.67 | 2337100 |
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