| 年份 | 中国 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 3.29784 |
| 2020 | 3.57296 |
| 2019 | 3.54105 |
| 2018 | 3.54249 |
| 2017 | 3.66745 |
| 2016 | 3.76112 |
| 2015 | 3.81383 |
| 2014 | 3.58033 |
| 2013 | 3.71048 |
| 2012 | 3.94409 |
| 2011 | 3.52197 |
| 2010 | 3.75464 |
| 2009 | 3.75152 |
| 2008 | 3.63179 |
| 2007 | 2.70073 |
| 2006 | 2.44 |
| 2005 | 2.39 |
| 2004 | - |
| 2003 | - |
| 2002 | - |
| 2001 | - |
| 2000 | - |
| 1999 | 1.88804 |
| 1998 | 1.84433 |
| 1997 | - |
| 1996 | 1.85339 |
| 1995 | 1.84192 |
| 1994 | 1.98571 |
| 1993 | 1.65785 |
| 1992 | 1.65456 |
| 1991 | - |
| 1990 | - |
| 1989 | - |
| 1988 | 1.76418 |
| 1987 | 1.80425 |
| 1986 | 2.06155 |
| 1985 | 2.00814 |
| 1984 | 1.99863 |
| 1983 | 2.07692 |
| 1982 | 2.03448 |
| 1981 | 1.94881 |
| 1980 | 1.9119 |
| 1979 | 2.14805 |
| 1978 | 1.95884 |
| 1977 | 1.74954 |
| 1976 | 1.81657 |
| 1975 | 1.7085 |
| 1974 | 1.76115 |
| 1973 | 1.65082 |
| 1972 | 1.60476 |
| 1971 | 1.38874 |
| 1970 | - |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |