年份 | 中国 |
---|---|
2023 | - |
2022 | 7.83203 |
2021 | 7.59412 |
2020 | 7.38425 |
2019 | 7.23557 |
2018 | 7.11547 |
2017 | 6.91576 |
2016 | 6.74105 |
2015 | 6.73705 |
2014 | 6.9029 |
2013 | 7.27394 |
2012 | 7.77204 |
2011 | 8.28259 |
2010 | 8.79543 |
2009 | 9.22446 |
2008 | 9.50603 |
2007 | 9.58899 |
2006 | 9.52994 |
2005 | 9.45847 |
2004 | 9.37743 |
2003 | 9.39627 |
2002 | 9.42476 |
2001 | 9.00371 |
2000 | 8.2033 |
1999 | 7.41558 |
1998 | 6.65682 |
1997 | 6.23318 |
1996 | 6.40536 |
1995 | 6.87242 |
1994 | 7.33937 |
1993 | 7.62283 |
1992 | 7.67195 |
1991 | 7.62655 |
1990 | 7.52742 |
1989 | 7.33016 |
1988 | 7.07489 |
1987 | 6.75668 |
1986 | 6.42887 |
1985 | 6.11934 |
1984 | 5.81679 |
1983 | 5.57359 |
1982 | 5.37671 |
1981 | 5.26627 |
1980 | 5.23171 |
1979 | 5.22701 |
1978 | 5.25744 |
1977 | 5.32933 |
1976 | 5.39372 |
1975 | 5.45881 |
1974 | 5.56282 |
1973 | 5.68567 |
1972 | 5.76287 |
1971 | 5.78788 |
1970 | 5.81289 |
1969 | 5.83302 |
1968 | 5.82608 |
1967 | 5.82019 |
1966 | 5.82157 |
1965 | 5.83687 |
1964 | 5.88984 |
1963 | 5.95328 |
1962 | 5.97992 |
1961 | 5.96788 |
1960 | 5.90648 |