| 评估日期 | 买入价 | 卖出价 |
| 2020.12.31 | 12.580078 | 12.333409 |
| 2020.12.30 | 12.698964 | 12.449964 |
| 2020.12.29 | 12.605683 | 12.358512 |
| 2020.12.28 | 12.551804 | 12.30569 |
| 2020.12.25 | 12.668746 | 12.420339 |
| 2020.12.24 | 12.495383 | 12.250376 |
| 2020.12.23 | 12.61344 | 12.366118 |
| 2020.12.22 | 12.353425 | 12.111201 |
| 2020.12.21 | 12.386658 | 12.143782 |
| 2020.12.18 | 12.282827 | 12.041987 |