Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 4,616,000 | 2,330,000 | 2,286,000 | 8.74 |
| 1951 | 4,684,000 | 2,359,000 | 2,324,000 | 8.87 |
| 1952 | 4,758,000 | 2,392,000 | 2,365,000 | 9.01 |
| 1953 | 4,837,000 | 2,428,000 | 2,409,000 | 9.16 |
| 1954 | 4,921,000 | 2,466,000 | 2,454,000 | 9.32 |
| 1955 | 5,009,000 | 2,507,000 | 2,502,000 | 9.49 |
| 1956 | 5,103,000 | 2,550,000 | 2,552,000 | 9.67 |
| 1957 | 5,201,000 | 2,596,000 | 2,605,000 | 9.85 |
| 1958 | 5,305,000 | 2,645,000 | 2,660,000 | 10.05 |
| 1959 | 5,415,000 | 2,697,000 | 2,717,000 | 10.26 |
| 1960 | 5,532,000 | 2,753,000 | 2,778,000 | 10.48 |
| 1961 | 5,655,000 | 2,812,000 | 2,842,000 | 10.71 |
| 1962 | 5,782,000 | 2,873,000 | 2,908,000 | 10.95 |
| 1963 | 5,911,000 | 2,934,000 | 2,977,000 | 11.20 |
| 1964 | 6,048,000 | 2,999,000 | 3,048,000 | 11.46 |
| 1965 | 6,195,000 | 3,070,000 | 3,125,000 | 11.74 |
| 1966 | 6,351,000 | 3,145,000 | 3,205,000 | 12.03 |
| 1967 | 6,516,000 | 3,225,000 | 3,290,000 | 12.34 |
| 1968 | 6,690,000 | 3,310,000 | 3,379,000 | 12.67 |
| 1969 | 6,875,000 | 3,401,000 | 3,473,000 | 13.02 |
| 1970 | 7,065,000 | 3,496,000 | 3,569,000 | 13.38 |
| 1971 | 7,257,000 | 3,592,000 | 3,665,000 | 13.75 |
| 1972 | 7,460,000 | 3,693,000 | 3,766,000 | 14.13 |
| 1973 | 7,672,000 | 3,801,000 | 3,871,000 | 14.53 |
| 1974 | 7,896,000 | 3,914,000 | 3,982,000 | 14.96 |
| 1975 | 8,133,000 | 4,033,000 | 4,099,000 | 15.41 |
| 1976 | 8,384,000 | 4,160,000 | 4,223,000 | 15.88 |
| 1977 | 8,648,000 | 4,295,000 | 4,353,000 | 16.38 |
| 1978 | 8,926,000 | 4,436,000 | 4,489,000 | 16.91 |
| 1979 | 9,224,000 | 4,588,000 | 4,635,000 | 17.47 |
| 1980 | 9,543,000 | 4,751,000 | 4,792,000 | 18.08 |
| 1981 | 9,882,000 | 4,924,000 | 4,957,000 | 18.72 |
| 1982 | 10,241,000 | 5,107,000 | 5,133,000 | 19.40 |
| 1983 | 10,621,000 | 5,302,000 | 5,319,000 | 20.12 |
| 1984 | 11,025,000 | 5,508,000 | 5,516,000 | 20.88 |
| 1985 | 11,453,000 | 5,727,000 | 5,726,000 | 21.69 |
| 1986 | 11,901,000 | 5,953,000 | 5,947,000 | 22.54 |
| 1987 | 12,369,000 | 6,190,000 | 6,179,000 | 23.43 |
| 1988 | 12,859,000 | 6,440,000 | 6,419,000 | 24.36 |
| 1989 | 13,364,000 | 6,698,000 | 6,665,000 | 25.31 |
| 1990 | 13,887,000 | 6,965,000 | 6,922,000 | 26.30 |
| 1991 | 14,430,000 | 7,242,000 | 7,187,000 | 27.33 |
| 1992 | 14,989,000 | 7,528,000 | 7,461,000 | 28.39 |
| 1993 | 15,563,000 | 7,821,000 | 7,742,000 | 29.48 |
| 1994 | 16,149,000 | 8,119,000 | 8,029,000 | 30.59 |
| 1995 | 16,740,000 | 8,420,000 | 8,319,000 | 31.71 |
| 1996 | 17,313,000 | 8,713,000 | 8,600,000 | 32.79 |
| 1997 | 17,873,000 | 8,999,000 | 8,874,000 | 33.85 |
| 1998 | 18,446,000 | 9,291,000 | 9,154,000 | 34.94 |
| 1999 | 19,029,000 | 9,590,000 | 9,439,000 | 36.04 |
| 2000 | 19,624,000 | 9,894,000 | 9,729,000 | 37.17 |
| 2001 | 20,226,000 | 10,202,000 | 10,023,000 | 38.31 |
| 2002 | 20,835,000 | 10,515,000 | 10,320,000 | 39.46 |
| 2003 | 21,456,000 | 10,833,000 | 10,623,000 | 40.64 |
| 2004 | 22,095,000 | 11,160,000 | 10,934,000 | 41.85 |
| 2005 | 22,790,000 | 11,516,000 | 11,273,000 | 43.17 |
| 2006 | 23,543,000 | 11,903,000 | 11,639,000 | 44.59 |
| 2007 | 24,318,000 | 12,301,000 | 12,016,000 | 46.06 |
| 2008 | 25,111,000 | 12,709,000 | 12,402,000 | 47.56 |
| 2009 | 25,927,000 | 13,129,000 | 12,797,000 | 49.11 |
| 2010 | 26,754,000 | 13,555,000 | 13,198,000 | 50.67 |
| 2011 | 27,582,000 | 13,981,000 | 13,601,000 | 52.24 |
| 2012 | 28,433,000 | 14,418,000 | 14,015,000 | 53.86 |
| 2013 | 29,312,000 | 14,868,000 | 14,444,000 | 55.52 |
| 2014 | 30,226,000 | 15,335,000 | 14,891,000 | 57.25 |
| 2015 | 31,159,000 | 15,808,000 | 15,350,000 | 59.02 |
| 2016 | 32,109,000 | 16,287,000 | 15,821,000 | 60.82 |
| 2017 | 33,090,000 | 16,782,000 | 16,308,000 | 62.68 |
| 2018 | 34,085,000 | 17,279,000 | 16,805,000 | 64.56 |
| 2019 | 35,111,000 | 17,791,000 | 17,319,000 | 66.50 |
| 2020 | 36,134,000 | 18,304,000 | 17,830,000 | 68.44 |
| 2021 | 37,140,000 | 18,809,000 | 18,330,000 | 70.35 |
| 2022 | 38,222,000 | 19,356,000 | 18,866,000 | 72.40 |
| 2023 | 39,390,000 | 19,950,000 | 19,440,000 | 74.61 |
| 2024 | 40,583,000 | 20,558,000 | 20,025,000 | 76.87 |
| 2025 | 41,773,000 | 21,165,000 | 20,608,000 | 79.12 |