年份 | 中国 |
---|---|
2023 | - |
2022 | - |
2021 | 2.02381 |
2020 | 2.01316 |
2019 | 1.99186 |
2018 | 1.9173 |
2017 | 1.84629 |
2016 | 1.77528 |
2015 | 1.70427 |
2014 | 1.7064 |
2013 | 1.70427 |
2012 | 1.68296 |
2011 | 1.61905 |
2010 | 1.54449 |
2009 | 1.49123 |
2008 | 1.44863 |
2007 | 1.41134 |
2006 | 1.34211 |
2005 | 1.31548 |
2004 | 1.2782 |
2003 | 1.23559 |
2002 | 1.19299 |
2001 | 1.17168 |
2000 | 1.17168 |
1999 | 1.17168 |
1998 | 1.17168 |
1997 | 1.17168 |
1996 | 1.13972 |
1995 | 1.1099 |
1994 | 0.9906 |
1993 | 0.92669 |
1992 | 0.830826 |
1991 | 0.798871 |
1990 | 0.798871 |
1989 | 0.798871 |
1988 | 0.777568 |
1987 | 0.745613 |
1986 | 0.639097 |
1985 | 0.521929 |
1984 | 0.404761 |
1983 | 0.372806 |
1982 | 0.351503 |
1981 | 0.341917 |
1980 | 0.333395 |
1979 | 0.324661 |
1978 | 0.315288 |
1977 | 0.306766 |
1976 | 0.298245 |
1975 | 0.289724 |
1974 | 0.281203 |
1973 | 0.272681 |
1972 | 0.26416 |
1971 | 0.255639 |
1970 | 0.247117 |
1969 | 0.238596 |
1968 | 0.230075 |
1967 | 0.221554 |
1966 | 0.213032 |
1965 | 0.207706 |
1964 | 0.202381 |
1963 | 0.197055 |
1962 | 0.191729 |
1961 | 0.186403 |
1960 | - |