| 评估日期 | 买入价 | 卖出价 |
| 2010.05.31 | 8.13695 | 7.977402 |
| 2010.05.28 | 8.045097 | 7.88735 |
| 2010.05.27 | 8.023679 | 7.866352 |
| 2010.05.26 | 8.111124 | 7.952082 |
| 2010.05.25 | 7.925498 | 7.770096 |
| 2010.05.24 | 7.826342 | 7.672884 |
| 2010.05.21 | 7.904221 | 7.749236 |
| 2010.05.20 | 7.87512 | 7.720706 |
| 2010.05.19 | 7.792787 | 7.639987 |
| 2010.05.18 | 8.05118 | 7.893314 |