Quarter	Persons
1999-01-01	413000
1999-04-01	427600
1999-07-01	413300
1999-10-01	413100
2000-01-01	422100
2000-04-01	428800
2000-07-01	420700
2000-10-01	422000
2001-01-01	421100
2001-04-01	414600
2001-07-01	412600
2001-10-01	413600
2002-01-01	425900
2002-04-01	438800
2002-07-01	429000
2002-10-01	422200
2003-01-01	432600
2003-04-01	432700
2003-07-01	424500
2003-10-01	430600
2004-01-01	441500
2004-04-01	438900
2004-07-01	439500
2004-10-01	441600
2005-01-01	450400
2005-04-01	451800
2005-07-01	446000
2005-10-01	438300
2006-01-01	449100
2006-04-01	454000
2006-07-01	450700
2006-10-01	459400
2007-01-01	471900
2007-04-01	471300
2007-07-01	455300
2007-10-01	456700
2008-01-01	465500
2008-04-01	461600
2008-07-01	452400
2008-10-01	453900
2009-01-01	466200
2009-04-01	469200
2009-07-01	457800
2009-10-01	460600
2010-01-01	475300
2010-04-01	471000
2010-07-01	467000
2010-10-01	464500
2011-01-01	464700
2011-04-01	454300
2011-07-01	453400
2011-10-01	448900
2012-01-01	445700
2012-04-01	448000
2012-07-01	442000
2012-10-01	442500
2013-01-01	435200
2013-04-01	441400
2013-07-01	443600
2013-10-01	448800
2014-01-01	438000
2014-04-01	436800
2014-07-01	428300
2014-10-01	428000
2015-01-01	432400
2015-04-01	438900
2015-07-01	431300
2015-10-01	430600
2016-01-01	425100
2016-04-01	415700
2016-07-01	412100
2016-10-01	412900
2017-01-01	410900
2017-04-01	413400
2017-07-01	412900
2017-10-01	420200
2018-01-01	407400
2018-04-01	404800