Year Persons 2001-01-01 526600 2002-01-01 532300 2003-01-01 543050 2004-01-01 554350 2005-01-01 567925 2006-01-01 580775 2007-01-01 600850 2008-01-01 616075 2009-01-01 628750 2010-01-01 636800 2011-01-01 640025 2012-01-01 636175 2013-01-01 629075 2014-01-01 621750 2015-01-01 614200 2016-01-01 606400 2017-01-01 606125