Year Persons 1999-01-01 536750 2000-01-01 495950 2001-01-01 434250 2002-01-01 391525 2003-01-01 357300 2004-01-01 305775 2005-01-01 277400 2006-01-01 270725 2007-01-01 261200 2008-01-01 247525 2009-01-01 219375 2010-01-01 218000 2011-01-01 212175 2012-01-01 215500 2013-01-01 230925 2014-01-01 263925 2015-01-01 281775 2016-01-01 301075 2017-01-01 302600