Year Persons 1998-01-01 536875 1999-01-01 529700 2000-01-01 499675 2001-01-01 489350 2002-01-01 492100 2003-01-01 467175 2004-01-01 449175 2005-01-01 424725 2006-01-01 404400 2007-01-01 403225 2008-01-01 399825 2009-01-01 391350 2010-01-01 353600 2011-01-01 359975 2012-01-01 344525 2013-01-01 328675 2014-01-01 319125 2015-01-01 310400 2016-01-01 295250 2017-01-01 281800