Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 3,608,000 | 1,793,000 | 1,815,000 | 23.22 |
| 1951 | 3,682,000 | 1,831,000 | 1,850,000 | 23.69 |
| 1952 | 3,758,000 | 1,870,000 | 1,887,000 | 24.18 |
| 1953 | 3,837,000 | 1,910,000 | 1,926,000 | 24.69 |
| 1954 | 3,919,000 | 1,952,000 | 1,966,000 | 25.22 |
| 1955 | 4,005,000 | 1,996,000 | 2,008,000 | 25.77 |
| 1956 | 4,082,000 | 2,036,000 | 2,046,000 | 26.27 |
| 1957 | 4,136,000 | 2,064,000 | 2,071,000 | 26.61 |
| 1958 | 4,177,000 | 2,085,000 | 2,092,000 | 26.88 |
| 1959 | 4,220,000 | 2,106,000 | 2,114,000 | 27.16 |
| 1960 | 4,267,000 | 2,129,000 | 2,137,000 | 27.46 |
| 1961 | 4,316,000 | 2,154,000 | 2,162,000 | 27.77 |
| 1962 | 4,369,000 | 2,180,000 | 2,189,000 | 28.11 |
| 1963 | 4,427,000 | 2,209,000 | 2,218,000 | 28.48 |
| 1964 | 4,489,000 | 2,240,000 | 2,249,000 | 28.89 |
| 1965 | 4,561,000 | 2,276,000 | 2,284,000 | 29.35 |
| 1966 | 4,652,000 | 2,322,000 | 2,329,000 | 29.93 |
| 1967 | 4,760,000 | 2,377,000 | 2,383,000 | 30.63 |
| 1968 | 4,879,000 | 2,438,000 | 2,441,000 | 31.40 |
| 1969 | 5,004,000 | 2,502,000 | 2,502,000 | 32.20 |
| 1970 | 5,131,000 | 2,566,000 | 2,564,000 | 33.01 |
| 1971 | 5,261,000 | 2,632,000 | 2,629,000 | 33.85 |
| 1972 | 5,396,000 | 2,701,000 | 2,695,000 | 34.72 |
| 1973 | 5,537,000 | 2,772,000 | 2,764,000 | 35.63 |
| 1974 | 5,684,000 | 2,847,000 | 2,837,000 | 36.57 |
| 1975 | 5,839,000 | 2,926,000 | 2,912,000 | 37.57 |
| 1976 | 5,996,000 | 3,006,000 | 2,990,000 | 38.58 |
| 1977 | 6,155,000 | 3,087,000 | 3,068,000 | 39.61 |
| 1978 | 6,309,000 | 3,171,000 | 3,137,000 | 40.59 |
| 1979 | 6,456,000 | 3,259,000 | 3,197,000 | 41.54 |
| 1980 | 6,606,000 | 3,348,000 | 3,257,000 | 42.50 |
| 1981 | 6,758,000 | 3,438,000 | 3,319,000 | 43.48 |
| 1982 | 6,908,000 | 3,528,000 | 3,379,000 | 44.45 |
| 1983 | 7,053,000 | 3,616,000 | 3,436,000 | 45.38 |
| 1984 | 7,220,000 | 3,708,000 | 3,511,000 | 46.45 |
| 1985 | 7,409,000 | 3,803,000 | 3,606,000 | 47.67 |
| 1986 | 7,600,000 | 3,899,000 | 3,700,000 | 48.90 |
| 1987 | 7,789,000 | 3,994,000 | 3,795,000 | 50.12 |
| 1988 | 7,974,000 | 4,087,000 | 3,887,000 | 51.31 |
| 1989 | 8,151,000 | 4,175,000 | 3,975,000 | 52.45 |
| 1990 | 8,324,000 | 4,262,000 | 4,062,000 | 53.56 |
| 1991 | 8,501,000 | 4,348,000 | 4,153,000 | 54.70 |
| 1992 | 8,682,000 | 4,433,000 | 4,249,000 | 55.86 |
| 1993 | 8,857,000 | 4,514,000 | 4,343,000 | 56.99 |
| 1994 | 9,018,000 | 4,589,000 | 4,429,000 | 58.02 |
| 1995 | 9,161,000 | 4,655,000 | 4,505,000 | 58.94 |
| 1996 | 9,294,000 | 4,718,000 | 4,576,000 | 59.80 |
| 1997 | 9,421,000 | 4,776,000 | 4,644,000 | 60.61 |
| 1998 | 9,541,000 | 4,832,000 | 4,709,000 | 61.39 |
| 1999 | 9,655,000 | 4,884,000 | 4,771,000 | 62.12 |
| 2000 | 9,764,000 | 4,933,000 | 4,831,000 | 62.83 |
| 2001 | 9,869,000 | 4,980,000 | 4,888,000 | 63.50 |
| 2002 | 9,971,000 | 5,026,000 | 4,945,000 | 64.15 |
| 2003 | 10,071,000 | 5,071,000 | 5,000,000 | 64.80 |
| 2004 | 10,166,000 | 5,113,000 | 5,052,000 | 65.41 |
| 2005 | 10,255,000 | 5,152,000 | 5,102,000 | 65.98 |
| 2006 | 10,346,000 | 5,192,000 | 5,153,000 | 66.57 |
| 2007 | 10,441,000 | 5,234,000 | 5,207,000 | 67.18 |
| 2008 | 10,542,000 | 5,279,000 | 5,263,000 | 67.83 |
| 2009 | 10,650,000 | 5,327,000 | 5,322,000 | 68.52 |
| 2010 | 10,765,000 | 5,380,000 | 5,385,000 | 69.27 |
| 2011 | 10,886,000 | 5,434,000 | 5,451,000 | 70.04 |
| 2012 | 11,009,000 | 5,490,000 | 5,518,000 | 70.83 |
| 2013 | 11,141,000 | 5,551,000 | 5,590,000 | 71.68 |
| 2014 | 11,274,000 | 5,612,000 | 5,661,000 | 72.54 |
| 2015 | 11,402,000 | 5,671,000 | 5,730,000 | 73.36 |
| 2016 | 11,528,000 | 5,730,000 | 5,798,000 | 74.17 |
| 2017 | 11,650,000 | 5,786,000 | 5,863,000 | 74.96 |
| 2018 | 11,765,000 | 5,839,000 | 5,925,000 | 75.70 |
| 2019 | 11,875,000 | 5,890,000 | 5,985,000 | 76.40 |
| 2020 | 11,974,000 | 5,934,000 | 6,039,000 | 77.04 |
| 2021 | 12,048,000 | 5,966,000 | 6,082,000 | 77.52 |
| 2022 | 12,119,000 | 5,997,000 | 6,122,000 | 77.97 |
| 2023 | 12,200,000 | 6,033,000 | 6,167,000 | 78.50 |
| 2024 | 12,277,000 | 6,068,000 | 6,208,000 | 78.99 |
| 2025 | 12,348,000 | 6,101,000 | 6,246,000 | 79.45 |