Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 3,864,000 | 1,779,000 | 2,085,000 | 69.15 |
| 1951 | 3,911,000 | 1,804,000 | 2,106,000 | 69.98 |
| 1952 | 3,957,000 | 1,829,000 | 2,128,000 | 70.80 |
| 1953 | 4,006,000 | 1,855,000 | 2,150,000 | 71.67 |
| 1954 | 4,048,000 | 1,878,000 | 2,169,000 | 72.42 |
| 1955 | 4,080,000 | 1,898,000 | 2,182,000 | 73.01 |
| 1956 | 4,110,000 | 1,915,000 | 2,194,000 | 73.53 |
| 1957 | 4,136,000 | 1,932,000 | 2,204,000 | 74.01 |
| 1958 | 4,160,000 | 1,946,000 | 2,214,000 | 74.44 |
| 1959 | 4,182,000 | 1,959,000 | 2,222,000 | 74.82 |
| 1960 | 4,200,000 | 1,969,000 | 2,230,000 | 75.14 |
| 1961 | 4,223,000 | 1,983,000 | 2,239,000 | 75.56 |
| 1962 | 4,255,000 | 2,003,000 | 2,251,000 | 76.12 |
| 1963 | 4,287,000 | 2,023,000 | 2,264,000 | 76.70 |
| 1964 | 4,317,000 | 2,042,000 | 2,275,000 | 77.25 |
| 1965 | 4,346,000 | 2,060,000 | 2,286,000 | 77.76 |
| 1966 | 4,374,000 | 2,077,000 | 2,296,000 | 78.26 |
| 1967 | 4,400,000 | 2,093,000 | 2,306,000 | 78.72 |
| 1968 | 4,423,000 | 2,108,000 | 2,315,000 | 79.14 |
| 1969 | 4,444,000 | 2,120,000 | 2,323,000 | 79.51 |
| 1970 | 4,462,000 | 2,132,000 | 2,330,000 | 79.84 |
| 1971 | 4,480,000 | 2,143,000 | 2,336,000 | 80.15 |
| 1972 | 4,497,000 | 2,153,000 | 2,343,000 | 80.47 |
| 1973 | 4,515,000 | 2,164,000 | 2,351,000 | 80.79 |
| 1974 | 4,533,000 | 2,174,000 | 2,359,000 | 81.11 |
| 1975 | 4,552,000 | 2,184,000 | 2,368,000 | 81.45 |
| 1976 | 4,571,000 | 2,194,000 | 2,377,000 | 81.79 |
| 1977 | 4,590,000 | 2,203,000 | 2,387,000 | 82.13 |
| 1978 | 4,609,000 | 2,212,000 | 2,396,000 | 82.46 |
| 1979 | 4,626,000 | 2,221,000 | 2,405,000 | 82.78 |
| 1980 | 4,643,000 | 2,229,000 | 2,414,000 | 83.08 |
| 1981 | 4,664,000 | 2,239,000 | 2,425,000 | 83.45 |
| 1982 | 4,689,000 | 2,251,000 | 2,437,000 | 83.89 |
| 1983 | 4,712,000 | 2,262,000 | 2,450,000 | 84.32 |
| 1984 | 4,734,000 | 2,272,000 | 2,461,000 | 84.70 |
| 1985 | 4,754,000 | 2,281,000 | 2,472,000 | 85.06 |
| 1986 | 4,773,000 | 2,290,000 | 2,482,000 | 85.39 |
| 1987 | 4,790,000 | 2,299,000 | 2,490,000 | 85.70 |
| 1988 | 4,806,000 | 2,307,000 | 2,498,000 | 85.98 |
| 1989 | 4,820,000 | 2,314,000 | 2,506,000 | 86.25 |
| 1990 | 4,835,000 | 2,321,000 | 2,513,000 | 86.50 |
| 1991 | 4,825,000 | 2,316,000 | 2,508,000 | 86.32 |
| 1992 | 4,782,000 | 2,295,000 | 2,486,000 | 85.56 |
| 1993 | 4,729,000 | 2,270,000 | 2,459,000 | 84.62 |
| 1994 | 4,675,000 | 2,244,000 | 2,431,000 | 83.65 |
| 1995 | 4,619,000 | 2,217,000 | 2,401,000 | 82.64 |
| 1996 | 4,562,000 | 2,190,000 | 2,371,000 | 81.62 |
| 1997 | 4,504,000 | 2,163,000 | 2,341,000 | 80.59 |
| 1998 | 4,445,000 | 2,135,000 | 2,310,000 | 79.54 |
| 1999 | 4,385,000 | 2,107,000 | 2,278,000 | 78.46 |
| 2000 | 4,326,000 | 2,079,000 | 2,246,000 | 77.40 |
| 2001 | 4,301,000 | 2,067,000 | 2,233,000 | 76.95 |
| 2002 | 4,305,000 | 2,069,000 | 2,236,000 | 77.03 |
| 2003 | 4,306,000 | 2,069,000 | 2,237,000 | 77.05 |
| 2004 | 4,310,000 | 2,070,000 | 2,239,000 | 77.11 |
| 2005 | 4,313,000 | 2,073,000 | 2,240,000 | 77.18 |
| 2006 | 4,315,000 | 2,074,000 | 2,241,000 | 77.21 |
| 2007 | 4,315,000 | 2,075,000 | 2,240,000 | 77.21 |
| 2008 | 4,314,000 | 2,076,000 | 2,238,000 | 77.19 |
| 2009 | 4,310,000 | 2,074,000 | 2,235,000 | 77.12 |
| 2010 | 4,301,000 | 2,070,000 | 2,230,000 | 76.95 |
| 2011 | 4,280,000 | 2,060,000 | 2,220,000 | 76.59 |
| 2012 | 4,259,000 | 2,049,000 | 2,209,000 | 76.20 |
| 2013 | 4,242,000 | 2,042,000 | 2,200,000 | 75.90 |
| 2014 | 4,219,000 | 2,031,000 | 2,187,000 | 75.49 |
| 2015 | 4,183,000 | 2,014,000 | 2,168,000 | 74.85 |
| 2016 | 4,136,000 | 1,992,000 | 2,144,000 | 74.00 |
| 2017 | 4,079,000 | 1,964,000 | 2,114,000 | 72.98 |
| 2018 | 4,024,000 | 1,938,000 | 2,086,000 | 72.01 |
| 2019 | 3,986,000 | 1,920,000 | 2,066,000 | 71.32 |
| 2020 | 3,953,000 | 1,904,000 | 2,049,000 | 70.74 |
| 2021 | 3,924,000 | 1,891,000 | 2,033,000 | 70.21 |
| 2022 | 3,907,000 | 1,883,000 | 2,023,000 | 69.90 |
| 2023 | 3,896,000 | 1,878,000 | 2,017,000 | 69.70 |
| 2024 | 3,875,000 | 1,869,000 | 2,005,000 | 69.33 |
| 2025 | 3,848,000 | 1,856,000 | 1,991,000 | 68.85 |