| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2026 | 16.14 | 20.68 | 12.97 |
| 2025 | 15.05 | 20.69 | 11.62 |
| 2024 | 12.89 | 19.65 | 8.96 |
| 2023 | 10.36 | 19.21 | 5.57 |
| 2022 | 6.09 | 10.35 | 4.12 |
| 2021 | 5.59 | 11.73 | 3.52 |
| 2020 | 6.17 | 10.54 | 3.47 |
| 2019 | 4.08 | 5.25 | 3.15 |
| 2018 | 7.95 | 14.26 | 3.92 |
| 2017 | 16.25 | 22.23 | 9.19 |
| 2016 | 26.78 | 32.05 | 21.19 |