Year Number of People 1700 2919 1800 7135 1820 8532 1910 21380 1920 20420 1930 19700 1940 21200 1950 21690 1960 20980 1970 20670 1980 22780 1990 24600 2000 25780 2001 26010 2002 26260 2003 26350 2004 26530 2005 26770 2006 26920 2010 26920