Year Persons 2001-01-01 750475 2002-01-01 719975 2003-01-01 695075 2004-01-01 683775 2005-01-01 664325 2006-01-01 660000 2007-01-01 656525 2008-01-01 620700 2009-01-01 559325 2010-01-01 544800 2011-01-01 556450 2012-01-01 537925 2013-01-01 524900 2014-01-01 509350 2015-01-01 503400 2016-01-01 501000 2017-01-01 507300