Quarter	Persons
1998-04-01	435900
1999-01-01	422400
1999-04-01	428900
1999-07-01	389400
1999-10-01	405600
2000-01-01	439200
2000-04-01	412400
2000-07-01	402600
2000-10-01	415100
2001-01-01	427900
2001-04-01	428700
2001-07-01	395400
2001-10-01	418800
2002-01-01	425600
2002-04-01	427800
2002-07-01	397400
2002-10-01	406600
2003-01-01	421000
2003-04-01	438000
2003-07-01	414500
2003-10-01	414400
2004-01-01	415200
2004-04-01	419500
2004-07-01	399100
2004-10-01	422800
2005-01-01	419800
2005-04-01	426700
2005-07-01	427500
2005-10-01	415000
2006-01-01	428300
2006-04-01	448200
2006-07-01	412800
2006-10-01	422100
2007-01-01	438300
2007-04-01	437700
2007-07-01	428300
2007-10-01	432300
2008-01-01	446900
2008-04-01	458600
2008-07-01	428100
2008-10-01	441100
2009-01-01	465600
2009-04-01	458100
2009-07-01	437700
2009-10-01	449000
2010-01-01	453200
2010-04-01	473300
2010-07-01	442400
2010-10-01	454900
2011-01-01	458900
2011-04-01	470000
2011-07-01	448800
2011-10-01	456800
2012-01-01	476900
2012-04-01	493800
2012-07-01	459200
2012-10-01	458500
2013-01-01	479100
2013-04-01	477100
2013-07-01	453300
2013-10-01	467400
2014-01-01	477300
2014-04-01	475700
2014-07-01	454700
2014-10-01	465400
2015-01-01	472700
2015-04-01	481800
2015-07-01	466000
2015-10-01	469100
2016-01-01	472300
2016-04-01	484100
2016-07-01	468000
2016-10-01	475900
2017-01-01	486900
2017-04-01	493400
2017-07-01	456100
2017-10-01	460700
2018-01-01	462800
2018-04-01	477300