| 日期 | 价格区间 | 均价 | 涨跌 | 涨跌幅（%） |
|---|---|---|---|---|
| 2021-07-23 | 20,250-20,450 | 20,350 | 0 | 0% |
| 2021-07-22 | 20,250-20,450 | 20,350 | -350 | -1.72% |
| 2021-07-21 | 20,600-20,800 | 20,700 | 0 | 0% |
| 2021-07-20 | 20,600-20,800 | 20,700 | -50 | -0.24% |
| 2021-07-19 | 20,650-20,850 | 20,750 | 200 | 0.96% |
| 2021-07-16 | 20,450-20,650 | 20,550 | 500 | 2.43% |
| 2021-07-15 | 19,950-20,150 | 20,050 | 0 | 0% |