| 评估日期 | 买入价 | 卖出价 |
| 2019.04.18 | 7.675652 | 7.525149 |
| 2019.04.17 | 7.657713 | 7.507562 |
| 2019.04.16 | 7.653988 | 7.503909 |
| 2019.04.15 | 7.654724 | 7.504632 |
| 2019.04.12 | 7.657661 | 7.50751 |
| 2019.04.11 | 7.659409 | 7.509225 |
| 2019.04.10 | 7.658686 | 7.508516 |
| 2019.04.09 | 7.657685 | 7.507534 |
| 2019.04.08 | 7.656843 | 7.506709 |
| 2019.04.04 | 7.651861 | 7.501825 |