| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 24.49 | 32.97 | 18.06 |
| 2024 | 19.8 | 34.06 | 13.19 |
| 2023 | 32.27 | 42.48 | 23.6 |
| 2022 | 21.41 | 35.29 | 7.58 |
| 2021 | 35.2 | 78.14 | 14.01 |
| 2020 | 78.61 | 152.31 | 36.69 |
| 2019 | 33.93 | 56.64 | 3.01 |
| 2018 | 2.91 | 6.45 | 1.73 |
| 2017 | 2.16 | 3.03 | 1.68 |
| 2016 | 4.69 | 7.14 | 2.54 |
| 2015 | 4.25 | 7.6 | 2.48 |
| 2014 | 2.33 | 3.41 | 1.81 |
| 2013 | 1.82 | 2.22 | 1.59 |
| 2012 | 1.73 | 2.86 | 1.38 |