Year Persons 1999-01-01 454400 2000-01-01 465100 2001-01-01 465800 2002-01-01 477075 2003-01-01 492525 2004-01-01 495625 2005-01-01 485350 2006-01-01 477975 2007-01-01 473650 2008-01-01 476175 2009-01-01 478025 2010-01-01 486100 2011-01-01 504625 2012-01-01 513000 2013-01-01 519525 2014-01-01 528725 2015-01-01 542725 2016-01-01 559300 2017-01-01 578225