| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2026 | 0 | -85.91 | |
| 2025 | 181.66 | 335.78 | 80.98 |
| 2024 | 57.39 | 105.67 | 30.59 |
| 2023 | 35.75 | 42.94 | 27.11 |
| 2022 | 31.13 | 46.74 | 24.05 |
| 2021 | 29.43 | 42.55 | 24.16 |
| 2020 | 40.8 | 72.86 | 22.34 |
| 2019 | 28.61 | 39.62 | 22.79 |
| 2018 | 28.65 | 53.5 | 17.2 |
| 2017 | 30.82 | 39.14 | 15.29 |
| 2016 | 0 | -19.44 | |
| 2015 | 0 | -27.49 | |
| 2014 | 1069.92 | 3060.06 | 112.31 |
| 2013 | 0 | -9.42 | |
| 2012 | 0 | -11.46 | |
| 2011 | 68.55 | 101.41 | 43.52 |
| 2010 | 41.7 | 62.79 | 19.02 |
| 2009 | 50.13 | 61.95 | 41.57 |
| 2008 | 246.71 | 298.86 | 215.94 |
| 2007 | 112.49 | 250.33 | 37.8 |
| 2006 | 0 | -5.49 | |
| 2005 | 0 | -3.1 | |
| 2004 | 327.39 | 399.79 | 234.86 |
| 2003 | 0 | -7.15 | |
| 2002 | 0 | -34.85 | |
| 2001 | 47.96 | 66.56 | 28.87 |
| 2000 | 107.09 | 146.32 | 80.57 |
| 1999 | 0 | -7.83 | |
| 1998 | 468.3 | 652.24 | 391.81 |
| 1997 | 0 | -8.51 |