| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2025 | |
| 2 | 2024 | |
| 3 | 2023 | |
| 4 | 2022 | |
| 5 | 2021 | |
| 6 | 2020 | |
| 7 | 2019 | 3.61 |
| 8 | 2018 | 3.86 |
| 9 | 2016 | 5.31 |
| 10 | 2015 | 3.99 |
| 11 | 2014 | 12.29 |
| 12 | 2013 | 5.33 |
| 13 | 2012 | 9.09 |
| 14 | 2011 | 5.82 |
| 15 | 2010 | 8.82 |
| 16 | 2009 | 2.69 |
| 17 | 2008 | 3.61 |
| 18 | 2007 | 2.91 |
| 19 | 2006 | 2.36 |
| 20 | 2005 | 37.17 |
| 21 | 2004 | 3.44 |
| 22 | 2003 | 3.37 |
| 23 | 2002 | 2.85 |
| 24 | 2001 | 2.60 |
| 25 | 2000 | 8.99 |
| 26 | 1999 | 3.11 |
| 27 | 1998 | 3.38 |
| 28 | 1997 | 3.48 |
| 29 | 1996 | 7.92 |
| 30 | 1995 | 4.25 |
| 31 | 1994 | 3.18 |
| 32 | 1993 | 3.60 |
| 33 | 1992 | 4.05 |
| 34 | 1991 | 4.83 |
| 35 | 1990 | 5.75 |
| 36 | 1985 | 3.79 |
| 37 | 1980 | 4.63 |
| 38 | 1978 | 5.16 |
| 39 | 1975 | 5.49 |
| 40 | 1970 | 5.41 |
| 41 | 1965 | 7.20 |
| 42 | 1962 | 7.01 |
| 43 | 1957 | 12.76 |
| 44 | 1952 | 12.40 |
| 45 | 1949 | 12.65 |
