表を表示
| 1957 | 4,536万 | 1980 | 4.16億 | 2003 | 6.12億 |
| 1958 | 4,837万 | 1981 | 4.39億 | 2004 | 5.87億 |
| 1959 | 5,901万 | 1982 | 4.65億 | 2005 | 6.04億 |
| 1960 | 5,614万 | 1983 | 4.85億 | 2006 | 7.02億 |
| 1961 | 5,551万 | 1984 | 4.58億 | 2007 | 10.3億 |
| 1962 | 6,041万 | 1985 | 5.02億 | 2008 | 13.6億 |
| 1963 | 6,188万 | 1986 | 6.26億 | 2009 | 15.7億 |
| 1964 | 6,188万 | 1987 | 6.47億 | 2010 | 15.6億 |
| 1965 | 6,293万 | 1988 | 5.88億 | 2011 | 15.9億 |
| 1966 | 7,609万 | 1989 | 3.83億 | 2012 | 14.7億 |
| 1967 | 1.05億 | 1990 | 3.22億 | 2013 | 14.4億 |
| 1968 | 1.28億 | 1991 | 4.33億 | 2014 | 15.5億 |
| 1969 | 1.26億 | 1992 | 3.68億 | 2015 | 16.1億 |
| 1970 | 1.1億 | 1993 | 3.91億 | 2016 | 17.7億 |
| 1971 | 1.09億 | 1994 | 4.08億 | 2017 | 19.4億 |
| 1972 | 1.29億 | 1995 | 3億 | 2018 | 19.6億 |
| 1973 | 1.51億 | 1996 | 4.17億 | 2019 | 20.3億 |
| 1974 | 1.63億 | 1997 | 4.44億 | 2020 | 20.6億 |
| 1975 | 1.81億 | 1998 | 4.96億 | 2021 | 21.8億 |
| 1976 | 2.95億 | 1999 | 5.12億 | 2022 | 23.3億 |
| 1977 | 2.63億 | 2000 | 5.29億 | 2023 | 24.6億 |
| 1978 | 3.05億 | 2001 | 5.29億 | 2024 | 25.3億 |
| 1979 | 4億 | 2002 | 5.22億 | 2025 | 25.6億 |
表を表示
| 1959 | 22.5% | 1982 | 9.9% | 2005 | 4.8% |
| 1960 | 20.4% | 1983 | 9.9% | 2006 | 4.7% |
| 1961 | 16.5% | 1984 | 9.2% | 2007 | 5.9% |
| 1962 | 18.1% | 1985 | 10% | 2008 | 6% |
| 1963 | 17.1% | 1986 | 9.8% | 2009 | 6.4% |
| 1964 | 14.8% | 1987 | 9.6% | 2010 | 5.7% |
| 1965 | 13.4% | 1988 | 9.4% | 2011 | 5.4% |
| 1966 | 19.5% | 1989 | 9.1% | 2012 | 4.7% |
| 1967 | 23.5% | 1990 | 7.8% | 2013 | 4.2% |
| 1968 | 24.1% | 1991 | 10% | 2014 | 4.2% |
| 1969 | 20.2% | 1992 | 6.9% | 2015 | 4.2% |
| 1970 | 18.5% | 1993 | 7% | 2016 | 4.4% |
| 1971 | 17.2% | 1994 | 6.5% | 2017 | 4.7% |
| 1972 | 18.4% | 1995 | 4.5% | 2018 | 4.6% |
| 1973 | 18.7% | 1996 | 6% | 2019 | 4.6% |
| 1974 | 17.5% | 1997 | 6.1% | 2020 | 4.7% |
| 1975 | 15.2% | 1998 | 6.3% | 2021 | 4.7% |
| 1976 | 17.2% | 1999 | 6.3% | 2022 | 4.8% |
| 1977 | 12.5% | 2000 | 6.3% | 2023 | 4.8% |
| 1978 | 11.7% | 2001 | 5.9% | 2024 | 4.7% |
| 1979 | 12.2% | 2002 | 5.4% | 2025 | 4.6% |
| 1980 | 10.6% | 2003 | 6% | | |
| 1981 | 10% | 2004 | 5.1% | | |