| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 0 | -24.32 | |
| 2024 | 0 | -25.91 | |
| 2023 | 760.37 | 1648.66 | 130.95 |
| 2022 | 50.06 | 154.39 | 3.28 |
| 2021 | 3.42 | 5.08 | 1.28 |
| 2020 | 3.26 | 4.11 | 1.72 |
| 2019 | 3.84 | 5.45 | 3.22 |
| 2018 | 6.29 | 8.37 | 3.87 |
| 2017 | 10.25 | 11.38 | 8.21 |
| 2016 | 8.68 | 11.62 | 5.31 |
| 2015 | 8.47 | 16.35 | 4.9 |
| 2014 | 5.45 | 6.99 | 4.54 |
| 2013 | 5.62 | 7.11 | 4.63 |
| 2012 | 6.16 | 8.07 | 4.12 |
| 2011 | 11.69 | 23.09 | 5.65 |
| 2010 | 11.21 | 22.5 | 7.84 |
| 2009 | 6.05 | 9.51 | 2.21 |
| 2008 | 3.04 | 6.11 | 1.23 |
| 2007 | 6.56 | 11.89 | 3.31 |