年份 | 中国 |
---|---|
2023 | - |
2022 | 19.8785 |
2021 | 19.0074 |
2020 | 18.1592 |
2019 | 17.2443 |
2018 | 16.3698 |
2017 | 15.494 |
2016 | 14.6874 |
2015 | 13.9899 |
2014 | 13.3783 |
2013 | 12.8819 |
2012 | 12.457 |
2011 | 12.1023 |
2010 | 11.815 |
2009 | 11.5857 |
2008 | 11.3944 |
2007 | 11.2197 |
2006 | 11.0362 |
2005 | 10.8798 |
2004 | 10.7685 |
2003 | 10.6416 |
2002 | 10.4845 |
2001 | 10.3061 |
2000 | 10.0964 |
1999 | 9.86824 |
1998 | 9.61491 |
1997 | 9.38309 |
1996 | 9.19801 |
1995 | 8.99594 |
1994 | 8.78393 |
1993 | 8.5708 |
1992 | 8.35948 |
1991 | 8.19611 |
1990 | 8.04611 |
1989 | 7.88237 |
1988 | 7.75122 |
1987 | 7.66463 |
1986 | 7.59752 |
1985 | 7.54072 |
1984 | 7.50103 |
1983 | 7.48847 |
1982 | 7.46352 |
1981 | 7.41647 |
1980 | 7.37924 |
1979 | 7.33319 |
1978 | 7.30396 |
1977 | 7.29494 |
1976 | 7.22466 |
1975 | 7.09805 |
1974 | 6.95605 |
1973 | 6.83483 |
1972 | 6.78044 |
1971 | 6.74519 |
1970 | 6.70199 |
1969 | 6.67295 |
1968 | 6.63915 |
1967 | 6.62119 |
1966 | 6.62196 |
1965 | 6.63744 |
1964 | 6.69165 |
1963 | 6.75692 |
1962 | 6.81192 |
1961 | 6.91832 |
1960 | 7.12415 |