Year Number of People 1800 1997 1820 1997 1854 6300 1861 6900 1871 6200 1881 5100 1891 3900 1901 3300 1911 3500 1921 3700 1931 4200 1946 5000 1950 4972 1951 5005 1952 5009 1953 4992 1954 4963 1955 4928 1956 4890 1957 4852 1958 4814 1959 4776 1960 4738 1961 4700 1962 4665 1963 4639 1964 4629 1965 4639 1966 4671 1967 4725 1968 4791 1969 4865 1970 4937 1971 5008 1972 5078 1973 5144 1974 5203 1975 5253 1976 5291 1977 5317 1978 5339 1979 5364 1980 5399 1981 5446 1982 5500 1983 5556 1984 5602 1985 5631 1986 5640 1987 5633 1988 5611 1989 5578 1990 5537 1991 5488 1992 5430 1993 5370 1994 5312 1995 5261 1996 5220 1997 5187 1998 5155 1999 5115 2000 5059 2001 4986 2002 4901 2003 4805 2004 4702 2005 4598 2006 4493 2007 4388 2008 4288 2009 4197 2010 4118 2011 4055 2012 4005 2013 3970 2050 4101 2100 3488