| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 3.87 | 5.29 | 2.37 |
| 2024 | 3.74 | 5.35 | 2.69 |
| 2023 | 18.45 | 42.62 | 4.53 |
| 2022 | 20.43 | 37.64 | 12.6 |
| 2021 | 13.75 | 18.6 | 9.53 |
| 2020 | 26.95 | 35.92 | 12.09 |
| 2019 | 28.66 | 54.3 | 12.13 |
| 2018 | 16.61 | 28.55 | 12.91 |
| 2017 | 21.82 | 31.9 | 16.57 |
| 2016 | 21.75 | 35.24 | 14.2 |
| 2015 | 18.51 | 37.09 | 10.83 |
| 2014 | 9.22 | 13.47 | 5.85 |
| 2013 | 6.26 | 7.42 | 5.58 |