Year Persons 2000-01-01 7900 2001-01-01 7375 2002-01-01 6550 2003-01-01 8325 2004-01-01 6775 2005-01-01 4200 2006-01-01 4475 2007-01-01 2200 2008-01-01 3950 2009-01-01 6800 2010-01-01 8800 2011-01-01 6300 2012-01-01 5500 2013-01-01 5700 2014-01-01 2575 2015-01-01 3050 2016-01-01 2775 2017-01-01 2700