| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 10.46 | 13.23 | 8.01 |
| 2024 | 7.13 | 10.44 | 5.28 |
| 2023 | 8.86 | 15.35 | 5.59 |
| 2022 | 7.26 | 10.36 | 5.4 |
| 2021 | 10.97 | 14.81 | 8.74 |
| 2020 | 13.51 | 23.46 | 9.1 |
| 2019 | 10.49 | 17.28 | 5.27 |
| 2018 | 9.36 | 13.96 | 5.11 |
| 2017 | 20.27 | 34.63 | 13.21 |
| 2016 | 49.43 | 67.93 | 33.42 |
| 2015 | 50.51 | 76.35 | 31.49 |
| 2014 | 35.45 | 48.1 | 23.47 |
| 2013 | 18.99 | 26.57 | 13.54 |
| 2012 | 22.25 | 32.73 | 10.35 |
| 2011 | 34.2 | 47.81 | 8.12 |