时间 | 平均 | 最高 | 最低 |
---|---|---|---|
2025 | 0.49 | 0.57 | 0.39 |
2024 | 0.43 | 0.52 | 0.32 |
2023 | 0.49 | 0.56 | 0.41 |
2022 | 0.59 | 0.82 | 0.43 |
2021 | 0.79 | 1.33 | 0.56 |
2020 | 0.64 | 0.79 | 0.58 |
2019 | 0.88 | 1.36 | 0.68 |
2018 | 1.52 | 2.77 | 0.9 |
2017 | 1.52 | 2.45 | 0.96 |
2016 | 1 | 1.31 | 0.74 |
2015 | 1.14 | 1.84 | 0.75 |
2014 | 0.66 | 1.25 | 0.48 |
2013 | 0.71 | 0.99 | 0.55 |
2012 | 0.76 | 0.87 | 0.67 |
2011 | 1.02 | 1.27 | 0.72 |
2010 | 1.16 | 1.61 | 0.84 |
2009 | 1.26 | 1.85 | 0.73 |
2008 | 15.21 | 72.63 | 0.57 |
2007 | 14.47 | 65.66 | 2.41 |
2006 | 2.66 | 3.32 | 2.15 |
2005 | 2.31 | 2.79 | 1.88 |
2004 | 3.76 | 5.75 | 2.61 |
2003 | 6.4 | 10.04 | 4.17 |
2002 | 9.31 | 11.19 | 6.54 |
2001 | 10.78 | 13.61 | 7.32 |
2000 | 6.65 | 8.79 | 5.02 |
1999 | 9.81 | 16.34 | 7.18 |
1998 | 9.52 | 14.29 | 5.55 |
1997 | 6.2 | 7.69 | 5.03 |