Year Persons 2000-01-01 506825 2001-01-01 503550 2002-01-01 491525 2003-01-01 491350 2004-01-01 488375 2005-01-01 486825 2006-01-01 503150 2007-01-01 496275 2008-01-01 492100 2009-01-01 488750 2010-01-01 489875 2011-01-01 488300 2012-01-01 482400 2013-01-01 480025 2014-01-01 476200 2015-01-01 480000 2016-01-01 479250 2017-01-01 482025