Quarter	Persons
1998-01-01	634900
1998-04-01	647000
1998-07-01	628700
1998-10-01	604800
1999-01-01	605100
1999-04-01	598800
1999-07-01	600400
1999-10-01	598500
2000-01-01	595700
2000-04-01	608100
2000-07-01	628900
2000-10-01	628000
2001-01-01	632100
2001-04-01	646200
2001-07-01	633000
2001-10-01	616500
2002-01-01	607900
2002-04-01	624300
2002-07-01	623400
2002-10-01	608300
2003-01-01	621800
2003-04-01	639500
2003-07-01	627700
2003-10-01	605300
2004-01-01	596900
2004-04-01	598700
2004-07-01	597100
2004-10-01	594200
2005-01-01	582300
2005-04-01	587900
2005-07-01	595400
2005-10-01	584600
2006-01-01	579900
2006-04-01	599000
2006-07-01	599500
2006-10-01	572500
2007-01-01	579400
2007-04-01	589700
2007-07-01	591200
2007-10-01	577000
2008-01-01	579000
2008-04-01	591700
2008-07-01	593300
2008-10-01	577300
2009-01-01	563400
2009-04-01	555500
2009-07-01	572000
2009-10-01	584200
2010-01-01	565600
2010-04-01	548000
2010-07-01	546700
2010-10-01	533800
2011-01-01	489700
2011-04-01	502800
2011-07-01	485100
2011-10-01	458100
2012-01-01	483200
2012-04-01	506600
2012-07-01	505200
2012-10-01	470600
2013-01-01	438900
2013-04-01	483400
2013-07-01	467700
2013-10-01	422400
2014-01-01	392100
2014-04-01	408600
2014-07-01	407300
2014-10-01	348500
2015-01-01	338400
2015-04-01	365300
2015-07-01	342700
2015-10-01	323700
2016-01-01	295600
2016-04-01	328800
2016-07-01	341800
2016-10-01	307300
2017-01-01	301000
2017-04-01	331900
2017-07-01	304500
2017-10-01	280400
2018-01-01	285000
2018-04-01	315100