Year Persons 1999-01-01 567500 2000-01-01 573450 2001-01-01 564225 2002-01-01 577675 2003-01-01 578925 2004-01-01 583325 2005-01-01 588425 2006-01-01 597550 2007-01-01 609075 2008-01-01 601525 2009-01-01 609400 2010-01-01 618200 2011-01-01 607775 2012-01-01 602000 2013-01-01 608175 2014-01-01 605425 2015-01-01 612550 2016-01-01 605875 2017-01-01 611325