年份 | 中国 |
---|---|
2023 | - |
2022 | 6.74036 |
2021 | 6.54768 |
2020 | 6.52504 |
2019 | 6.67307 |
2018 | 7.02293 |
2017 | 7.50024 |
2016 | 7.99608 |
2015 | 8.4955 |
2014 | 8.91462 |
2013 | 9.195 |
2012 | 9.28751 |
2011 | 9.24255 |
2010 | 9.18138 |
2009 | 9.11032 |
2008 | 9.13472 |
2007 | 9.16533 |
2006 | 8.75387 |
2005 | 7.96765 |
2004 | 7.19175 |
2003 | 6.44401 |
2002 | 6.02142 |
2001 | 6.17703 |
2000 | 6.61902 |
1999 | 7.06066 |
1998 | 7.32412 |
1997 | 7.361 |
1996 | 7.29962 |
1995 | 7.16499 |
1994 | 6.91369 |
1993 | 6.59479 |
1992 | 6.19684 |
1991 | 5.79028 |
1990 | 5.43714 |
1989 | 5.11594 |
1988 | 4.86343 |
1987 | 4.67176 |
1986 | 4.55949 |
1985 | 4.49824 |
1984 | 4.46231 |
1983 | 4.45826 |
1982 | 4.49402 |
1981 | 4.53767 |
1980 | 4.59817 |
1979 | 4.69414 |
1978 | 4.79268 |
1977 | 4.8459 |
1976 | 4.84224 |
1975 | 4.81487 |
1974 | 4.78605 |
1973 | 4.7595 |
1972 | 4.75101 |
1971 | 4.75911 |
1970 | 4.78528 |
1969 | 4.84494 |
1968 | 4.90097 |
1967 | 4.92659 |
1966 | 4.97834 |
1965 | 5.04341 |
1964 | 5.06942 |
1963 | 5.10035 |
1962 | 5.16472 |
1961 | 5.18986 |
1960 | 5.16155 |