| 评估日期 | 买入价 | 卖出价 |
| 2011.06.07 | 8.507353 | 8.340542 |
| 2011.06.03 | 8.585698 | 8.417351 |
| 2011.06.02 | 8.572931 | 8.404834 |
| 2011.06.01 | 8.495851 | 8.329265 |
| 2011.05.31 | 8.540718 | 8.373253 |
| 2011.05.30 | 8.620682 | 8.451649 |
| 2011.05.27 | 8.687521 | 8.517178 |
| 2011.05.26 | 8.762552 | 8.590737 |
| 2011.05.25 | 8.749625 | 8.578064 |
| 2011.05.24 | 8.957001 | 8.781374 |