Year Persons 1999-01-01 280300 2000-01-01 261750 2001-01-01 247925 2002-01-01 243100 2003-01-01 247200 2004-01-01 232275 2005-01-01 224150 2006-01-01 222350 2007-01-01 234275 2008-01-01 219075 2009-01-01 186175 2010-01-01 163800 2011-01-01 150575 2012-01-01 146450 2013-01-01 143850 2014-01-01 148450 2015-01-01 153775 2016-01-01 160300 2017-01-01 164250