Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 19,757,000 | — | — | — |
| 1951 | 19,868,000 | — | — | — |
| 1952 | 20,229,000 | — | — | — |
| 1953 | 20,775,000 | — | — | — |
| 1954 | 21,415,000 | — | — | — |
| 1955 | 22,125,000 | — | — | — |
| 1956 | 22,874,000 | — | — | — |
| 1957 | 23,660,000 | — | — | — |
| 1958 | 24,473,000 | — | — | — |
| 1959 | 25,298,000 | — | — | — |
| 1960 | 26,115,000 | — | — | — |
| 1961 | 26,852,000 | — | — | — |
| 1962 | 27,509,000 | — | — | — |
| 1963 | 28,145,000 | — | — | — |
| 1964 | 28,744,000 | — | — | — |
| 1965 | 29,284,000 | — | — | — |
| 1966 | 29,845,000 | — | — | — |
| 1967 | 30,495,000 | — | — | — |
| 1968 | 31,175,000 | — | — | — |
| 1969 | 31,852,000 | — | — | — |
| 1970 | 32,542,000 | — | — | — |
| 1971 | 33,239,000 | — | — | — |
| 1972 | 33,936,000 | — | — | — |
| 1973 | 34,625,000 | — | — | — |
| 1974 | 35,287,000 | — | — | — |
| 1975 | 35,875,000 | — | — | — |
| 1976 | 36,379,000 | — | — | — |
| 1977 | 36,843,000 | — | — | — |
| 1978 | 37,281,000 | — | — | — |
| 1979 | 37,710,000 | — | — | — |
| 1980 | 38,141,000 | — | — | — |
| 1981 | 38,689,000 | — | — | — |
| 1982 | 39,356,000 | — | — | — |
| 1983 | 40,000,000 | — | — | — |
| 1984 | 40,598,000 | — | — | — |
| 1985 | 41,148,000 | — | — | — |
| 1986 | 41,718,000 | — | — | — |
| 1987 | 42,322,000 | — | — | — |
| 1988 | 42,922,000 | — | — | — |
| 1989 | 43,524,000 | — | — | — |
| 1990 | 44,081,000 | — | — | — |
| 1991 | 44,439,000 | — | — | — |
| 1992 | 44,653,000 | — | — | — |
| 1993 | 44,887,000 | — | — | — |
| 1994 | 45,130,000 | — | — | — |
| 1995 | 45,368,000 | — | — | — |
| 1996 | 45,638,000 | — | — | — |
| 1997 | 45,941,000 | — | — | — |
| 1998 | 46,230,000 | — | — | — |
| 1999 | 46,500,000 | — | — | — |
| 2000 | 46,766,000 | — | — | — |
| 2001 | 47,043,000 | — | — | — |
| 2002 | 47,299,000 | — | — | — |
| 2003 | 47,514,000 | — | — | — |
| 2004 | 47,697,000 | — | — | — |
| 2005 | 47,851,000 | — | — | — |
| 2006 | 48,006,000 | — | — | — |
| 2007 | 48,178,000 | — | — | — |
| 2008 | 48,356,000 | — | — | — |
| 2009 | 48,546,000 | — | — | — |
| 2010 | 48,769,000 | — | — | — |
| 2011 | 49,127,000 | — | — | — |
| 2012 | 49,599,000 | — | — | — |
| 2013 | 50,071,000 | — | — | — |
| 2014 | 50,539,000 | — | — | — |
| 2015 | 50,983,000 | — | — | — |
| 2016 | 51,297,000 | — | — | — |
| 2017 | 51,486,000 | — | — | — |
| 2018 | 51,640,000 | — | — | — |
| 2019 | 51,767,000 | — | — | — |
| 2020 | 51,858,000 | — | — | — |
| 2021 | 51,848,000 | — | — | — |
| 2022 | 51,782,000 | — | — | — |
| 2023 | 51,748,000 | — | — | — |
| 2024 | 51,717,000 | — | — | — |
| 2025 | 51,667,000 | — | — | — |