| 时间 | 平均 | 最高 | 最低 |
|---|---|---|---|
| 2025 | 66.02 | 78.39 | 57.1 |
| 2024 | 54.09 | 87.52 | 32.14 |
| 2023 | 81.72 | 106.63 | 52.48 |
| 2022 | 0 | -11.5 | |
| 2021 | 76.69 | 111.37 | 57.25 |
| 2020 | 22.96 | 26.24 | 19.62 |
| 2019 | 23.09 | 37.36 | 18.21 |
| 2018 | 20.55 | 27.88 | 15.68 |
| 2017 | 33.85 | 47.31 | 23.53 |
| 2016 | 45.02 | 56.19 | 35.79 |
| 2015 | 44.35 | 72.14 | 26.01 |
| 2014 | 25.69 | 38.01 | 20.02 |
| 2013 | 31.49 | 57.25 | 20.95 |
| 2012 | 33.3 | 56.58 | 23.36 |
| 2011 | 39.24 | 59.21 | 25.41 |
| 2010 | 41.47 | 59.52 | 24.54 |
| 2009 | 22.14 | 30.99 | 12.91 |
| 2008 | 19.56 | 31.19 | 9.89 |
| 2007 | 30.61 | 42.16 | 19.63 |
| 2006 | 15.34 | 21.7 | 11.14 |
| 2005 | 10.3 | 13.76 | 6.56 |
| 2004 | 15.28 | 18.29 | 12.73 |
| 2003 | 20.95 | 28.77 | 13.12 |
| 2002 | 23.63 | 28.21 | 17.73 |
| 2001 | 29.18 | 37.62 | 20.07 |
| 2000 | 31.7 | 40.49 | 22.79 |
| 1999 | 27.54 | 35.29 | 20.82 |
| 1998 | 21.1 | 28.62 | 14.83 |
| 1997 | 30.76 | 42.9 | 19.46 |