an,populatie 1850,1245 1880,1397 1890,1523 1900,1560 1910,1634 1920,1551 1930,1720 1941,1943 1956,2054 1966,2240 1977,2414 1983,2310 1990,2450 1992,2311 2002,2135 2011,2760