| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 83.01 | 130.31 | 45.06 |
| 2024 | 58.19 | 83.22 | 34.37 |
| 2023 | 27.19 | 74.63 | 12.61 |
| 2022 | 11.66 | 17.44 | 6.3 |
| 2021 | 9.22 | 14.9 | 4.09 |
| 2020 | 20.32 | 37.25 | 6.23 |
| 2019 | 8.86 | 13.21 | 7.63 |
| 2018 | 11.57 | 15.5 | 7.78 |
| 2017 | 13.34 | 14.91 | 11.71 |
| 2016 | 7.65 | 15.23 | 5.27 |
| 2015 | 5.57 | 7.83 | 1.8 |
| 2014 | 1.73 | 1.84 | 1.46 |
| 2013 | 1.39 | 1.59 | 1.16 |
| 2012 | 1.47 | 1.68 | 1.34 |