| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2024 | 10.46 | 12.41 | 8.25 |
| 2023 | 13.01 | 18.94 | 8.18 |
| 2022 | 8.54 | 13.97 | 5.99 |
| 2021 | 13.37 | 20.01 | 10.49 |
| 2020 | 18.5 | 26.17 | 14.46 |
| 2019 | 14.66 | 21.6 | 6.79 |
| 2018 | 8.01 | 11.43 | 5.37 |
| 2017 | 11.9 | 16.05 | 9.14 |
| 2016 | 18.77 | 24.07 | 13.11 |
| 2015 | 27.98 | 56.32 | 10.64 |
| 2014 | 5 | 15.27 | 2.57 |
| 2013 | 2.49 | 3.8 | 1.61 |
| 2012 | 1.96 | 2.47 | 1.45 |
| 2011 | 3.03 | 4.57 | 1.91 |
| 2010 | 5.28 | 7.79 | 3.99 |