| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 30.16 | 40.59 | 23.9 |
| 2024 | 14.59 | 36.65 | 4.11 |
| 2023 | 4.3 | 10.62 | 0.9 |
| 2022 | 1.14 | 1.96 | 0.78 |
| 2021 | 1.47 | 1.79 | 1.09 |
| 2020 | 2.59 | 3.73 | 1.32 |
| 2019 | 3.2 | 4.14 | 2.57 |
| 2018 | 3.8 | 5.24 | 2.47 |
| 2017 | 3.71 | 5.18 | 2.87 |
| 2016 | 3.02 | 4.16 | 1.73 |
| 2015 | 2.63 | 4.9 | 1.66 |
| 2014 | 2.08 | 2.55 | 1.66 |
| 2013 | 2.74 | 3.51 | 2.08 |
| 2012 | 3.63 | 5.54 | 1.66 |
| 2011 | 4.98 | 6.69 | 3.93 |
| 2010 | 5.96 | 7.11 | 4.88 |