| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 0 | -4.33 | |
| 2024 | 115.23 | 116.78 | 113.68 |
| 2023 | 62.42 | 71.25 | 44.5 |
| 2022 | 36.97 | 73.33 | 10.03 |
| 2021 | 7.89 | 18.49 | 2.58 |
| 2020 | 3.81 | 5 | 2.82 |
| 2019 | 2.37 | 3.93 | 1.24 |
| 2018 | 1.85 | 2.83 | 1.27 |
| 2017 | 4.27 | 6.05 | 2.7 |
| 2016 | 5.99 | 8.14 | 4.94 |
| 2015 | 5.72 | 10.31 | 2.52 |
| 2014 | 2.47 | 3.67 | 1.64 |
| 2013 | 1.56 | 1.98 | 1.28 |
| 2012 | 1.81 | 2.22 | 1.4 |
| 2011 | 3.24 | 4.6 | 1.9 |