| 评估日期 | 买入价 | 卖出价 |
| 2011.12.20 | 7.254749 | 7.112499 |
| 2011.12.19 | 7.116684 | 6.977141 |
| 2011.12.16 | 7.222145 | 7.080535 |
| 2011.12.15 | 7.286753 | 7.143875 |
| 2011.12.14 | 7.488249 | 7.341421 |
| 2011.12.13 | 7.53929305 | 7.39146377 |
| 2011.12.13 | 7.539293 | 7.391463 |
| 2011.12.12 | 7.571104 | 7.422651 |
| 2011.12.09 | 7.560392 | 7.412149 |
| 2011.12.08 | 7.556309 | 7.408146 |