| 年份 | 中国 |
|---|---|
| 2023 | - |
| 2022 | 24.9839 |
| 2021 | 25.5385 |
| 2020 | 25.9816 |
| 2019 | 26.194 |
| 2018 | 26.2237 |
| 2017 | 26.0509 |
| 2016 | 25.7705 |
| 2015 | 25.6293 |
| 2014 | 25.4991 |
| 2013 | 25.3306 |
| 2012 | 25.1998 |
| 2011 | 25.172 |
| 2010 | 25.3049 |
| 2009 | 25.5183 |
| 2008 | 25.8296 |
| 2007 | 26.2938 |
| 2006 | 26.9716 |
| 2005 | 28.1522 |
| 2004 | 29.6955 |
| 2003 | 31.2007 |
| 2002 | 32.7969 |
| 2001 | 34.4212 |
| 2000 | 35.7921 |
| 1999 | 36.9634 |
| 1998 | 38.019 |
| 1997 | 39.1973 |
| 1996 | 40.4413 |
| 1995 | 41.4245 |
| 1994 | 42.226 |
| 1993 | 42.824 |
| 1992 | 43.2438 |
| 1991 | 43.6668 |
| 1990 | 43.8842 |
| 1989 | 44.124 |
| 1988 | 44.8911 |
| 1987 | 45.921 |
| 1986 | 47.1956 |
| 1985 | 49.0382 |
| 1984 | 51.3069 |
| 1983 | 53.8879 |
| 1982 | 56.1168 |
| 1981 | 58.1091 |
| 1980 | 60.7304 |
| 1979 | 63.7239 |
| 1978 | 67.4653 |
| 1977 | 71.1401 |
| 1976 | 72.5382 |
| 1975 | 72.4084 |
| 1974 | 72.1081 |
| 1973 | 71.9964 |
| 1972 | 72.7007 |
| 1971 | 73.443 |
| 1970 | 73.822 |
| 1969 | 74.289 |
| 1968 | 74.5278 |
| 1967 | 75.1619 |
| 1966 | 75.7884 |
| 1965 | 75.5942 |
| 1964 | 74.884 |
| 1963 | 73.1245 |
| 1962 | 71.2411 |
| 1961 | 71.2387 |
| 1960 | 72.4476 |