Year Persons 1999-01-01 682975 2000-01-01 689350 2001-01-01 690250 2002-01-01 691325 2003-01-01 693350 2004-01-01 692975 2005-01-01 689650 2006-01-01 690625 2007-01-01 690725 2008-01-01 690525 2009-01-01 687200 2010-01-01 690725 2011-01-01 690000 2012-01-01 687600 2013-01-01 682025 2014-01-01 677825 2015-01-01 671750 2016-01-01 668250 2017-01-01 664275