年份 | 中国 |
---|---|
2023 | - |
2022 | - |
2021 | 1.70756 |
2020 | 0.863775 |
2019 | 1.26691 |
2018 | 1.42518 |
2017 | 1.31424 |
2016 | 1.05247 |
2015 | 1.17477 |
2014 | 2.31013 |
2013 | 2.98307 |
2012 | 4.08849 |
2011 | 7.6852 |
2010 | 6.28673 |
2009 | 3.91782 |
2008 | 9.64841 |
2007 | 6.32788 |
2006 | 5.5212 |
2005 | 5.10277 |
2004 | 4.72488 |
2003 | 2.01791 |
2002 | 1.9563 |
2001 | 2.59238 |
2000 | 2.69774 |
1999 | 1.84533 |
1998 | 1.71539 |
1997 | 2.39156 |
1996 | 3.0048 |
1995 | 3.267 |
1994 | 3.28088 |
1993 | 4.44907 |
1992 | 5.33847 |
1991 | 6.08172 |
1990 | 8.6387 |
1989 | 7.05998 |
1988 | 6.28565 |
1987 | 6.49281 |
1986 | 5.75921 |
1985 | 9.78978 |
1984 | 10.3999 |
1983 | 12.6162 |
1982 | 16.7509 |
1981 | 19.4674 |
1980 | 19.7416 |
1979 | 17.0999 |
1978 | 11.2105 |
1977 | 9.60235 |
1976 | 9.22371 |
1975 | 7.33042 |
1974 | 5.00071 |
1973 | 1.79558 |
1972 | 0.895123 |
1971 | 0.773897 |
1970 | 0.840417 |
1969 | - |
1968 | - |
1967 | - |
1966 | - |
1965 | - |
1964 | - |
1963 | - |
1962 | - |
1961 | - |
1960 | - |