| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 12.42 | 13.81 | 11.49 |
| 2024 | 8.82 | 18.07 | 6.65 |
| 2023 | 8.41 | 10.7 | 7.15 |
| 2022 | 7.92 | 9.76 | 6.34 |
| 2021 | 11.06 | 14.41 | 8.85 |
| 2020 | 12.57 | 18.61 | 9.5 |
| 2019 | 10.36 | 19.2 | 4.91 |
| 2018 | 5.77 | 7.51 | 4.78 |
| 2017 | 8.58 | 13.32 | 4.87 |
| 2016 | 7.06 | 8.85 | 5.62 |
| 2015 | 11.87 | 22.27 | 3.96 |
| 2014 | 4.38 | 5.96 | 3.78 |
| 2013 | 3.3 | 5.85 | 2 |
| 2012 | 2.16 | 2.79 | 1.72 |