| 评估日期 | 买入价 | 卖出价 |
| 2011.09.14 | 8.254503 | 8.09265 |
| 2011.09.13 | 8.278204 | 8.115886 |
| 2011.09.09 | 8.325906 | 8.162653 |
| 2011.09.08 | 8.209455 | 8.048485 |
| 2011.09.07 | 8.280475 | 8.118113 |
| 2011.09.06 | 8.40906 | 8.244177 |
| 2011.09.05 | 8.459057 | 8.293193 |
| 2011.09.02 | 8.482388 | 8.316067 |
| 2011.09.01 | 8.479703 | 8.313434 |
| 2011.08.31 | 8.52341 | 8.356284 |