Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 169,000 | 87,000 | 82,000 | 4.43 |
| 1951 | 174,000 | 89,000 | 84,000 | 4.55 |
| 1952 | 179,000 | 92,000 | 87,000 | 4.67 |
| 1953 | 184,000 | 94,000 | 89,000 | 4.80 |
| 1954 | 189,000 | 97,000 | 91,000 | 4.93 |
| 1955 | 194,000 | 100,000 | 94,000 | 5.07 |
| 1956 | 200,000 | 103,000 | 96,000 | 5.22 |
| 1957 | 205,000 | 106,000 | 99,000 | 5.36 |
| 1958 | 211,000 | 109,000 | 102,000 | 5.52 |
| 1959 | 217,000 | 112,000 | 105,000 | 5.67 |
| 1960 | 224,000 | 115,000 | 108,000 | 5.84 |
| 1961 | 230,000 | 119,000 | 111,000 | 6.01 |
| 1962 | 237,000 | 123,000 | 114,000 | 6.19 |
| 1963 | 245,000 | 127,000 | 118,000 | 6.39 |
| 1964 | 252,000 | 131,000 | 121,000 | 6.59 |
| 1965 | 261,000 | 135,000 | 125,000 | 6.80 |
| 1966 | 269,000 | 140,000 | 129,000 | 7.03 |
| 1967 | 278,000 | 145,000 | 133,000 | 7.26 |
| 1968 | 288,000 | 150,000 | 138,000 | 7.51 |
| 1969 | 298,000 | 155,000 | 142,000 | 7.77 |
| 1970 | 308,000 | 161,000 | 147,000 | 8.04 |
| 1971 | 319,000 | 166,000 | 152,000 | 8.31 |
| 1972 | 330,000 | 172,000 | 157,000 | 8.60 |
| 1973 | 341,000 | 178,000 | 163,000 | 8.90 |
| 1974 | 353,000 | 184,000 | 168,000 | 9.21 |
| 1975 | 365,000 | 191,000 | 174,000 | 9.53 |
| 1976 | 378,000 | 198,000 | 180,000 | 9.86 |
| 1977 | 391,000 | 205,000 | 186,000 | 10.20 |
| 1978 | 405,000 | 212,000 | 192,000 | 10.56 |
| 1979 | 419,000 | 219,000 | 199,000 | 10.92 |
| 1980 | 433,000 | 227,000 | 206,000 | 11.29 |
| 1981 | 447,000 | 234,000 | 213,000 | 11.66 |
| 1982 | 462,000 | 242,000 | 220,000 | 12.05 |
| 1983 | 477,000 | 249,000 | 227,000 | 12.44 |
| 1984 | 492,000 | 257,000 | 235,000 | 12.84 |
| 1985 | 508,000 | 265,000 | 242,000 | 13.24 |
| 1986 | 524,000 | 273,000 | 250,000 | 13.66 |
| 1987 | 540,000 | 282,000 | 258,000 | 14.08 |
| 1988 | 556,000 | 290,000 | 266,000 | 14.51 |
| 1989 | 573,000 | 299,000 | 274,000 | 14.94 |
| 1990 | 589,000 | 306,000 | 282,000 | 15.35 |
| 1991 | 599,000 | 311,000 | 287,000 | 15.62 |
| 1992 | 577,000 | 300,000 | 277,000 | 15.05 |
| 1993 | 554,000 | 287,000 | 266,000 | 14.45 |
| 1994 | 554,000 | 287,000 | 267,000 | 14.44 |
| 1995 | 547,000 | 283,000 | 264,000 | 14.27 |
| 1996 | 548,000 | 283,000 | 264,000 | 14.29 |
| 1997 | 558,000 | 288,000 | 269,000 | 14.55 |
| 1998 | 569,000 | 294,000 | 275,000 | 14.83 |
| 1999 | 582,000 | 301,000 | 280,000 | 15.17 |
| 2000 | 596,000 | 311,000 | 285,000 | 15.55 |
| 2001 | 610,000 | 320,000 | 289,000 | 15.91 |
| 2002 | 624,000 | 330,000 | 294,000 | 16.26 |
| 2003 | 637,000 | 339,000 | 298,000 | 16.61 |
| 2004 | 650,000 | 348,000 | 301,000 | 16.94 |
| 2005 | 661,000 | 356,000 | 305,000 | 17.24 |
| 2006 | 670,000 | 361,000 | 309,000 | 17.47 |
| 2007 | 678,000 | 365,000 | 313,000 | 17.68 |
| 2008 | 686,000 | 369,000 | 317,000 | 17.88 |
| 2009 | 693,000 | 373,000 | 320,000 | 18.08 |
| 2010 | 701,000 | 377,000 | 324,000 | 18.28 |
| 2011 | 709,000 | 381,000 | 327,000 | 18.48 |
| 2012 | 717,000 | 385,000 | 331,000 | 18.68 |
| 2013 | 725,000 | 390,000 | 335,000 | 18.89 |
| 2014 | 733,000 | 394,000 | 338,000 | 19.10 |
| 2015 | 740,000 | 398,000 | 341,000 | 19.29 |
| 2016 | 747,000 | 402,000 | 345,000 | 19.48 |
| 2017 | 754,000 | 406,000 | 348,000 | 19.65 |
| 2018 | 759,000 | 408,000 | 351,000 | 19.79 |
| 2019 | 764,000 | 410,000 | 353,000 | 19.92 |
| 2020 | 770,000 | 413,000 | 356,000 | 20.06 |
| 2021 | 775,000 | 415,000 | 359,000 | 20.20 |
| 2022 | 780,000 | 418,000 | 362,000 | 20.34 |
| 2023 | 786,000 | 420,000 | 365,000 | 20.48 |
| 2024 | 791,000 | 423,000 | 368,000 | 20.62 |
| 2025 | 796,000 | 425,000 | 371,000 | 20.75 |