Year Persons 2000-01-01 26050 2001-01-01 27875 2002-01-01 26025 2003-01-01 25825 2004-01-01 27375 2005-01-01 25500 2006-01-01 25425 2007-01-01 23850 2008-01-01 21125 2009-01-01 22500 2010-01-01 25350 2011-01-01 24125 2012-01-01 25700 2013-01-01 24875 2014-01-01 23425 2015-01-01 24675 2016-01-01 22850 2017-01-01 21800