Year Persons 1998-01-01 177800 1999-01-01 169375 2000-01-01 167575 2001-01-01 165175 2002-01-01 158300 2003-01-01 164025 2004-01-01 164875 2005-01-01 157975 2006-01-01 154675 2007-01-01 150625 2008-01-01 147250 2009-01-01 148375 2010-01-01 161175 2011-01-01 161650 2012-01-01 162975 2013-01-01 171225 2014-01-01 168050 2015-01-01 168000 2016-01-01 176225 2017-01-01 167250