Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 3,097,000 | 1,589,000 | 1,507,000 | 28.90 |
| 1951 | 3,177,000 | 1,630,000 | 1,546,000 | 29.65 |
| 1952 | 3,261,000 | 1,673,000 | 1,588,000 | 30.44 |
| 1953 | 3,348,000 | 1,717,000 | 1,631,000 | 31.25 |
| 1954 | 3,439,000 | 1,763,000 | 1,675,000 | 32.09 |
| 1955 | 3,533,000 | 1,811,000 | 1,722,000 | 32.97 |
| 1956 | 3,631,000 | 1,860,000 | 1,770,000 | 33.89 |
| 1957 | 3,732,000 | 1,912,000 | 1,820,000 | 34.83 |
| 1958 | 3,837,000 | 1,965,000 | 1,871,000 | 35.81 |
| 1959 | 3,946,000 | 2,021,000 | 1,925,000 | 36.83 |
| 1960 | 4,063,000 | 2,080,000 | 1,982,000 | 37.92 |
| 1961 | 4,186,000 | 2,143,000 | 2,042,000 | 39.07 |
| 1962 | 4,312,000 | 2,207,000 | 2,104,000 | 40.24 |
| 1963 | 4,440,000 | 2,271,000 | 2,168,000 | 41.44 |
| 1964 | 4,571,000 | 2,337,000 | 2,233,000 | 42.66 |
| 1965 | 4,704,000 | 2,405,000 | 2,299,000 | 43.91 |
| 1966 | 4,840,000 | 2,473,000 | 2,367,000 | 45.18 |
| 1967 | 4,978,000 | 2,542,000 | 2,436,000 | 46.46 |
| 1968 | 5,118,000 | 2,612,000 | 2,506,000 | 47.76 |
| 1969 | 5,257,000 | 2,681,000 | 2,575,000 | 49.06 |
| 1970 | 5,396,000 | 2,750,000 | 2,646,000 | 50.36 |
| 1971 | 5,538,000 | 2,820,000 | 2,717,000 | 51.68 |
| 1972 | 5,682,000 | 2,892,000 | 2,790,000 | 53.03 |
| 1973 | 5,831,000 | 2,966,000 | 2,865,000 | 54.42 |
| 1974 | 5,981,000 | 3,040,000 | 2,940,000 | 55.82 |
| 1975 | 6,128,000 | 3,113,000 | 3,015,000 | 57.19 |
| 1976 | 6,262,000 | 3,179,000 | 3,082,000 | 58.44 |
| 1977 | 6,401,000 | 3,249,000 | 3,152,000 | 59.74 |
| 1978 | 6,561,000 | 3,327,000 | 3,233,000 | 61.23 |
| 1979 | 6,727,000 | 3,409,000 | 3,318,000 | 62.78 |
| 1980 | 6,900,000 | 3,492,000 | 3,407,000 | 64.39 |
| 1981 | 7,075,000 | 3,575,000 | 3,500,000 | 66.03 |
| 1982 | 7,240,000 | 3,648,000 | 3,591,000 | 67.57 |
| 1983 | 7,419,000 | 3,730,000 | 3,689,000 | 69.24 |
| 1984 | 7,630,000 | 3,832,000 | 3,798,000 | 71.21 |
| 1985 | 7,849,000 | 3,939,000 | 3,910,000 | 73.25 |
| 1986 | 8,070,000 | 4,046,000 | 4,024,000 | 75.32 |
| 1987 | 8,296,000 | 4,156,000 | 4,140,000 | 77.42 |
| 1988 | 8,532,000 | 4,271,000 | 4,261,000 | 79.62 |
| 1989 | 8,775,000 | 4,389,000 | 4,385,000 | 81.89 |
| 1990 | 9,024,000 | 4,511,000 | 4,513,000 | 84.22 |
| 1991 | 9,272,000 | 4,631,000 | 4,641,000 | 86.53 |
| 1992 | 9,522,000 | 4,752,000 | 4,770,000 | 88.86 |
| 1993 | 9,779,000 | 4,877,000 | 4,902,000 | 91.26 |
| 1994 | 10,043,000 | 5,005,000 | 5,037,000 | 93.73 |
| 1995 | 10,312,000 | 5,138,000 | 5,174,000 | 96.24 |
| 1996 | 10,583,000 | 5,271,000 | 5,311,000 | 98.76 |
| 1997 | 10,857,000 | 5,406,000 | 5,450,000 | 101.32 |
| 1998 | 11,139,000 | 5,545,000 | 5,593,000 | 103.95 |
| 1999 | 11,422,000 | 5,685,000 | 5,737,000 | 106.60 |
| 2000 | 11,697,000 | 5,820,000 | 5,876,000 | 109.16 |
| 2001 | 11,969,000 | 5,954,000 | 6,014,000 | 111.70 |
| 2002 | 12,246,000 | 6,091,000 | 6,155,000 | 114.29 |
| 2003 | 12,525,000 | 6,228,000 | 6,296,000 | 116.89 |
| 2004 | 12,807,000 | 6,367,000 | 6,439,000 | 119.52 |
| 2005 | 13,087,000 | 6,505,000 | 6,582,000 | 122.13 |
| 2006 | 13,367,000 | 6,642,000 | 6,724,000 | 124.74 |
| 2007 | 13,652,000 | 6,782,000 | 6,869,000 | 127.40 |
| 2008 | 13,935,000 | 6,921,000 | 7,013,000 | 130.04 |
| 2009 | 14,215,000 | 7,059,000 | 7,155,000 | 132.66 |
| 2010 | 14,500,000 | 7,199,000 | 7,300,000 | 135.31 |
| 2011 | 14,792,000 | 7,344,000 | 7,448,000 | 138.04 |
| 2012 | 15,089,000 | 7,491,000 | 7,598,000 | 140.81 |
| 2013 | 15,387,000 | 7,638,000 | 7,748,000 | 143.59 |
| 2014 | 15,681,000 | 7,784,000 | 7,897,000 | 146.34 |
| 2015 | 15,971,000 | 7,928,000 | 8,043,000 | 149.05 |
| 2016 | 16,268,000 | 8,075,000 | 8,193,000 | 151.82 |
| 2017 | 16,567,000 | 8,223,000 | 8,343,000 | 154.60 |
| 2018 | 16,845,000 | 8,361,000 | 8,484,000 | 157.20 |
| 2019 | 17,103,000 | 8,489,000 | 8,613,000 | 159.61 |
| 2020 | 17,357,000 | 8,613,000 | 8,743,000 | 161.98 |
| 2021 | 17,598,000 | 8,730,000 | 8,868,000 | 164.23 |
| 2022 | 17,847,000 | 8,851,000 | 8,996,000 | 166.55 |
| 2023 | 18,124,000 | 8,989,000 | 9,135,000 | 169.14 |
| 2024 | 18,406,000 | 9,129,000 | 9,277,000 | 171.77 |
| 2025 | 18,687,000 | 9,269,000 | 9,418,000 | 174.39 |