| 序号 | 时间 (年) |
数据 (‰) |
|---|---|---|
| 1 | 2024 | |
| 2 | 2023 | |
| 3 | 2022 | |
| 4 | 2021 | |
| 5 | 2020 | |
| 6 | 2019 | |
| 7 | 2018 | |
| 8 | 2017 | |
| 9 | 2016 | |
| 10 | 2015 | |
| 11 | 2014 | 18.18 |
| 12 | 2013 | 15.47 |
| 13 | 2012 | 7.31 |
| 14 | 2011 | 7.08 |
| 15 | 2010 | 10.05 |
| 16 | 2009 | 5.54 |
| 17 | 2008 | 5.78 |
| 18 | 2007 | 5.94 |
| 19 | 2006 | 4.76 |
| 20 | 2005 | 5.38 |
| 21 | 2004 | 5.17 |
| 22 | 2003 | 4.69 |
| 23 | 2002 | 4.42 |
| 24 | 2001 | 5.40 |
| 25 | 2000 | 8.88 |
| 26 | 1999 | 6.61 |
| 27 | 1998 | 5.06 |
| 28 | 1997 | 6.42 |
| 29 | 1996 | 10.39 |
| 30 | 1995 | 17.46 |
| 31 | 1994 | 12.73 |
| 32 | 1993 | 10.99 |
| 33 | 1992 | 12.33 |
| 34 | 1990 | 21.86 |
| 35 | 1989 | 19.42 |
| 36 | 1988 | 15.71 |
| 37 | 1987 | 18.01 |
| 38 | 1986 | 15.82 |
| 39 | 1985 | 16.32 |
| 40 | 1983 | 15.11 |
| 41 | 1982 | 21.70 |
| 42 | 1973 | 29.45 |
| 43 | 1972 | 29.96 |
| 44 | 1971 | 31.05 |
| 45 | 1965 | 35.25 |
| 46 | 1964 | 30.64 |
| 47 | 1963 | 38.25 |
| 48 | 1962 | 32.69 |
| 49 | 1961 | 10.53 |
| 50 | 1960 | 15.33 |
| 51 | 1959 | 30.43 |
| 52 | 1958 | 28.37 |
| 53 | 1957 | 35.01 |
| 54 | 1956 | 25.37 |
| 55 | 1955 | 24.26 |
| 56 | 1954 | 36.28 |
| 57 | 1953 | 22.11 |
| 58 | 1952 | 18.34 |
