| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 0 | ||
| 2024 | 0 | ||
| 2023 | 0 | ||
| 2022 | 39.85 | 62.97 | 4.29 |
| 2021 | 91.04 | 151.41 | 49.83 |
| 2020 | 45.34 | 111.42 | 9.14 |
| 2019 | 7.34 | 12.02 | 2.79 |
| 2018 | 3.78 | 5.09 | 2.27 |
| 2017 | 6.41 | 10.77 | 4.25 |
| 2016 | 18.8 | 37.43 | 9.82 |
| 2015 | 32.43 | 65.64 | 17.24 |
| 2014 | 24.38 | 31.82 | 16.32 |
| 2013 | 16.6 | 29.19 | 10.47 |
| 2012 | 12.45 | 16.75 | 9.67 |
| 2011 | 17.93 | 22.78 | 12.95 |
| 2010 | 22.92 | 29.5 | 16.84 |