Quarter	Persons
1998-01-01	412000
1998-04-01	417100
1998-07-01	413300
1998-10-01	418300
1999-01-01	430500
1999-04-01	431400
1999-07-01	429200
1999-10-01	425000
2000-01-01	430400
2000-04-01	428900
2000-07-01	428100
2000-10-01	426600
2001-01-01	470200
2001-04-01	458900
2001-07-01	447800
2001-10-01	448300
2002-01-01	445300
2002-04-01	441800
2002-07-01	442600
2002-10-01	445100
2003-01-01	436400
2003-04-01	439300
2003-07-01	446500
2003-10-01	453200
2004-01-01	411400
2004-04-01	416300
2004-07-01	424900
2004-10-01	423200
2005-01-01	423000
2005-04-01	429000
2005-07-01	431000
2005-10-01	427400
2006-01-01	418900
2006-04-01	422900
2006-07-01	426800
2006-10-01	428500
2007-01-01	420900
2007-04-01	424600
2007-07-01	418200
2007-10-01	422200
2008-01-01	420300
2008-04-01	413700
2008-07-01	403800
2008-10-01	403600
2009-01-01	399300
2009-04-01	401300
2009-07-01	393200
2009-10-01	399200
2010-01-01	397200
2010-04-01	393400
2010-07-01	389200
2010-10-01	390700
2011-01-01	393300
2011-04-01	393600
2011-07-01	385800
2011-10-01	387400
2012-01-01	386900
2012-04-01	387600
2012-07-01	385500
2012-10-01	381400
2013-01-01	377900
2013-04-01	379300
2013-07-01	374100
2013-10-01	376900
2014-01-01	383300
2014-04-01	381900
2014-07-01	374700
2014-10-01	378600
2015-01-01	380300
2015-04-01	386400
2015-07-01	387600
2015-10-01	391700
2016-01-01	392300
2016-04-01	389600
2016-07-01	383900
2016-10-01	387800
2017-01-01	386200
2017-04-01	383800
2017-07-01	381100
2017-10-01	390000
2018-01-01	388300
2018-04-01	388600