Year Persons 2000-01-01 244825 2001-01-01 243625 2002-01-01 248775 2003-01-01 272075 2004-01-01 267925 2005-01-01 262200 2006-01-01 253900 2007-01-01 246025 2008-01-01 228250 2009-01-01 237800 2010-01-01 255925 2011-01-01 264275 2012-01-01 271200 2013-01-01 280125 2014-01-01 279625 2015-01-01 287950 2016-01-01 293975 2017-01-01 311500