Population history
Population by year
| Year | Total |
|---|---|
| 1950 | 2,555,000 |
| 1951 | 2,619,000 |
| 1952 | 2,686,000 |
| 1953 | 2,757,000 |
| 1954 | 2,831,000 |
| 1955 | 2,908,000 |
| 1956 | 2,988,000 |
| 1957 | 3,072,000 |
| 1958 | 3,158,000 |
| 1959 | 3,248,000 |
| 1960 | 3,340,000 |
| 1961 | 3,436,000 |
| 1962 | 3,534,000 |
| 1963 | 3,635,000 |
| 1964 | 3,740,000 |
| 1965 | 3,849,000 |
| 1966 | 3,964,000 |
| 1967 | 4,083,000 |
| 1968 | 4,207,000 |
| 1969 | 4,334,000 |
| 1970 | 4,466,000 |
| 1971 | 4,601,000 |
| 1972 | 4,741,000 |
| 1973 | 4,885,000 |
| 1974 | 5,029,000 |
| 1975 | 5,170,000 |
| 1976 | 5,308,000 |
| 1977 | 5,439,000 |
| 1978 | 5,568,000 |
| 1979 | 5,702,000 |
| 1980 | 5,845,000 |
| 1981 | 5,997,000 |
| 1982 | 6,156,000 |
| 1983 | 6,324,000 |
| 1984 | 6,499,000 |
| 1985 | 6,683,000 |
| 1986 | 6,878,000 |
| 1987 | 7,081,000 |
| 1988 | 7,289,000 |
| 1989 | 7,502,000 |
| 1990 | 7,720,000 |
| 1991 | 7,943,000 |
| 1992 | 8,168,000 |
| 1993 | 8,396,000 |
| 1994 | 8,624,000 |
| 1995 | 8,848,000 |
| 1996 | 9,067,000 |
| 1997 | 9,283,000 |
| 1998 | 9,502,000 |
| 1999 | 9,730,000 |
| 2000 | 9,968,000 |
| 2001 | 10,212,000 |
| 2002 | 10,466,000 |
| 2003 | 10,721,000 |
| 2004 | 10,975,000 |
| 2005 | 11,235,000 |
| 2006 | 11,500,000 |
| 2007 | 11,770,000 |
| 2008 | 12,048,000 |
| 2009 | 12,337,000 |
| 2010 | 12,635,000 |
| 2011 | 12,958,000 |
| 2012 | 13,310,000 |
| 2013 | 13,710,000 |
| 2014 | 14,152,000 |
| 2015 | 14,593,000 |
| 2016 | 15,034,000 |
| 2017 | 15,475,000 |
| 2018 | 15,914,000 |
| 2019 | 16,352,000 |
| 2020 | 16,789,000 |
| 2021 | 17,220,000 |
| 2022 | 17,651,000 |
| 2023 | 18,077,000 |
| 2024 | 18,501,000 |
| 2025 | 18,931,000 |
| 2026 | 19,366,000 |