Year Persons 2000-01-01 38825 2001-01-01 33950 2002-01-01 30575 2003-01-01 25050 2004-01-01 23900 2005-01-01 21200 2006-01-01 14725 2007-01-01 10750 2008-01-01 12450 2009-01-01 39800 2010-01-01 43900 2011-01-01 28975 2012-01-01 24725 2013-01-01 21075 2014-01-01 18025 2015-01-01 13550 2016-01-01 15975 2017-01-01 13350