Year Persons 1998-01-01 66975 1999-01-01 65500 2000-01-01 61200 2001-01-01 61400 2002-01-01 55900 2003-01-01 52625 2004-01-01 62425 2005-01-01 54475 2006-01-01 43875 2007-01-01 41025 2008-01-01 52950 2009-01-01 63900 2010-01-01 69275 2011-01-01 83625 2012-01-01 115925 2013-01-01 139225 2014-01-01 137050 2015-01-01 149850 2016-01-01 158075 2017-01-01 161325