| 年份 | 日本 |
|---|---|
| 2023 | - |
| 2022 | - |
| 2021 | 0.000357495 |
| 2020 | 0.000195157 |
| 2019 | 0.000235295 |
| 2018 | 0.000406308 |
| 2017 | 0.000506496 |
| 2016 | 0.00036261 |
| 2015 | 0.000356435 |
| 2014 | 0.00061134 |
| 2013 | 0.000673584 |
| 2012 | 0.00068164 |
| 2011 | 0.00112675 |
| 2010 | 0.000820799 |
| 2009 | 0.000473594 |
| 2008 | 0.0016899 |
| 2007 | 0.000740045 |
| 2006 | 0.00046552 |
| 2005 | 0.000377556 |
| 2004 | 0.000570872 |
| 2003 | 4.25531E-5 |
| 2002 | 4.67065E-5 |
| 2001 | 0.000409289 |
| 2000 | 5.00017E-5 |
| 1999 | 2.45389E-5 |
| 1998 | 6.15214E-5 |
| 1997 | 1.91404E-5 |
| 1996 | 5.96884E-5 |
| 1995 | 0.00027888 |
| 1994 | 2.36451E-5 |
| 1993 | 2.76363E-5 |
| 1992 | 0.000465899 |
| 1991 | 0.00102975 |
| 1990 | 0.00145445 |
| 1989 | 0.0017044 |
| 1988 | 0.00112686 |
| 1987 | 0.000436189 |
| 1986 | 0.00512865 |
| 1985 | 0.0146198 |
| 1984 | 0.0156312 |
| 1983 | 0.0234197 |
| 1982 | 0.0423415 |
| 1981 | 0.0356765 |
| 1980 | 0.0236057 |
| 1979 | 0.0215968 |
| 1978 | 0.0275579 |
| 1977 | 0.0464177 |
| 1976 | 0.0567027 |
| 1975 | 0.0501727 |
| 1974 | 0.01733 |
| 1973 | 0.00533881 |
| 1972 | 0.00715927 |
| 1971 | 0.0120636 |
| 1970 | 0.0197706 |
| 1969 | - |
| 1968 | - |
| 1967 | - |
| 1966 | - |
| 1965 | - |
| 1964 | - |
| 1963 | - |
| 1962 | - |
| 1961 | - |
| 1960 | - |