表を表示
| 1949 | 1.98億 | 1975 | 22.8億 | 2001 | 72.2億 |
| 1950 | 2.13億 | 1976 | 25.3億 | 2002 | 90.5億 |
| 1951 | 2.32億 | 1977 | 27.7億 | 2003 | 103億 |
| 1952 | 2.58億 | 1978 | 27.3億 | 2004 | 109億 |
| 1953 | 2.94億 | 1979 | 30億 | 2005 | 121億 |
| 1954 | 3.32億 | 1980 | 26.7億 | 2006 | 130億 |
| 1955 | 3.83億 | 1981 | 28.1億 | 2007 | 150億 |
| 1956 | 4.12億 | 1982 | 27.5億 | 2008 | 168億 |
| 1957 | 4.5億 | 1983 | 24.7億 | 2009 | 160億 |
| 1958 | 5.23億 | 1984 | 21.9億 | 2010 | 177億 |
| 1959 | 7.66億 | 1985 | 23.7億 | 2011 | 170億 |
| 1960 | 4.69億 | 1986 | 27.7億 | 2012 | 177億 |
| 1961 | 3.01億 | 1987 | 28.9億 | 2013 | 184億 |
| 1962 | 3.3億 | 1988 | 26.6億 | 2014 | 176億 |
| 1963 | 3.5億 | 1989 | 33.7億 | 2015 | 157億 |
| 1964 | 3.81億 | 1990 | 53.2億 | 2016 | 178億 |
| 1965 | 4.23億 | 1991 | 56.7億 | 2017 | 176億 |
| 1966 | 4.42億 | 1992 | 61.6億 | 2018 | 196億 |
| 1967 | 5.08億 | 1993 | 70.8億 | 2019 | 205億 |
| 1968 | 5.71億 | 1994 | 52.9億 | 2020 | 158億 |
| 1969 | 5.97億 | 1995 | 66.1億 | 2021 | 152億 |
| 1970 | 5.65億 | 1996 | 75.1億 | 2022 | 150億 |
| 1971 | 5.71億 | 1997 | 77.9億 | 2023 | 192億 |
| 1972 | 7.04億 | 1998 | 87.8億 | 2024 | 250億 |
| 1973 | 8.62億 | 1999 | 99.5億 | 2025 | 300億 |
| 1974 | 11.4億 | 2000 | 99.9億 | | |
表を表示
| 1960 | 3.5% | 1982 | 4.3% | 2004 | 2.7% |
| 1961 | 3.8% | 1983 | 3.9% | 2005 | 2.4% |
| 1962 | 3.7% | 1984 | 3.6% | 2006 | 2.3% |
| 1963 | 3.4% | 1985 | 3.5% | 2007 | 2.2% |
| 1964 | 3.4% | 1986 | 3.6% | 2008 | 2.2% |
| 1965 | 3.6% | 1987 | 3.3% | 2009 | 2.5% |
| 1966 | 3.1% | 1988 | 2.9% | 2010 | 2.3% |
| 1967 | 3.3% | 1989 | 3.1% | 2011 | 2% |
| 1968 | 3.3% | 1990 | 3.5% | 2012 | 2% |
| 1969 | 3.1% | 1991 | 3.8% | 2013 | 1.9% |
| 1970 | 3.3% | 1992 | 3.9% | 2014 | 1.9% |
| 1971 | 3.5% | 1993 | 3.9% | 2015 | 1.8% |
| 1972 | 3.4% | 1994 | 4.1% | 2016 | 2% |
| 1973 | 3.3% | 1995 | 2.8% | 2017 | 2% |
| 1974 | 3.2% | 1996 | 3% | 2018 | 2.5% |
| 1975 | 5.1% | 1997 | 3% | 2019 | 2.6% |
| 1976 | 4.9% | 1998 | 3.2% | 2020 | 2.2% |
| 1977 | 4.7% | 1999 | 3.9% | 2021 | 1.8% |
| 1978 | 4.2% | 2000 | 3.6% | 2022 | 1.6% |
| 1979 | 3.4% | 2001 | 3.6% | 2023 | 1.7% |
| 1980 | 3.9% | 2002 | 3.8% | 2024 | 1.8% |
| 1981 | 3.8% | 2003 | 3.3% | 2025 | 1.9% |