Year Persons 1999-01-01 351500 2000-01-01 362250 2001-01-01 368725 2002-01-01 365975 2003-01-01 342125 2004-01-01 349075 2005-01-01 347800 2006-01-01 351350 2007-01-01 353175 2008-01-01 355575 2009-01-01 331200 2010-01-01 331775 2011-01-01 343725 2012-01-01 335025 2013-01-01 313375 2014-01-01 306150 2015-01-01 307625 2016-01-01 297125 2017-01-01 293075