| 评估日期 | 买入价 | 卖出价 |
| 2012.06.21 | 7.685111 | 7.534422 |
| 2012.06.20 | 7.737094 | 7.585387 |
| 2012.06.19 | 7.709753 | 7.558582 |
| 2012.06.18 | 7.669135 | 7.51876 |
| 2012.06.15 | 7.719198 | 7.567841 |
| 2012.06.14 | 7.624486 | 7.474987 |
| 2012.06.13 | 7.640403 | 7.490592 |
| 2012.06.12 | 7.567181 | 7.418805 |
| 2012.06.11 | 7.573398 | 7.4249 |
| 2012.06.08 | 7.600404 | 7.451376 |