年份 | 日本 |
---|---|
2023 | - |
2022 | 21.7108 |
2021 | 21.4261 |
2020 | 20.9975 |
2019 | 19.9451 |
2018 | 19.5637 |
2017 | 19.4118 |
2016 | 19.6572 |
2015 | 19.6177 |
2014 | 19.9262 |
2013 | 19.8544 |
2012 | 19.9573 |
2011 | 19.8854 |
2010 | 19.2026 |
2009 | 19.3337 |
2008 | 18.025 |
2007 | 17.6343 |
2006 | 17.5951 |
2005 | 17.7439 |
2004 | 17.7234 |
2003 | 17.8365 |
2002 | 17.7749 |
2001 | 17.229 |
2000 | 16.5492 |
1999 | 16.2168 |
1998 | 15.6654 |
1997 | 15.3019 |
1996 | 15.1459 |
1995 | 15.0797 |
1994 | 14.7483 |
1993 | 14.3484 |
1992 | 13.7426 |
1991 | 13.3603 |
1990 | 13.3193 |
1989 | 13.3367 |
1988 | 13.47 |
1987 | 13.8581 |
1986 | 13.9203 |
1985 | 13.9959 |
1984 | 14.3079 |
1983 | 14.5278 |
1982 | 14.4875 |
1981 | 14.3721 |
1980 | 14.3505 |
1979 | 14.1832 |
1978 | 14.1322 |
1977 | 14.3731 |
1976 | 14.4136 |
1975 | 14.6811 |
1974 | 13.3345 |
1973 | 12.137 |
1972 | 11.9294 |
1971 | 11.6367 |
1970 | 10.8774 |
1969 | - |
1968 | - |
1967 | - |
1966 | - |
1965 | - |
1964 | - |
1963 | - |
1962 | - |
1961 | - |
1960 | - |