| 评估日期 | 买入价 | 卖出价 |
| 2011.07.12 | 8.904179 | 8.729587 |
| 2011.07.11 | 8.920662 | 8.745747 |
| 2011.07.08 | 8.934218 | 8.759037 |
| 2011.07.07 | 8.940474 | 8.765171 |
| 2011.07.06 | 8.902059 | 8.727509 |
| 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 |