| 评估日期 | 买入价 | 卖出价 |
| 2009.05.15 | 6.63428 | 6.504196 |
| 2009.05.14 | 6.56797 | 6.439186 |
| 2009.05.13 | 6.498634 | 6.37121 |
| 2009.05.12 | 6.616575 | 6.486839 |
| 2009.05.11 | 6.588826 | 6.459633 |
| 2009.05.08 | 6.604116 | 6.474624 |
| 2009.05.07 | 6.519229 | 6.391401 |
| 2009.05.06 | 6.47991 | 6.352853 |
| 2009.05.05 | 6.326412 | 6.202364 |
| 2009.05.04 | 6.283458 | 6.160253 |