Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 271,000 | 132,000 | 139,000 | 15.65 |
| 1951 | 278,000 | 135,000 | 143,000 | 16.05 |
| 1952 | 285,000 | 138,000 | 146,000 | 16.45 |
| 1953 | 292,000 | 142,000 | 150,000 | 16.86 |
| 1954 | 299,000 | 145,000 | 154,000 | 17.27 |
| 1955 | 307,000 | 149,000 | 157,000 | 17.69 |
| 1956 | 314,000 | 152,000 | 161,000 | 18.12 |
| 1957 | 322,000 | 156,000 | 165,000 | 18.55 |
| 1958 | 329,000 | 160,000 | 169,000 | 18.99 |
| 1959 | 337,000 | 163,000 | 173,000 | 19.44 |
| 1960 | 345,000 | 167,000 | 178,000 | 19.89 |
| 1961 | 353,000 | 170,000 | 182,000 | 20.35 |
| 1962 | 361,000 | 174,000 | 186,000 | 20.81 |
| 1963 | 369,000 | 178,000 | 191,000 | 21.30 |
| 1964 | 378,000 | 182,000 | 195,000 | 21.81 |
| 1965 | 388,000 | 187,000 | 200,000 | 22.37 |
| 1966 | 398,000 | 192,000 | 206,000 | 22.97 |
| 1967 | 409,000 | 197,000 | 211,000 | 23.56 |
| 1968 | 419,000 | 201,000 | 217,000 | 24.14 |
| 1969 | 429,000 | 206,000 | 223,000 | 24.76 |
| 1970 | 441,000 | 211,000 | 229,000 | 25.41 |
| 1971 | 453,000 | 217,000 | 236,000 | 26.10 |
| 1972 | 465,000 | 222,000 | 243,000 | 26.83 |
| 1973 | 479,000 | 228,000 | 250,000 | 27.59 |
| 1974 | 492,000 | 235,000 | 257,000 | 28.39 |
| 1975 | 507,000 | 241,000 | 265,000 | 29.24 |
| 1976 | 523,000 | 248,000 | 274,000 | 30.14 |
| 1977 | 540,000 | 257,000 | 283,000 | 31.12 |
| 1978 | 558,000 | 266,000 | 292,000 | 32.16 |
| 1979 | 577,000 | 275,000 | 301,000 | 33.24 |
| 1980 | 596,000 | 284,000 | 311,000 | 34.36 |
| 1981 | 616,000 | 294,000 | 322,000 | 35.52 |
| 1982 | 637,000 | 304,000 | 332,000 | 36.73 |
| 1983 | 658,000 | 315,000 | 343,000 | 37.95 |
| 1984 | 680,000 | 326,000 | 354,000 | 39.21 |
| 1985 | 706,000 | 338,000 | 367,000 | 40.67 |
| 1986 | 734,000 | 353,000 | 381,000 | 42.32 |
| 1987 | 763,000 | 367,000 | 395,000 | 43.99 |
| 1988 | 799,000 | 386,000 | 413,000 | 46.06 |
| 1989 | 837,000 | 405,000 | 432,000 | 48.25 |
| 1990 | 872,000 | 422,000 | 449,000 | 50.25 |
| 1991 | 908,000 | 440,000 | 467,000 | 52.31 |
| 1992 | 943,000 | 458,000 | 485,000 | 54.34 |
| 1993 | 971,000 | 472,000 | 499,000 | 55.94 |
| 1994 | 971,000 | 472,000 | 498,000 | 55.94 |
| 1995 | 970,000 | 472,000 | 498,000 | 55.89 |
| 1996 | 989,000 | 481,000 | 507,000 | 57.01 |
| 1997 | 1,006,000 | 489,000 | 516,000 | 57.98 |
| 1998 | 1,019,000 | 495,000 | 524,000 | 58.73 |
| 1999 | 1,030,000 | 499,000 | 531,000 | 59.37 |
| 2000 | 1,041,000 | 503,000 | 537,000 | 59.98 |
| 2001 | 1,051,000 | 507,000 | 544,000 | 60.54 |
| 2002 | 1,059,000 | 509,000 | 549,000 | 61.02 |
| 2003 | 1,066,000 | 512,000 | 554,000 | 61.44 |
| 2004 | 1,073,000 | 514,000 | 558,000 | 61.81 |
| 2005 | 1,079,000 | 516,000 | 562,000 | 62.15 |
| 2006 | 1,084,000 | 517,000 | 566,000 | 62.46 |
| 2007 | 1,090,000 | 520,000 | 570,000 | 62.82 |
| 2008 | 1,098,000 | 525,000 | 573,000 | 63.24 |
| 2009 | 1,105,000 | 529,000 | 575,000 | 63.65 |
| 2010 | 1,111,000 | 534,000 | 576,000 | 64.02 |
| 2011 | 1,117,000 | 539,000 | 578,000 | 64.38 |
| 2012 | 1,123,000 | 543,000 | 580,000 | 64.73 |
| 2013 | 1,129,000 | 547,000 | 582,000 | 65.08 |
| 2014 | 1,136,000 | 551,000 | 584,000 | 65.44 |
| 2015 | 1,142,000 | 556,000 | 586,000 | 65.82 |
| 2016 | 1,149,000 | 560,000 | 588,000 | 66.20 |
| 2017 | 1,158,000 | 565,000 | 592,000 | 66.71 |
| 2018 | 1,168,000 | 572,000 | 596,000 | 67.32 |
| 2019 | 1,179,000 | 578,000 | 601,000 | 67.95 |
| 2020 | 1,192,000 | 585,000 | 607,000 | 68.69 |
| 2021 | 1,206,000 | 592,000 | 614,000 | 69.49 |
| 2022 | 1,218,000 | 598,000 | 620,000 | 70.20 |
| 2023 | 1,230,000 | 604,000 | 626,000 | 70.87 |
| 2024 | 1,242,000 | 610,000 | 632,000 | 71.58 |
| 2025 | 1,256,000 | 616,000 | 639,000 | 72.35 |