Year Persons 2000-01-01 33975 2001-01-01 35550 2002-01-01 35600 2003-01-01 37100 2004-01-01 34450 2005-01-01 34700 2006-01-01 37200 2007-01-01 38100 2008-01-01 37775 2009-01-01 28200 2010-01-01 24000 2011-01-01 28775 2012-01-01 27875 2013-01-01 26450 2014-01-01 24350 2015-01-01 27125 2016-01-01 25800 2017-01-01 27500