Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 2,525,000 | 1,246,000 | 1,278,000 | 2.01 |
| 1951 | 2,570,000 | 1,267,000 | 1,302,000 | 2.04 |
| 1952 | 2,616,000 | 1,289,000 | 1,326,000 | 2.08 |
| 1953 | 2,663,000 | 1,312,000 | 1,350,000 | 2.12 |
| 1954 | 2,713,000 | 1,336,000 | 1,376,000 | 2.16 |
| 1955 | 2,764,000 | 1,362,000 | 1,401,000 | 2.20 |
| 1956 | 2,817,000 | 1,389,000 | 1,428,000 | 2.24 |
| 1957 | 2,873,000 | 1,416,000 | 1,456,000 | 2.28 |
| 1958 | 2,930,000 | 1,445,000 | 1,484,000 | 2.33 |
| 1959 | 2,989,000 | 1,475,000 | 1,513,000 | 2.37 |
| 1960 | 3,049,000 | 1,505,000 | 1,544,000 | 2.42 |
| 1961 | 3,111,000 | 1,536,000 | 1,575,000 | 2.47 |
| 1962 | 3,175,000 | 1,568,000 | 1,606,000 | 2.52 |
| 1963 | 3,240,000 | 1,601,000 | 1,639,000 | 2.57 |
| 1964 | 3,307,000 | 1,634,000 | 1,673,000 | 2.63 |
| 1965 | 3,374,000 | 1,667,000 | 1,706,000 | 2.68 |
| 1966 | 3,440,000 | 1,700,000 | 1,740,000 | 2.73 |
| 1967 | 3,508,000 | 1,732,000 | 1,775,000 | 2.79 |
| 1968 | 3,578,000 | 1,766,000 | 1,811,000 | 2.84 |
| 1969 | 3,651,000 | 1,802,000 | 1,848,000 | 2.90 |
| 1970 | 3,727,000 | 1,839,000 | 1,888,000 | 2.96 |
| 1971 | 3,807,000 | 1,878,000 | 1,929,000 | 3.02 |
| 1972 | 3,893,000 | 1,920,000 | 1,973,000 | 3.09 |
| 1973 | 3,985,000 | 1,965,000 | 2,020,000 | 3.17 |
| 1974 | 4,078,000 | 2,011,000 | 2,066,000 | 3.24 |
| 1975 | 4,167,000 | 2,055,000 | 2,111,000 | 3.31 |
| 1976 | 4,251,000 | 2,096,000 | 2,154,000 | 3.38 |
| 1977 | 4,331,000 | 2,135,000 | 2,195,000 | 3.44 |
| 1978 | 4,411,000 | 2,174,000 | 2,236,000 | 3.50 |
| 1979 | 4,505,000 | 2,220,000 | 2,285,000 | 3.58 |
| 1980 | 4,515,000 | 2,223,000 | 2,291,000 | 3.59 |
| 1981 | 4,520,000 | 2,225,000 | 2,295,000 | 3.59 |
| 1982 | 4,738,000 | 2,332,000 | 2,405,000 | 3.76 |
| 1983 | 4,979,000 | 2,451,000 | 2,527,000 | 3.95 |
| 1984 | 5,045,000 | 2,483,000 | 2,561,000 | 4.01 |
| 1985 | 5,096,000 | 2,507,000 | 2,588,000 | 4.05 |
| 1986 | 5,251,000 | 2,583,000 | 2,667,000 | 4.17 |
| 1987 | 5,438,000 | 2,674,000 | 2,764,000 | 4.32 |
| 1988 | 5,625,000 | 2,765,000 | 2,860,000 | 4.47 |
| 1989 | 5,819,000 | 2,862,000 | 2,957,000 | 4.62 |
| 1990 | 5,982,000 | 2,942,000 | 3,040,000 | 4.75 |
| 1991 | 6,205,000 | 3,052,000 | 3,153,000 | 4.93 |
| 1992 | 6,474,000 | 3,187,000 | 3,287,000 | 5.14 |
| 1993 | 6,629,000 | 3,265,000 | 3,363,000 | 5.27 |
| 1994 | 6,783,000 | 3,344,000 | 3,439,000 | 5.39 |
| 1995 | 7,089,000 | 3,498,000 | 3,590,000 | 5.63 |
| 1996 | 7,410,000 | 3,661,000 | 3,748,000 | 5.89 |
| 1997 | 7,670,000 | 3,793,000 | 3,877,000 | 6.09 |
| 1998 | 7,938,000 | 3,929,000 | 4,009,000 | 6.31 |
| 1999 | 8,222,000 | 4,073,000 | 4,148,000 | 6.53 |
| 2000 | 8,512,000 | 4,221,000 | 4,291,000 | 6.76 |
| 2001 | 8,804,000 | 4,369,000 | 4,434,000 | 6.99 |
| 2002 | 9,116,000 | 4,528,000 | 4,587,000 | 7.24 |
| 2003 | 9,487,000 | 4,717,000 | 4,769,000 | 7.54 |
| 2004 | 9,920,000 | 4,937,000 | 4,982,000 | 7.88 |
| 2005 | 10,328,000 | 5,144,000 | 5,183,000 | 8.20 |
| 2006 | 10,706,000 | 5,337,000 | 5,368,000 | 8.50 |
| 2007 | 11,081,000 | 5,528,000 | 5,553,000 | 8.80 |
| 2008 | 11,476,000 | 5,729,000 | 5,746,000 | 9.11 |
| 2009 | 11,893,000 | 5,942,000 | 5,951,000 | 9.45 |
| 2010 | 12,312,000 | 6,155,000 | 6,156,000 | 9.78 |
| 2011 | 12,754,000 | 6,381,000 | 6,373,000 | 10.13 |
| 2012 | 13,210,000 | 6,613,000 | 6,597,000 | 10.49 |
| 2013 | 13,691,000 | 6,857,000 | 6,833,000 | 10.87 |
| 2014 | 14,188,000 | 7,109,000 | 7,079,000 | 11.27 |
| 2015 | 14,647,000 | 7,342,000 | 7,305,000 | 11.63 |
| 2016 | 15,114,000 | 7,579,000 | 7,535,000 | 12.00 |
| 2017 | 15,622,000 | 7,835,000 | 7,786,000 | 12.41 |
| 2018 | 16,156,000 | 8,105,000 | 8,051,000 | 12.83 |
| 2019 | 16,685,000 | 8,371,000 | 8,313,000 | 13.25 |
| 2020 | 17,224,000 | 8,642,000 | 8,582,000 | 13.68 |
| 2021 | 17,828,000 | 8,944,000 | 8,883,000 | 14.16 |
| 2022 | 18,455,000 | 9,258,000 | 9,196,000 | 14.66 |
| 2023 | 19,319,000 | 9,691,000 | 9,627,000 | 15.34 |
| 2024 | 20,299,000 | 10,181,000 | 10,117,000 | 16.12 |
| 2025 | 21,003,000 | 10,534,000 | 10,469,000 | 16.68 |