| 评估日期 | 买入价 | 卖出价 |
| 2011.07.05 | 8.755533 | 8.583856 |
| 2011.07.04 | 8.732198 | 8.560979 |
| 2011.07.01 | 8.662703 | 8.492847 |
| 2011.06.30 | 8.730322 | 8.559139 |
| 2011.06.29 | 8.733028 | 8.561792 |
| 2011.06.28 | 8.677949 | 8.507793 |
| 2011.06.27 | 8.538912 | 8.371483 |
| 2011.06.24 | 8.399491 | 8.234795 |
| 2011.06.23 | 8.395895 | 8.23127 |
| 2011.06.22 | 8.332666 | 8.16928 |