Population history
Population by year
| Year | Total | Male | Female | Density |
|---|---|---|---|---|
| 1950 | 19,000 | 9,000 | 9,000 | 95.21 |
| 1951 | 19,000 | 10,000 | 9,000 | 97.13 |
| 1952 | 19,000 | 10,000 | 9,000 | 97.77 |
| 1953 | 19,000 | 10,000 | 9,000 | 98.33 |
| 1954 | 19,000 | 10,000 | 9,000 | 98.80 |
| 1955 | 19,000 | 10,000 | 9,000 | 99.29 |
| 1956 | 19,000 | 10,000 | 9,000 | 99.68 |
| 1957 | 19,000 | 10,000 | 9,000 | 99.79 |
| 1958 | 19,000 | 10,000 | 9,000 | 99.65 |
| 1959 | 19,000 | 10,000 | 9,000 | 99.54 |
| 1960 | 20,000 | 10,000 | 9,000 | 100.66 |
| 1961 | 20,000 | 10,000 | 9,000 | 103.33 |
| 1962 | 21,000 | 11,000 | 10,000 | 106.49 |
| 1963 | 21,000 | 11,000 | 10,000 | 109.83 |
| 1964 | 22,000 | 11,000 | 10,000 | 113.37 |
| 1965 | 23,000 | 12,000 | 11,000 | 117.03 |
| 1966 | 24,000 | 12,000 | 11,000 | 120.68 |
| 1967 | 24,000 | 12,000 | 11,000 | 124.32 |
| 1968 | 25,000 | 13,000 | 12,000 | 128.07 |
| 1969 | 26,000 | 13,000 | 12,000 | 131.87 |
| 1970 | 27,000 | 13,000 | 13,000 | 135.13 |
| 1971 | 27,000 | 14,000 | 13,000 | 137.67 |
| 1972 | 27,000 | 14,000 | 13,000 | 139.98 |
| 1973 | 28,000 | 14,000 | 13,000 | 142.18 |
| 1974 | 28,000 | 14,000 | 13,000 | 144.38 |
| 1975 | 29,000 | 15,000 | 14,000 | 146.95 |
| 1976 | 29,000 | 15,000 | 14,000 | 149.80 |
| 1977 | 30,000 | 15,000 | 14,000 | 152.61 |
| 1978 | 31,000 | 16,000 | 14,000 | 155.38 |
| 1979 | 31,000 | 16,000 | 15,000 | 158.06 |
| 1980 | 32,000 | 16,000 | 15,000 | 162.01 |
| 1981 | 33,000 | 17,000 | 16,000 | 167.92 |
| 1982 | 34,000 | 18,000 | 16,000 | 174.55 |
| 1983 | 36,000 | 18,000 | 17,000 | 181.36 |
| 1984 | 37,000 | 19,000 | 18,000 | 188.34 |
| 1985 | 39,000 | 20,000 | 18,000 | 195.52 |
| 1986 | 40,000 | 21,000 | 19,000 | 202.86 |
| 1987 | 42,000 | 21,000 | 20,000 | 210.36 |
| 1988 | 43,000 | 22,000 | 20,000 | 218.08 |
| 1989 | 45,000 | 23,000 | 21,000 | 225.96 |
| 1990 | 46,000 | 24,000 | 22,000 | 233.20 |
| 1991 | 47,000 | 24,000 | 23,000 | 239.41 |
| 1992 | 49,000 | 25,000 | 23,000 | 245.19 |
| 1993 | 50,000 | 25,000 | 24,000 | 250.80 |
| 1994 | 51,000 | 26,000 | 24,000 | 256.26 |
| 1995 | 52,000 | 27,000 | 25,000 | 261.58 |
| 1996 | 53,000 | 27,000 | 25,000 | 266.77 |
| 1997 | 54,000 | 27,000 | 26,000 | 271.81 |
| 1998 | 55,000 | 28,000 | 26,000 | 276.67 |
| 1999 | 56,000 | 28,000 | 27,000 | 281.24 |
| 2000 | 56,000 | 29,000 | 27,000 | 284.27 |
| 2001 | 57,000 | 29,000 | 27,000 | 285.27 |
| 2002 | 57,000 | 29,000 | 27,000 | 285.31 |
| 2003 | 56,000 | 29,000 | 27,000 | 284.85 |
| 2004 | 56,000 | 29,000 | 27,000 | 284.09 |
| 2005 | 56,000 | 28,000 | 27,000 | 283.09 |
| 2006 | 56,000 | 28,000 | 27,000 | 281.87 |
| 2007 | 56,000 | 28,000 | 27,000 | 280.57 |
| 2008 | 55,000 | 28,000 | 27,000 | 279.14 |
| 2009 | 55,000 | 28,000 | 27,000 | 277.64 |
| 2010 | 55,000 | 28,000 | 27,000 | 276.14 |
| 2011 | 54,000 | 27,000 | 27,000 | 274.48 |
| 2012 | 54,000 | 27,000 | 26,000 | 272.45 |
| 2013 | 54,000 | 27,000 | 26,000 | 270.03 |
| 2014 | 53,000 | 27,000 | 26,000 | 267.33 |
| 2015 | 52,000 | 26,000 | 26,000 | 264.39 |
| 2016 | 52,000 | 26,000 | 25,000 | 261.22 |
| 2017 | 51,000 | 26,000 | 25,000 | 257.93 |
| 2018 | 50,000 | 25,000 | 25,000 | 254.54 |
| 2019 | 50,000 | 25,000 | 24,000 | 251.05 |
| 2020 | 49,000 | 25,000 | 24,000 | 248.81 |
| 2021 | 49,000 | 24,000 | 24,000 | 246.13 |
| 2022 | 48,000 | 24,000 | 23,000 | 241.71 |
| 2023 | 47,000 | 24,000 | 23,000 | 237.61 |
| 2024 | 46,000 | 23,000 | 23,000 | 233.83 |
| 2025 | 46,000 | 23,000 | 22,000 | 230.14 |