Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 4,213,000 | 2,208,000 | 2,004,000 | 15.40 |
| 1951 | 4,260,000 | 2,226,000 | 2,034,000 | 15.57 |
| 1952 | 4,310,000 | 2,245,000 | 2,065,000 | 15.75 |
| 1953 | 4,361,000 | 2,264,000 | 2,096,000 | 15.94 |
| 1954 | 4,413,000 | 2,284,000 | 2,129,000 | 16.13 |
| 1955 | 4,469,000 | 2,306,000 | 2,162,000 | 16.33 |
| 1956 | 4,526,000 | 2,328,000 | 2,197,000 | 16.55 |
| 1957 | 4,586,000 | 2,352,000 | 2,233,000 | 16.76 |
| 1958 | 4,647,000 | 2,377,000 | 2,270,000 | 16.99 |
| 1959 | 4,710,000 | 2,402,000 | 2,308,000 | 17.22 |
| 1960 | 4,778,000 | 2,430,000 | 2,347,000 | 17.47 |
| 1961 | 4,848,000 | 2,459,000 | 2,388,000 | 17.72 |
| 1962 | 4,919,000 | 2,489,000 | 2,430,000 | 17.98 |
| 1963 | 4,993,000 | 2,520,000 | 2,473,000 | 18.25 |
| 1964 | 5,071,000 | 2,552,000 | 2,518,000 | 18.53 |
| 1965 | 5,152,000 | 2,587,000 | 2,564,000 | 18.83 |
| 1966 | 5,237,000 | 2,624,000 | 2,613,000 | 19.14 |
| 1967 | 5,326,000 | 2,663,000 | 2,663,000 | 19.47 |
| 1968 | 5,418,000 | 2,703,000 | 2,715,000 | 19.81 |
| 1969 | 5,513,000 | 2,744,000 | 2,768,000 | 20.15 |
| 1970 | 5,610,000 | 2,787,000 | 2,822,000 | 20.51 |
| 1971 | 5,707,000 | 2,830,000 | 2,877,000 | 20.86 |
| 1972 | 5,807,000 | 2,873,000 | 2,933,000 | 21.23 |
| 1973 | 5,911,000 | 2,919,000 | 2,992,000 | 21.61 |
| 1974 | 6,024,000 | 2,970,000 | 3,054,000 | 22.02 |
| 1975 | 6,147,000 | 3,026,000 | 3,120,000 | 22.47 |
| 1976 | 6,280,000 | 3,088,000 | 3,192,000 | 22.96 |
| 1977 | 6,428,000 | 3,159,000 | 3,269,000 | 23.50 |
| 1978 | 6,590,000 | 3,237,000 | 3,353,000 | 24.09 |
| 1979 | 6,763,000 | 3,321,000 | 3,442,000 | 24.72 |
| 1980 | 6,947,000 | 3,411,000 | 3,536,000 | 25.39 |
| 1981 | 7,140,000 | 3,505,000 | 3,634,000 | 26.10 |
| 1982 | 7,340,000 | 3,604,000 | 3,735,000 | 26.83 |
| 1983 | 7,551,000 | 3,709,000 | 3,842,000 | 27.60 |
| 1984 | 7,772,000 | 3,819,000 | 3,952,000 | 28.41 |
| 1985 | 7,999,000 | 3,932,000 | 4,067,000 | 29.24 |
| 1986 | 8,228,000 | 4,046,000 | 4,182,000 | 30.08 |
| 1987 | 8,457,000 | 4,158,000 | 4,298,000 | 30.91 |
| 1988 | 8,687,000 | 4,271,000 | 4,415,000 | 31.75 |
| 1989 | 8,921,000 | 4,386,000 | 4,534,000 | 32.61 |
| 1990 | 9,159,000 | 4,503,000 | 4,655,000 | 33.48 |
| 1991 | 9,394,000 | 4,618,000 | 4,776,000 | 34.34 |
| 1992 | 9,629,000 | 4,731,000 | 4,897,000 | 35.20 |
| 1993 | 9,871,000 | 4,848,000 | 5,022,000 | 36.08 |
| 1994 | 10,123,000 | 4,971,000 | 5,152,000 | 37.00 |
| 1995 | 10,386,000 | 5,100,000 | 5,286,000 | 37.96 |
| 1996 | 10,655,000 | 5,231,000 | 5,424,000 | 38.95 |
| 1997 | 10,934,000 | 5,367,000 | 5,566,000 | 39.96 |
| 1998 | 11,240,000 | 5,520,000 | 5,719,000 | 41.08 |
| 1999 | 11,574,000 | 5,690,000 | 5,883,000 | 42.31 |
| 2000 | 11,925,000 | 5,870,000 | 6,055,000 | 43.59 |
| 2001 | 12,295,000 | 6,059,000 | 6,235,000 | 44.94 |
| 2002 | 12,680,000 | 6,258,000 | 6,422,000 | 46.35 |
| 2003 | 13,082,000 | 6,465,000 | 6,617,000 | 47.82 |
| 2004 | 13,500,000 | 6,681,000 | 6,819,000 | 49.34 |
| 2005 | 13,932,000 | 6,903,000 | 7,029,000 | 50.92 |
| 2006 | 14,373,000 | 7,128,000 | 7,245,000 | 52.54 |
| 2007 | 14,816,000 | 7,351,000 | 7,464,000 | 54.15 |
| 2008 | 15,258,000 | 7,571,000 | 7,686,000 | 55.77 |
| 2009 | 15,710,000 | 7,795,000 | 7,914,000 | 57.42 |
| 2010 | 16,176,000 | 8,027,000 | 8,149,000 | 59.13 |
| 2011 | 16,661,000 | 8,269,000 | 8,392,000 | 60.90 |
| 2012 | 17,172,000 | 8,525,000 | 8,647,000 | 62.76 |
| 2013 | 17,695,000 | 8,787,000 | 8,907,000 | 64.68 |
| 2014 | 18,229,000 | 9,056,000 | 9,173,000 | 66.63 |
| 2015 | 18,777,000 | 9,332,000 | 9,445,000 | 68.63 |
| 2016 | 19,334,000 | 9,614,000 | 9,720,000 | 70.67 |
| 2017 | 19,894,000 | 9,897,000 | 9,997,000 | 72.71 |
| 2018 | 20,438,000 | 10,170,000 | 10,267,000 | 74.70 |
| 2019 | 20,961,000 | 10,433,000 | 10,528,000 | 76.62 |
| 2020 | 21,478,000 | 10,693,000 | 10,785,000 | 78.50 |
| 2021 | 21,995,000 | 10,953,000 | 11,041,000 | 80.39 |
| 2022 | 22,509,000 | 11,211,000 | 11,297,000 | 82.27 |
| 2023 | 23,025,000 | 11,468,000 | 11,557,000 | 84.16 |
| 2024 | 23,548,000 | 11,730,000 | 11,818,000 | 86.07 |
| 2025 | 24,074,000 | 11,994,000 | 12,080,000 | 87.99 |