Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 4,696,000 | 2,399,000 | 2,297,000 | 3.85 |
| 1951 | 4,766,000 | 2,431,000 | 2,335,000 | 3.91 |
| 1952 | 4,836,000 | 2,463,000 | 2,373,000 | 3.96 |
| 1953 | 4,904,000 | 2,494,000 | 2,410,000 | 4.02 |
| 1954 | 4,972,000 | 2,525,000 | 2,447,000 | 4.08 |
| 1955 | 5,041,000 | 2,556,000 | 2,484,000 | 4.13 |
| 1956 | 5,111,000 | 2,589,000 | 2,522,000 | 4.19 |
| 1957 | 5,183,000 | 2,621,000 | 2,561,000 | 4.25 |
| 1958 | 5,253,000 | 2,654,000 | 2,599,000 | 4.31 |
| 1959 | 5,325,000 | 2,687,000 | 2,637,000 | 4.37 |
| 1960 | 5,402,000 | 2,723,000 | 2,678,000 | 4.43 |
| 1961 | 5,482,000 | 2,761,000 | 2,721,000 | 4.49 |
| 1962 | 5,563,000 | 2,799,000 | 2,764,000 | 4.56 |
| 1963 | 5,646,000 | 2,838,000 | 2,808,000 | 4.63 |
| 1964 | 5,730,000 | 2,877,000 | 2,852,000 | 4.70 |
| 1965 | 5,815,000 | 2,918,000 | 2,897,000 | 4.77 |
| 1966 | 5,902,000 | 2,959,000 | 2,942,000 | 4.84 |
| 1967 | 5,990,000 | 3,001,000 | 2,989,000 | 4.91 |
| 1968 | 6,082,000 | 3,045,000 | 3,037,000 | 4.99 |
| 1969 | 6,177,000 | 3,091,000 | 3,086,000 | 5.06 |
| 1970 | 6,276,000 | 3,138,000 | 3,137,000 | 5.14 |
| 1971 | 6,377,000 | 3,187,000 | 3,190,000 | 5.23 |
| 1972 | 6,483,000 | 3,239,000 | 3,244,000 | 5.31 |
| 1973 | 6,597,000 | 3,294,000 | 3,302,000 | 5.41 |
| 1974 | 6,715,000 | 3,352,000 | 3,363,000 | 5.50 |
| 1975 | 6,837,000 | 3,412,000 | 3,424,000 | 5.60 |
| 1976 | 6,960,000 | 3,474,000 | 3,486,000 | 5.71 |
| 1977 | 7,090,000 | 3,539,000 | 3,551,000 | 5.81 |
| 1978 | 7,229,000 | 3,609,000 | 3,620,000 | 5.93 |
| 1979 | 7,375,000 | 3,683,000 | 3,691,000 | 6.04 |
| 1980 | 7,530,000 | 3,762,000 | 3,767,000 | 6.17 |
| 1981 | 7,692,000 | 3,844,000 | 3,847,000 | 6.31 |
| 1982 | 7,860,000 | 3,929,000 | 3,930,000 | 6.44 |
| 1983 | 8,034,000 | 4,017,000 | 4,016,000 | 6.59 |
| 1984 | 8,208,000 | 4,105,000 | 4,102,000 | 6.73 |
| 1985 | 8,374,000 | 4,189,000 | 4,185,000 | 6.86 |
| 1986 | 8,531,000 | 4,268,000 | 4,262,000 | 6.99 |
| 1987 | 8,681,000 | 4,345,000 | 4,336,000 | 7.12 |
| 1988 | 8,833,000 | 4,423,000 | 4,410,000 | 7.24 |
| 1989 | 8,999,000 | 4,508,000 | 4,491,000 | 7.38 |
| 1990 | 9,178,000 | 4,600,000 | 4,578,000 | 7.52 |
| 1991 | 9,362,000 | 4,695,000 | 4,667,000 | 7.67 |
| 1992 | 9,553,000 | 4,794,000 | 4,759,000 | 7.83 |
| 1993 | 9,754,000 | 4,898,000 | 4,856,000 | 7.99 |
| 1994 | 9,967,000 | 5,007,000 | 4,959,000 | 8.17 |
| 1995 | 10,185,000 | 5,119,000 | 5,065,000 | 8.35 |
| 1996 | 10,407,000 | 5,233,000 | 5,173,000 | 8.53 |
| 1997 | 10,646,000 | 5,355,000 | 5,290,000 | 8.73 |
| 1998 | 10,919,000 | 5,495,000 | 5,424,000 | 8.95 |
| 1999 | 11,227,000 | 5,652,000 | 5,575,000 | 9.20 |
| 2000 | 11,559,000 | 5,821,000 | 5,737,000 | 9.47 |
| 2001 | 11,912,000 | 6,002,000 | 5,909,000 | 9.76 |
| 2002 | 12,288,000 | 6,194,000 | 6,093,000 | 10.07 |
| 2003 | 12,684,000 | 6,396,000 | 6,288,000 | 10.40 |
| 2004 | 13,102,000 | 6,608,000 | 6,494,000 | 10.74 |
| 2005 | 13,538,000 | 6,829,000 | 6,709,000 | 11.10 |
| 2006 | 13,990,000 | 7,058,000 | 6,931,000 | 11.47 |
| 2007 | 14,457,000 | 7,295,000 | 7,162,000 | 11.85 |
| 2008 | 14,940,000 | 7,539,000 | 7,401,000 | 12.25 |
| 2009 | 15,435,000 | 7,789,000 | 7,645,000 | 12.65 |
| 2010 | 15,945,000 | 8,048,000 | 7,897,000 | 13.07 |
| 2011 | 16,469,000 | 8,313,000 | 8,155,000 | 13.50 |
| 2012 | 16,957,000 | 8,560,000 | 8,396,000 | 13.90 |
| 2013 | 17,459,000 | 8,814,000 | 8,645,000 | 14.31 |
| 2014 | 18,020,000 | 9,097,000 | 8,922,000 | 14.77 |
| 2015 | 18,593,000 | 9,386,000 | 9,206,000 | 15.24 |
| 2016 | 19,191,000 | 9,688,000 | 9,502,000 | 15.73 |
| 2017 | 19,813,000 | 10,002,000 | 9,810,000 | 16.24 |
| 2018 | 20,442,000 | 10,320,000 | 10,121,000 | 16.75 |
| 2019 | 21,068,000 | 10,636,000 | 10,432,000 | 17.27 |
| 2020 | 21,713,000 | 10,960,000 | 10,752,000 | 17.80 |
| 2021 | 22,388,000 | 11,300,000 | 11,088,000 | 18.35 |
| 2022 | 23,072,000 | 11,644,000 | 11,428,000 | 18.91 |
| 2023 | 23,769,000 | 11,994,000 | 11,774,000 | 19.48 |
| 2024 | 24,478,000 | 12,350,000 | 12,127,000 | 20.06 |
| 2025 | 25,198,000 | 12,711,000 | 12,487,000 | 20.65 |