Year Persons 2005-01-01 317700 2006-01-01 311400 2007-01-01 302200 2008-01-01 312600 2009-01-01 321600 2010-01-01 340225 2011-01-01 328350 2012-01-01 330975 2013-01-01 337875 2014-01-01 341925 2015-01-01 338800 2016-01-01 332175 2017-01-01 324900