Year Persons 1999-01-01 200450 2000-01-01 183750 2001-01-01 171325 2002-01-01 173150 2003-01-01 179575 2004-01-01 184425 2005-01-01 218925 2006-01-01 237150 2007-01-01 235900 2008-01-01 244400 2009-01-01 309150 2010-01-01 351500 2011-01-01 341150 2012-01-01 340500 2013-01-01 309800 2014-01-01 235325 2015-01-01 209950 2016-01-01 158225 2017-01-01 129900