| 评估日期 | 买入价 | 卖出价 |
| 2010.02.02 | 8.161641 | 8.001608 |
| 2010.02.01 | 8.136284 | 7.976749 |
| 2010.01.29 | 8.080072 | 7.921639 |
| 2010.01.28 | 8.125947 | 7.966615 |
| 2010.01.27 | 8.25296 | 8.091137 |
| 2010.01.26 | 8.326105 | 8.162848 |
| 2010.01.25 | 8.417954 | 8.252896 |
| 2010.01.22 | 8.376641 | 8.212393 |
| 2010.01.21 | 8.492177 | 8.325664 |
| 2010.01.20 | 8.488378 | 8.32194 |