年份 | 日本 |
---|---|
2023 | - |
2022 | 19.884 |
2021 | 20.1475 |
2020 | 20.3683 |
2019 | 20.5839 |
2018 | 20.7969 |
2017 | 20.9707 |
2016 | 21.081 |
2015 | 21.1231 |
2014 | 21.0846 |
2013 | 20.9736 |
2012 | 20.8599 |
2011 | 20.8343 |
2010 | 20.887 |
2009 | 20.9301 |
2008 | 20.912 |
2007 | 20.8435 |
2006 | 20.7841 |
2005 | 20.7524 |
2004 | 20.7759 |
2003 | 20.8667 |
2002 | 20.9819 |
2001 | 21.0771 |
2000 | 21.1913 |
1999 | 21.3802 |
1998 | 21.6143 |
1997 | 21.8552 |
1996 | 22.1122 |
1995 | 22.4503 |
1994 | 22.8831 |
1993 | 23.4134 |
1992 | 24.0509 |
1991 | 24.7735 |
1990 | 25.6342 |
1989 | 26.6634 |
1988 | 27.8042 |
1987 | 28.9311 |
1986 | 29.983 |
1985 | 30.929 |
1984 | 31.771 |
1983 | 32.5741 |
1982 | 33.405 |
1981 | 33.8548 |
1980 | 34.1643 |
1979 | 34.6751 |
1978 | 35.0143 |
1977 | 35.1991 |
1976 | 35.2458 |
1975 | 35.1656 |
1974 | 34.9522 |
1973 | 34.6403 |
1972 | 34.2763 |
1971 | 34.0125 |
1970 | 33.9718 |
1969 | 34.0781 |
1968 | 34.303 |
1967 | 34.6597 |
1966 | 35.5512 |
1965 | 36.8111 |
1964 | 38.421 |
1963 | 40.6455 |
1962 | 43.0201 |
1961 | 44.7249 |
1960 | 45.5817 |