Year Persons 2000-01-01 145750 2001-01-01 150100 2002-01-01 156575 2003-01-01 160675 2004-01-01 171325 2005-01-01 178925 2006-01-01 174950 2007-01-01 171200 2008-01-01 173650 2009-01-01 177950 2010-01-01 179200 2011-01-01 174925 2012-01-01 167025 2013-01-01 166825 2014-01-01 161225 2015-01-01 161250 2016-01-01 158625 2017-01-01 165975