| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2026 | 46.07 | 66.08 | 38.72 |
| 2025 | 34.96 | 46.73 | 23.02 |
| 2024 | 5.75 | 10.47 | 1.45 |
| 2023 | 2.35 | 4.7 | 0.47 |
| 2022 | 0.59 | 0.69 | 0.47 |
| 2021 | 0.94 | 1.38 | 0.62 |
| 2020 | 1.74 | 2.31 | 1.25 |
| 2019 | 1.38 | 1.81 | 0.99 |
| 2018 | 2.7 | 4.64 | 1.15 |
| 2017 | 5.22 | 7.49 | 4.34 |
| 2016 | 4.94 | 7.19 | 3.47 |
| 2015 | 6.81 | 8.55 | 3.46 |
| 2014 | 3.58 | 4.7 | 3.21 |
| 2013 | 5.39 | 7.37 | 4.12 |
| 2012 | 5.26 | 6.24 | 4.12 |
| 2011 | 9.42 | 18.18 | 5.04 |
| 2010 | 16.46 | 23.33 | 12.04 |