| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2026 | 33.68 | 43.95 | 30.05 |
| 2025 | 22.92 | 41.6 | 11.02 |
| 2024 | 25.68 | 44.82 | 13.85 |
| 2023 | 22.54 | 39.7 | 9.51 |
| 2022 | 10.86 | 14.94 | 7.05 |
| 2021 | 11.46 | 14.78 | 9.03 |
| 2020 | 17.74 | 26.1 | 11.99 |
| 2019 | 13.96 | 17.51 | 10.52 |
| 2018 | 10.84 | 13.34 | 8.63 |
| 2017 | 15.55 | 20.92 | 12.14 |
| 2016 | 25.42 | 30.66 | 19.33 |