Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 2,597,000 | 1,189,000 | 1,408,000 | 2.05 |
| 1951 | 2,684,000 | 1,235,000 | 1,448,000 | 2.12 |
| 1952 | 2,771,000 | 1,281,000 | 1,490,000 | 2.19 |
| 1953 | 2,859,000 | 1,327,000 | 1,531,000 | 2.26 |
| 1954 | 2,946,000 | 1,373,000 | 1,572,000 | 2.33 |
| 1955 | 3,035,000 | 1,420,000 | 1,614,000 | 2.40 |
| 1956 | 3,124,000 | 1,467,000 | 1,657,000 | 2.47 |
| 1957 | 3,215,000 | 1,515,000 | 1,700,000 | 2.54 |
| 1958 | 3,309,000 | 1,564,000 | 1,745,000 | 2.61 |
| 1959 | 3,405,000 | 1,614,000 | 1,790,000 | 2.69 |
| 1960 | 3,505,000 | 1,666,000 | 1,838,000 | 2.77 |
| 1961 | 3,608,000 | 1,720,000 | 1,887,000 | 2.85 |
| 1962 | 3,714,000 | 1,776,000 | 1,938,000 | 2.93 |
| 1963 | 3,823,000 | 1,833,000 | 1,990,000 | 3.02 |
| 1964 | 3,935,000 | 1,891,000 | 2,044,000 | 3.11 |
| 1965 | 4,049,000 | 1,951,000 | 2,098,000 | 3.20 |
| 1966 | 4,165,000 | 2,011,000 | 2,154,000 | 3.29 |
| 1967 | 4,283,000 | 2,073,000 | 2,210,000 | 3.38 |
| 1968 | 4,403,000 | 2,135,000 | 2,267,000 | 3.48 |
| 1969 | 4,525,000 | 2,199,000 | 2,326,000 | 3.57 |
| 1970 | 4,650,000 | 2,264,000 | 2,385,000 | 3.67 |
| 1971 | 4,776,000 | 2,329,000 | 2,446,000 | 3.77 |
| 1972 | 4,904,000 | 2,396,000 | 2,508,000 | 3.87 |
| 1973 | 5,037,000 | 2,465,000 | 2,572,000 | 3.98 |
| 1974 | 5,174,000 | 2,536,000 | 2,638,000 | 4.09 |
| 1975 | 5,317,000 | 2,609,000 | 2,707,000 | 4.20 |
| 1976 | 5,464,000 | 2,685,000 | 2,779,000 | 4.31 |
| 1977 | 5,619,000 | 2,765,000 | 2,854,000 | 4.44 |
| 1978 | 5,782,000 | 2,849,000 | 2,933,000 | 4.57 |
| 1979 | 5,955,000 | 2,938,000 | 3,016,000 | 4.70 |
| 1980 | 6,135,000 | 3,031,000 | 3,104,000 | 4.84 |
| 1981 | 6,322,000 | 3,128,000 | 3,193,000 | 4.99 |
| 1982 | 6,512,000 | 3,227,000 | 3,285,000 | 5.14 |
| 1983 | 6,708,000 | 3,329,000 | 3,379,000 | 5.30 |
| 1984 | 6,909,000 | 3,434,000 | 3,475,000 | 5.46 |
| 1985 | 7,118,000 | 3,542,000 | 3,575,000 | 5.62 |
| 1986 | 7,335,000 | 3,655,000 | 3,679,000 | 5.79 |
| 1987 | 7,561,000 | 3,773,000 | 3,788,000 | 5.97 |
| 1988 | 7,793,000 | 3,893,000 | 3,899,000 | 6.15 |
| 1989 | 8,034,000 | 4,018,000 | 4,015,000 | 6.34 |
| 1990 | 8,286,000 | 4,149,000 | 4,137,000 | 6.54 |
| 1991 | 8,546,000 | 4,283,000 | 4,262,000 | 6.75 |
| 1992 | 8,817,000 | 4,423,000 | 4,394,000 | 6.96 |
| 1993 | 9,100,000 | 4,569,000 | 4,531,000 | 7.19 |
| 1994 | 9,398,000 | 4,722,000 | 4,676,000 | 7.42 |
| 1995 | 9,714,000 | 4,884,000 | 4,829,000 | 7.67 |
| 1996 | 10,044,000 | 5,054,000 | 4,990,000 | 7.93 |
| 1997 | 10,383,000 | 5,228,000 | 5,155,000 | 8.20 |
| 1998 | 10,741,000 | 5,412,000 | 5,328,000 | 8.48 |
| 1999 | 11,117,000 | 5,605,000 | 5,511,000 | 8.78 |
| 2000 | 11,509,000 | 5,807,000 | 5,702,000 | 9.09 |
| 2001 | 11,920,000 | 6,018,000 | 5,902,000 | 9.41 |
| 2002 | 12,349,000 | 6,238,000 | 6,110,000 | 9.75 |
| 2003 | 12,796,000 | 6,469,000 | 6,327,000 | 10.10 |
| 2004 | 13,265,000 | 6,709,000 | 6,556,000 | 10.47 |
| 2005 | 13,756,000 | 6,961,000 | 6,794,000 | 10.86 |
| 2006 | 14,268,000 | 7,223,000 | 7,044,000 | 11.26 |
| 2007 | 14,803,000 | 7,497,000 | 7,306,000 | 11.69 |
| 2008 | 15,361,000 | 7,783,000 | 7,578,000 | 12.13 |
| 2009 | 15,943,000 | 8,080,000 | 7,863,000 | 12.59 |
| 2010 | 16,548,000 | 8,390,000 | 8,158,000 | 13.07 |
| 2011 | 17,176,000 | 8,711,000 | 8,465,000 | 13.56 |
| 2012 | 17,836,000 | 9,048,000 | 8,788,000 | 14.08 |
| 2013 | 18,519,000 | 9,396,000 | 9,122,000 | 14.62 |
| 2014 | 19,215,000 | 9,751,000 | 9,464,000 | 15.17 |
| 2015 | 19,939,000 | 10,120,000 | 9,819,000 | 15.74 |
| 2016 | 20,685,000 | 10,499,000 | 10,185,000 | 16.33 |
| 2017 | 21,435,000 | 10,881,000 | 10,554,000 | 16.92 |
| 2018 | 22,188,000 | 11,264,000 | 10,923,000 | 17.52 |
| 2019 | 22,947,000 | 11,650,000 | 11,297,000 | 18.12 |
| 2020 | 23,717,000 | 12,041,000 | 11,675,000 | 18.72 |
| 2021 | 24,502,000 | 12,439,000 | 12,062,000 | 19.34 |
| 2022 | 25,311,000 | 12,851,000 | 12,460,000 | 19.98 |
| 2023 | 26,159,000 | 13,282,000 | 12,877,000 | 20.65 |
| 2024 | 27,032,000 | 13,725,000 | 13,307,000 | 21.34 |
| 2025 | 27,917,000 | 14,174,000 | 13,742,000 | 22.04 |