Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 6,628,000 | 3,346,000 | 3,281,000 | 8.80 |
| 1951 | 6,756,000 | 3,409,000 | 3,346,000 | 8.97 |
| 1952 | 6,891,000 | 3,476,000 | 3,415,000 | 9.15 |
| 1953 | 7,033,000 | 3,546,000 | 3,487,000 | 9.34 |
| 1954 | 7,180,000 | 3,618,000 | 3,562,000 | 9.54 |
| 1955 | 7,332,000 | 3,693,000 | 3,639,000 | 9.74 |
| 1956 | 7,489,000 | 3,770,000 | 3,719,000 | 9.95 |
| 1957 | 7,651,000 | 3,849,000 | 3,802,000 | 10.16 |
| 1958 | 7,815,000 | 3,929,000 | 3,886,000 | 10.38 |
| 1959 | 7,983,000 | 4,011,000 | 3,971,000 | 10.60 |
| 1960 | 8,153,000 | 4,094,000 | 4,058,000 | 10.83 |
| 1961 | 8,324,000 | 4,178,000 | 4,146,000 | 11.06 |
| 1962 | 8,497,000 | 4,262,000 | 4,234,000 | 11.29 |
| 1963 | 8,670,000 | 4,347,000 | 4,322,000 | 11.52 |
| 1964 | 8,842,000 | 4,431,000 | 4,411,000 | 11.74 |
| 1965 | 9,012,000 | 4,514,000 | 4,498,000 | 11.97 |
| 1966 | 9,181,000 | 4,596,000 | 4,585,000 | 12.19 |
| 1967 | 9,348,000 | 4,678,000 | 4,670,000 | 12.42 |
| 1968 | 9,514,000 | 4,759,000 | 4,755,000 | 12.64 |
| 1969 | 9,680,000 | 4,840,000 | 4,839,000 | 12.86 |
| 1970 | 9,845,000 | 4,921,000 | 4,924,000 | 13.08 |
| 1971 | 10,009,000 | 5,001,000 | 5,008,000 | 13.29 |
| 1972 | 10,174,000 | 5,081,000 | 5,092,000 | 13.51 |
| 1973 | 10,340,000 | 5,162,000 | 5,177,000 | 13.73 |
| 1974 | 10,505,000 | 5,243,000 | 5,262,000 | 13.95 |
| 1975 | 10,671,000 | 5,324,000 | 5,346,000 | 14.17 |
| 1976 | 10,838,000 | 5,406,000 | 5,431,000 | 14.39 |
| 1977 | 11,005,000 | 5,489,000 | 5,516,000 | 14.62 |
| 1978 | 11,172,000 | 5,571,000 | 5,601,000 | 14.84 |
| 1979 | 11,339,000 | 5,653,000 | 5,686,000 | 15.06 |
| 1980 | 11,508,000 | 5,736,000 | 5,772,000 | 15.29 |
| 1981 | 11,678,000 | 5,819,000 | 5,858,000 | 15.51 |
| 1982 | 11,850,000 | 5,904,000 | 5,946,000 | 15.74 |
| 1983 | 12,026,000 | 5,990,000 | 6,035,000 | 15.97 |
| 1984 | 12,207,000 | 6,079,000 | 6,128,000 | 16.21 |
| 1985 | 12,395,000 | 6,171,000 | 6,223,000 | 16.46 |
| 1986 | 12,588,000 | 6,267,000 | 6,321,000 | 16.72 |
| 1987 | 12,790,000 | 6,367,000 | 6,423,000 | 16.99 |
| 1988 | 12,999,000 | 6,471,000 | 6,528,000 | 17.27 |
| 1989 | 13,215,000 | 6,578,000 | 6,636,000 | 17.55 |
| 1990 | 13,437,000 | 6,689,000 | 6,747,000 | 17.85 |
| 1991 | 13,662,000 | 6,801,000 | 6,860,000 | 18.15 |
| 1992 | 13,884,000 | 6,911,000 | 6,972,000 | 18.44 |
| 1993 | 14,102,000 | 7,019,000 | 7,082,000 | 18.73 |
| 1994 | 14,316,000 | 7,126,000 | 7,190,000 | 19.01 |
| 1995 | 14,527,000 | 7,230,000 | 7,296,000 | 19.29 |
| 1996 | 14,734,000 | 7,333,000 | 7,400,000 | 19.57 |
| 1997 | 14,932,000 | 7,431,000 | 7,500,000 | 19.83 |
| 1998 | 15,127,000 | 7,528,000 | 7,599,000 | 20.09 |
| 1999 | 15,319,000 | 7,622,000 | 7,696,000 | 20.35 |
| 2000 | 15,503,000 | 7,713,000 | 7,789,000 | 20.59 |
| 2001 | 15,683,000 | 7,802,000 | 7,881,000 | 20.83 |
| 2002 | 15,857,000 | 7,887,000 | 7,970,000 | 21.06 |
| 2003 | 16,024,000 | 7,969,000 | 8,054,000 | 21.28 |
| 2004 | 16,187,000 | 8,050,000 | 8,137,000 | 21.50 |
| 2005 | 16,348,000 | 8,129,000 | 8,218,000 | 21.71 |
| 2006 | 16,509,000 | 8,209,000 | 8,300,000 | 21.93 |
| 2007 | 16,671,000 | 8,289,000 | 8,381,000 | 22.14 |
| 2008 | 16,838,000 | 8,372,000 | 8,466,000 | 22.36 |
| 2009 | 17,009,000 | 8,457,000 | 8,551,000 | 22.59 |
| 2010 | 17,181,000 | 8,543,000 | 8,638,000 | 22.82 |
| 2011 | 17,351,000 | 8,628,000 | 8,723,000 | 23.05 |
| 2012 | 17,519,000 | 8,712,000 | 8,806,000 | 23.27 |
| 2013 | 17,687,000 | 8,796,000 | 8,890,000 | 23.49 |
| 2014 | 17,864,000 | 8,885,000 | 8,979,000 | 23.73 |
| 2015 | 18,047,000 | 8,976,000 | 9,071,000 | 23.97 |
| 2016 | 18,267,000 | 9,085,000 | 9,181,000 | 24.26 |
| 2017 | 18,558,000 | 9,230,000 | 9,327,000 | 24.65 |
| 2018 | 18,893,000 | 9,397,000 | 9,495,000 | 25.09 |
| 2019 | 19,197,000 | 9,549,000 | 9,648,000 | 25.50 |
| 2020 | 19,370,000 | 9,633,000 | 9,737,000 | 25.73 |
| 2021 | 19,456,000 | 9,672,000 | 9,783,000 | 25.84 |
| 2022 | 19,553,000 | 9,717,000 | 9,835,000 | 25.97 |
| 2023 | 19,658,000 | 9,770,000 | 9,888,000 | 26.11 |
| 2024 | 19,764,000 | 9,823,000 | 9,941,000 | 26.25 |
| 2025 | 19,859,000 | 9,871,000 | 9,988,000 | 26.38 |