| 年份 | 中国 |
|---|---|
| 2023 | - |
| 2022 | 78.0942 |
| 2021 | 73.9218 |
| 2020 | 68.9096 |
| 2019 | 64.1078 |
| 2018 | 60.3231 |
| 2017 | 57.3314 |
| 2016 | 55.1056 |
| 2015 | 52.1569 |
| 2014 | 47.7635 |
| 2013 | 35.2611 |
| 2012 | 31.2502 |
| 2011 | 28.3566 |
| 2010 | 26.423 |
| 2009 | 24.0207 |
| 2008 | 22.2898 |
| 2007 | 21.4094 |
| 2006 | 20.0701 |
| 2005 | 17.7002 |
| 2004 | 15.811 |
| 2003 | 13.0405 |
| 2002 | - |
| 2001 | - |
| 2000 | - |
| 1999 | - |
| 1998 | - |
| 1997 | - |
| 1996 | - |
| 1995 | - |
| 1994 | 2.58349 |
| 1993 | - |
| 1992 | - |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | - |
| 1987 | - |
| 1986 | - |
| 1985 | - |
| 1984 | - |
| 1983 | - |
| 1982 | - |
| 1981 | - |
| 1980 | 0.63099 |
| 1979 | 0.49866 |
| 1978 | 0.41237 |
| 1977 | 0.42271 |
| 1976 | 0.36956 |
| 1975 | 0.31142 |
| 1974 | 0.20545 |
| 1973 | - |
| 1972 | - |
| 1971 | - |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |