| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 29.43 | 36.06 | 24.1 |
| 2024 | 13.3 | 42.67 | 5.33 |
| 2023 | 7.87 | 10.84 | 6.01 |
| 2022 | 6.47 | 9.62 | 4.43 |
| 2021 | 8.02 | 9.89 | 6.54 |
| 2020 | 11.19 | 16.29 | 7.98 |
| 2019 | 8.15 | 11.25 | 3.79 |
| 2018 | 7.32 | 11.87 | 4.21 |
| 2017 | 12.63 | 17.07 | 8.5 |
| 2016 | 29.93 | 50.86 | 16.5 |
| 2015 | 128.27 | 325.68 | 36.88 |
| 2014 | 48.02 | 124.77 | 31.23 |
| 2013 | 17.32 | 34.4 | 8.91 |
| 2012 | 10.2 | 12.47 | 7.62 |
| 2011 | 16.1 | 24.21 | 11.42 |