Year Persons 2000-01-01 343475 2001-01-01 339725 2002-01-01 331675 2003-01-01 333200 2004-01-01 328475 2005-01-01 325525 2006-01-01 339000 2007-01-01 342775 2008-01-01 343675 2009-01-01 339900 2010-01-01 335300 2011-01-01 340025 2012-01-01 337250 2013-01-01 335625 2014-01-01 335625 2015-01-01 338275 2016-01-01 343375 2017-01-01 345650