| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2026 | 3.29 | 3.65 | 2.78 |
| 2025 | 3.23 | 4.55 | 2.32 |
| 2024 | 2.48 | 4.63 | 1.26 |
| 2023 | 7.41 | 14.36 | 4.22 |
| 2022 | 16.39 | 28.84 | 10.16 |
| 2021 | 26.99 | 45.57 | 13.93 |
| 2020 | 18.81 | 27.29 | 10.61 |
| 2019 | 8.5 | 12.84 | 5.06 |
| 2018 | 33.27 | 84.33 | 6.32 |
| 2017 | 86.17 | 108.89 | 69.05 |
| 2016 | 75.28 | 108.67 | 45.44 |
| 2015 | 66.09 | 106.08 | 27.21 |
| 2014 | 13.7 | 31.75 | 10.26 |
| 2013 | 7.16 | 11.46 | 5.04 |
| 2012 | 5.53 | 6.88 | 4.35 |
| 2011 | 7.98 | 9.74 | 5.43 |