Year Persons 2003-01-01 154300 2004-01-01 153800 2005-01-01 157975 2006-01-01 166800 2007-01-01 173500 2008-01-01 175850 2009-01-01 172425 2010-01-01 172075 2011-01-01 171450 2012-01-01 171250 2013-01-01 175025 2014-01-01 177850 2015-01-01 181400 2016-01-01 185500 2017-01-01 188725