Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 1,703,000 | 865,000 | 837,000 | 0.79 |
| 1951 | 1,763,000 | 897,000 | 866,000 | 0.82 |
| 1952 | 1,826,000 | 930,000 | 896,000 | 0.85 |
| 1953 | 1,892,000 | 964,000 | 927,000 | 0.88 |
| 1954 | 1,960,000 | 1,000,000 | 960,000 | 0.91 |
| 1955 | 2,031,000 | 1,037,000 | 994,000 | 0.95 |
| 1956 | 2,106,000 | 1,076,000 | 1,030,000 | 0.98 |
| 1957 | 2,183,000 | 1,116,000 | 1,067,000 | 1.02 |
| 1958 | 2,264,000 | 1,158,000 | 1,105,000 | 1.05 |
| 1959 | 2,348,000 | 1,201,000 | 1,146,000 | 1.09 |
| 1960 | 2,435,000 | 1,246,000 | 1,188,000 | 1.13 |
| 1961 | 2,526,000 | 1,294,000 | 1,232,000 | 1.18 |
| 1962 | 2,620,000 | 1,343,000 | 1,277,000 | 1.22 |
| 1963 | 2,719,000 | 1,394,000 | 1,325,000 | 1.27 |
| 1964 | 2,821,000 | 1,447,000 | 1,374,000 | 1.31 |
| 1965 | 2,928,000 | 1,502,000 | 1,426,000 | 1.36 |
| 1966 | 3,039,000 | 1,559,000 | 1,479,000 | 1.41 |
| 1967 | 3,157,000 | 1,620,000 | 1,536,000 | 1.47 |
| 1968 | 3,282,000 | 1,686,000 | 1,596,000 | 1.53 |
| 1969 | 3,417,000 | 1,757,000 | 1,660,000 | 1.59 |
| 1970 | 3,562,000 | 1,834,000 | 1,728,000 | 1.66 |
| 1971 | 3,724,000 | 1,920,000 | 1,803,000 | 1.73 |
| 1972 | 3,905,000 | 2,019,000 | 1,886,000 | 1.82 |
| 1973 | 4,106,000 | 2,128,000 | 1,977,000 | 1.91 |
| 1974 | 4,323,000 | 2,247,000 | 2,076,000 | 2.01 |
| 1975 | 4,556,000 | 2,374,000 | 2,181,000 | 2.12 |
| 1976 | 4,807,000 | 2,513,000 | 2,294,000 | 2.24 |
| 1977 | 5,083,000 | 2,664,000 | 2,418,000 | 2.37 |
| 1978 | 5,381,000 | 2,829,000 | 2,552,000 | 2.50 |
| 1979 | 5,703,000 | 3,007,000 | 2,696,000 | 2.65 |
| 1980 | 6,047,000 | 3,197,000 | 2,850,000 | 2.81 |
| 1981 | 6,420,000 | 3,404,000 | 3,016,000 | 2.99 |
| 1982 | 6,824,000 | 3,629,000 | 3,195,000 | 3.18 |
| 1983 | 7,252,000 | 3,867,000 | 3,385,000 | 3.37 |
| 1984 | 7,697,000 | 4,113,000 | 3,583,000 | 3.58 |
| 1985 | 8,151,000 | 4,364,000 | 3,787,000 | 3.79 |
| 1986 | 8,628,000 | 4,628,000 | 4,000,000 | 4.01 |
| 1987 | 9,130,000 | 4,906,000 | 4,223,000 | 4.25 |
| 1988 | 9,629,000 | 5,181,000 | 4,448,000 | 4.48 |
| 1989 | 10,128,000 | 5,454,000 | 4,673,000 | 4.71 |
| 1990 | 10,640,000 | 5,736,000 | 4,904,000 | 4.95 |
| 1991 | 11,160,000 | 6,021,000 | 5,139,000 | 5.19 |
| 1992 | 11,686,000 | 6,309,000 | 5,376,000 | 5.44 |
| 1993 | 12,215,000 | 6,599,000 | 5,616,000 | 5.68 |
| 1994 | 12,750,000 | 6,891,000 | 5,858,000 | 5.93 |
| 1995 | 13,289,000 | 7,186,000 | 6,103,000 | 6.18 |
| 1996 | 13,831,000 | 7,482,000 | 6,349,000 | 6.43 |
| 1997 | 14,374,000 | 7,778,000 | 6,596,000 | 6.69 |
| 1998 | 14,922,000 | 8,076,000 | 6,845,000 | 6.94 |
| 1999 | 15,472,000 | 8,376,000 | 7,095,000 | 7.20 |
| 2000 | 16,177,000 | 8,842,000 | 7,335,000 | 7.53 |
| 2001 | 17,041,000 | 9,476,000 | 7,564,000 | 7.93 |
| 2002 | 17,910,000 | 10,114,000 | 7,796,000 | 8.33 |
| 2003 | 18,786,000 | 10,755,000 | 8,031,000 | 8.74 |
| 2004 | 19,669,000 | 11,400,000 | 8,268,000 | 9.15 |
| 2005 | 20,559,000 | 12,050,000 | 8,509,000 | 9.56 |
| 2006 | 21,459,000 | 12,704,000 | 8,755,000 | 9.98 |
| 2007 | 22,368,000 | 13,363,000 | 9,005,000 | 10.41 |
| 2008 | 23,287,000 | 14,027,000 | 9,260,000 | 10.83 |
| 2009 | 24,217,000 | 14,697,000 | 9,520,000 | 11.27 |
| 2010 | 25,157,000 | 15,372,000 | 9,784,000 | 11.70 |
| 2011 | 26,105,000 | 16,052,000 | 10,053,000 | 12.14 |
| 2012 | 27,062,000 | 16,736,000 | 10,326,000 | 12.59 |
| 2013 | 28,026,000 | 17,425,000 | 10,601,000 | 13.04 |
| 2014 | 28,998,000 | 18,118,000 | 10,879,000 | 13.49 |
| 2015 | 29,974,000 | 18,815,000 | 11,159,000 | 13.94 |
| 2016 | 30,717,000 | 19,296,000 | 11,421,000 | 14.29 |
| 2017 | 30,782,000 | 19,193,000 | 11,588,000 | 14.32 |
| 2018 | 30,365,000 | 18,713,000 | 11,651,000 | 14.13 |
| 2019 | 30,472,000 | 18,639,000 | 11,833,000 | 14.18 |
| 2020 | 30,991,000 | 18,870,000 | 12,120,000 | 14.42 |
| 2021 | 31,328,000 | 19,026,000 | 12,301,000 | 14.57 |
| 2022 | 32,175,000 | 19,541,000 | 12,633,000 | 14.97 |
| 2023 | 33,264,000 | 20,176,000 | 13,088,000 | 15.47 |
| 2024 | 33,962,000 | 20,559,000 | 13,403,000 | 15.80 |
| 2025 | 34,566,000 | 20,886,000 | 13,679,000 | 16.08 |