| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 52.65 | 77.69 | 23.34 |
| 2024 | 13.26 | 35.09 | 3.42 |
| 2023 | 6.72 | 10.1 | 5.01 |
| 2022 | 6.92 | 13.21 | 4.44 |
| 2021 | 9.99 | 15.43 | 6.33 |
| 2020 | 6.48 | 10.36 | 4.51 |
| 2019 | 4.46 | 6.59 | 3.2 |
| 2018 | 5.74 | 9.17 | 3.74 |
| 2017 | 12.46 | 18.64 | 7.8 |
| 2016 | 26.2 | 45.3 | 13.19 |
| 2015 | 25.7 | 46.86 | 11.95 |
| 2014 | 9.29 | 15.66 | 6.49 |
| 2013 | 6.34 | 8.34 | 4.97 |