| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 10.26 | 11.54 | 9.23 |
| 2024 | 12.46 | 17.06 | 7.84 |
| 2023 | 39.31 | 57.08 | 14.64 |
| 2022 | 33.38 | 41.65 | 24.64 |
| 2021 | 39.67 | 57.5 | 26.29 |
| 2020 | 24.82 | 50.96 | 12.04 |
| 2019 | 11.1 | 15.41 | 8.63 |
| 2018 | 10.12 | 12.82 | 8.58 |
| 2017 | 10.55 | 12.6 | 8.6 |
| 2016 | 18.47 | 27.91 | 11.89 |
| 2015 | 30.7 | 52.57 | 17.97 |
| 2014 | 18.44 | 22.62 | 15.68 |
| 2013 | 14.8 | 19.48 | 12.01 |
| 2012 | 14.73 | 17.92 | 10.62 |
| 2011 | 18.22 | 20.15 | 15.44 |