年份 | 中国 |
---|---|
2023 | - |
2022 | 7.62644 |
2021 | 7.43491 |
2020 | 7.26335 |
2019 | 7.14391 |
2018 | 7.04637 |
2017 | 6.86662 |
2016 | 6.70897 |
2015 | 6.71886 |
2014 | 6.89746 |
2013 | 7.28085 |
2012 | 7.79044 |
2011 | 8.31224 |
2010 | 8.8375 |
2009 | 9.27949 |
2008 | 9.57437 |
2007 | 9.66915 |
2006 | 9.61961 |
2005 | 9.55588 |
2004 | 9.4797 |
2003 | 9.50197 |
2002 | 9.5322 |
2001 | 9.10592 |
2000 | 8.29418 |
1999 | 7.49305 |
1998 | 6.72097 |
1997 | 6.2892 |
1996 | 6.46082 |
1995 | 6.93339 |
1994 | 7.41131 |
1993 | 7.70929 |
1992 | 7.77355 |
1991 | 7.73914 |
1990 | 7.64512 |
1989 | 7.4373 |
1988 | 7.14666 |
1987 | 6.76446 |
1986 | 6.3618 |
1985 | 5.98736 |
1984 | 5.62764 |
1983 | 5.34099 |
1982 | 5.12418 |
1981 | 4.99739 |
1980 | 4.9272 |
1979 | 4.88723 |
1978 | 4.88275 |
1977 | 4.91508 |
1976 | 4.95719 |
1975 | 5.03053 |
1974 | 5.15646 |
1973 | 5.30362 |
1972 | 5.41376 |
1971 | 5.46393 |
1970 | 5.4908 |
1969 | 5.51102 |
1968 | 5.52328 |
1967 | 5.53899 |
1966 | 5.56081 |
1965 | 5.60526 |
1964 | 5.68967 |
1963 | 5.78396 |
1962 | 5.84517 |
1961 | 5.8659 |
1960 | 5.82894 |