| 日期 | 价格区间 | 均价 | 涨跌 | 涨跌幅（%） |
|---|---|---|---|---|
| 2025-07-31 | 20,550-20,590 | 20,570 | -100 | -0.49% |
| 2025-07-30 | 20,650-20,690 | 20,670 | 60 | 0.29% |
| 2025-07-29 | 20,590-20,630 | 20,610 | -50 | -0.24% |
| 2025-07-28 | 20,640-20,680 | 20,660 | -110 | -0.53% |
| 2025-07-25 | 20,750-20,790 | 20,770 | 60 | 0.29% |
| 2025-07-24 | 20,690-20,730 | 20,710 | -130 | -0.63% |
| 2025-07-23 | 20,820-20,860 | 20,840 | -90 | -0.43% |