Quarter	Persons
1998-01-01	390400
1998-04-01	395700
1998-07-01	407700
1998-10-01	401200
1999-01-01	400400
1999-04-01	399500
1999-07-01	400700
1999-10-01	397100
2000-01-01	402800
2000-04-01	405800
2000-07-01	410700
2000-10-01	413400
2001-01-01	400200
2001-04-01	409200
2001-07-01	406600
2001-10-01	412200
2002-01-01	420300
2002-04-01	415400
2002-07-01	414000
2002-10-01	408000
2003-01-01	417100
2003-04-01	417800
2003-07-01	436400
2003-10-01	432800
2004-01-01	433800
2004-04-01	431200
2004-07-01	430000
2004-10-01	424100
2005-01-01	430300
2005-04-01	413200
2005-07-01	408300
2005-10-01	406300
2006-01-01	410300
2006-04-01	419400
2006-07-01	426200
2006-10-01	428200
2007-01-01	434700
2007-04-01	441300
2007-07-01	448400
2007-10-01	447400
2008-01-01	458600
2008-04-01	458700
2008-07-01	462000
2008-10-01	465800
2009-01-01	468900
2009-04-01	455500
2009-07-01	448100
2009-10-01	441500
2010-01-01	455500
2010-04-01	455400
2010-07-01	456300
2010-10-01	454100
2011-01-01	447600
2011-04-01	437000
2011-07-01	435400
2011-10-01	425300
2012-01-01	438400
2012-04-01	429300
2012-07-01	417600
2012-10-01	413500
2013-01-01	413200
2013-04-01	395800
2013-07-01	398300
2013-10-01	396100
2014-01-01	405000
2014-04-01	414200
2014-07-01	417500
2014-10-01	400900
2015-01-01	409700
2015-04-01	416000
2015-07-01	415700
2015-10-01	411700
2016-01-01	409500
2016-04-01	400600
2016-07-01	401100
2016-10-01	391200
2017-01-01	407100
2017-04-01	399500
2017-07-01	393800
2017-10-01	398500
2018-01-01	404400
2018-04-01	398000