Quarter	Persons
1998-04-01	434600
1999-04-01	433300
2000-01-01	447900
2000-04-01	452100
2000-07-01	457400
2000-10-01	457800
2001-01-01	454000
2001-04-01	456300
2001-07-01	454700
2001-10-01	454800
2002-01-01	449800
2002-04-01	449500
2002-07-01	448400
2002-10-01	448800
2003-01-01	448100
2003-04-01	446600
2003-07-01	448100
2003-10-01	446200
2004-01-01	442300
2004-04-01	444700
2004-07-01	443700
2004-10-01	442000
2005-01-01	442600
2005-04-01	442600
2005-07-01	440000
2005-10-01	444000
2006-01-01	444900
2006-04-01	445300
2006-07-01	444000
2006-10-01	444300
2007-01-01	440900
2007-04-01	440800
2007-07-01	440800
2007-10-01	440800
2008-01-01	439800
2008-04-01	439000
2008-07-01	438800
2008-10-01	436800
2009-01-01	436000
2009-04-01	437300
2009-07-01	439500
2009-10-01	437600
2010-01-01	436400
2010-04-01	435400
2010-07-01	437300
2010-10-01	436900
2011-01-01	435100
2011-04-01	435100
2011-07-01	435100
2011-10-01	435000
2012-01-01	430500
2012-04-01	429300
2012-07-01	430300
2012-10-01	430700
2013-01-01	426000
2013-04-01	427400
2013-07-01	428100
2013-10-01	426800
2014-01-01	423700
2014-04-01	423900
2014-07-01	424000
2014-10-01	421400
2015-01-01	420700
2015-04-01	421000
2015-07-01	421300
2015-10-01	419300
2016-01-01	419900
2016-04-01	419400
2016-07-01	418100
2016-10-01	420700
2017-01-01	417600
2017-04-01	419200
2017-07-01	418800
2017-10-01	417000
2018-01-01	418500
2018-04-01	419800