| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 0 | ||
| 2024 | 0 | ||
| 2023 | 0 | ||
| 2022 | 0 | ||
| 2021 | 0 | ||
| 2020 | 0 | -0.31 | |
| 2019 | 0 | -0.5 | |
| 2018 | 57.76 | 57.76 | 57.76 |
| 2017 | 63.22 | 78.43 | 55.14 |
| 2016 | 42.17 | 83.32 | 26.11 |
| 2015 | 69.11 | 93.95 | 42.26 |
| 2014 | 96.1 | 147.08 | 50.75 |
| 2013 | 108.31 | 203.71 | 30.38 |
| 2012 | 25.11 | 37.14 | 11.57 |
| 2011 | 21.36 | 40.07 | 12.08 |
| 2010 | 71.9 | 713.69 | 33.77 |
| 2009 | 151.35 | 572.35 | 15.43 |
| 2008 | 16.14 | 33.4 | 9.83 |
| 2007 | 29.5 | 59.1 | 14.16 |
| 2006 | 20.44 | 26.5 | 16.45 |
| 2005 | 16.93 | 21.26 | 13.57 |
| 2004 | 29.64 | 41.87 | 16.44 |
| 2003 | 33.58 | 37.41 | 28.23 |
| 2002 | 38.03 | 45.94 | 34.23 |
| 2001 | 68.41 | 97.31 | 44.87 |
| 2000 | 141.61 | 244.87 | 63.55 |