Year Persons 1998-01-01 572550 1999-01-01 565700 2000-01-01 558875 2001-01-01 577450 2002-01-01 586750 2003-01-01 588275 2004-01-01 590250 2005-01-01 594200 2006-01-01 601750 2007-01-01 611950 2008-01-01 621750 2009-01-01 627000 2010-01-01 629750 2011-01-01 631875 2012-01-01 631100 2013-01-01 631575 2014-01-01 635700 2015-01-01 640725 2016-01-01 645625 2017-01-01 650400