| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 15.02 | 20.27 | 9.86 |
| 2024 | 11.68 | 18.07 | 7.04 |
| 2023 | 24.17 | 31.12 | 16.09 |
| 2022 | 11.4 | 28.72 | 6.53 |
| 2021 | 7.98 | 11.74 | 4.35 |
| 2020 | 8.25 | 11.14 | 4.87 |
| 2019 | 7.88 | 12.61 | 4.3 |
| 2018 | 6.97 | 11.37 | 2.84 |
| 2017 | 15.2 | 20.45 | 11.37 |
| 2016 | 71.09 | 192.93 | 18.85 |
| 2015 | 57.6 | 214.72 | 6.83 |
| 2014 | 4.77 | 9.26 | 2.03 |
| 2013 | 1.84 | 2.26 | 1.53 |
| 2012 | 1.82 | 2.34 | 1.43 |
| 2011 | 3.15 | 5.61 | 1.82 |
| 2010 | 5.74 | 7.69 | 3.11 |