데이터 표
| 1957 | 6,272만 | 1980 | 10.4억 | 2003 | 28.8억 |
| 1958 | 6,501만 | 1981 | 14.5억 | 2004 | 28.2억 |
| 1959 | 5,553만 | 1982 | 14.4억 | 2005 | 31.2억 |
| 1960 | 5,129만 | 1983 | 13.4억 | 2006 | 32.7억 |
| 1961 | 4,247만 | 1984 | 12.7억 | 2007 | 39.7억 |
| 1962 | 4,377만 | 1985 | 10.8억 | 2008 | 44.1억 |
| 1963 | 6,076만 | 1986 | 8.94억 | 2009 | 39.6억 |
| 1964 | 8,461만 | 1987 | 13.3억 | 2010 | 38.5억 |
| 1965 | 1.19억 | 1988 | 8.56억 | 2011 | 46.9억 |
| 1966 | 1.49억 | 1989 | 10.2억 | 2012 | 45.1억 |
| 1967 | 1.43억 | 1990 | 11.3억 | 2013 | 49.2억 |
| 1968 | 1.48억 | 1991 | 15.7억 | 2014 | 49.2억 |
| 1969 | 1.44억 | 1992 | 17.7억 | 2015 | 45.3억 |
| 1970 | 2억 | 1993 | 19.2억 | 2016 | 41.7억 |
| 1971 | 2.28억 | 1994 | 21.2억 | 2017 | 34.9억 |
| 1972 | 2.51억 | 1995 | 24.4억 | 2018 | 34.5억 |
| 1973 | 2.97억 | 1996 | 24.2억 | 2019 | 32.7억 |
| 1974 | 3.97억 | 1997 | 20.9억 | 2020 | 33.7억 |
| 1975 | 4.41억 | 1998 | 11.6억 | 2021 | 36.8억 |
| 1976 | 4.4억 | 1999 | 16.6억 | 2022 | 36.7억 |
| 1977 | 6.38억 | 2000 | 15.3억 | 2023 | 39.3억 |
| 1978 | 6.07억 | 2001 | 19.3억 | 2024 | 43.8억 |
| 1979 | 7.79억 | 2002 | 22.4억 | 2025 | 49.3억 |
데이터 표
| 1957 | 3.7% | 1980 | 4.2% | 2003 | 2.6% |
| 1958 | 4.1% | 1981 | 5.8% | 2004 | 2.3% |
| 1959 | 3.1% | 1982 | 5.4% | 2005 | 2.2% |
| 1960 | 2.7% | 1983 | 4.4% | 2006 | 2% |
| 1961 | 2.2% | 1984 | 3.8% | 2007 | 2% |
| 1962 | 2.2% | 1985 | 3.5% | 2008 | 1.8% |
| 1963 | 2.4% | 1986 | 3.2% | 2009 | 1.9% |
| 1964 | 3.2% | 1987 | 4.1% | 2010 | 1.5% |
| 1965 | 4% | 1988 | 2.4% | 2011 | 1.6% |
| 1966 | 4.7% | 1989 | 2.6% | 2012 | 1.4% |
| 1967 | 4.5% | 1990 | 2.6% | 2013 | 1.5% |
| 1968 | 4.5% | 1991 | 3.2% | 2014 | 1.5% |
| 1969 | 3.9% | 1992 | 3% | 2015 | 1.5% |
| 1970 | 5.2% | 1993 | 2.9% | 2016 | 1.4% |
| 1971 | 5.4% | 1994 | 2.8% | 2017 | 1.1% |
| 1972 | 5% | 1995 | 2.8% | 2018 | 1% |
| 1973 | 3.9% | 1996 | 2.4% | 2019 | 0.9% |
| 1974 | 4.2% | 1997 | 2.1% | 2020 | 1% |
| 1975 | 4.7% | 1998 | 1.6% | 2021 | 1% |
| 1976 | 4% | 1999 | 2.1% | 2022 | 0.9% |
| 1977 | 4.9% | 2000 | 1.6% | 2023 | 1% |
| 1978 | 3.7% | 2001 | 2.1% | 2024 | 1% |
| 1979 | 3.7% | 2002 | 2.2% | 2025 | 1% |