Quarter	Persons
1998-01-01	304500
1998-04-01	236600
1998-07-01	242600
1998-10-01	249700
1999-01-01	248200
1999-04-01	235500
1999-07-01	222900
1999-10-01	221700
2000-01-01	233100
2000-04-01	198600
2000-07-01	211900
2000-10-01	199000
2001-01-01	219600
2001-04-01	202900
2001-07-01	211100
2001-10-01	220500
2002-01-01	235300
2002-04-01	243000
2002-07-01	273200
2002-10-01	328500
2003-01-01	343300
2003-04-01	332400
2003-07-01	332000
2003-10-01	350600
2004-01-01	341600
2004-04-01	340800
2004-07-01	367700
2004-10-01	382200
2005-01-01	405300
2005-04-01	391800
2005-07-01	420000
2005-10-01	436400
2006-01-01	422500
2006-04-01	398500
2006-07-01	411200
2006-10-01	449200
2007-01-01	461200
2007-04-01	432100
2007-07-01	434800
2007-10-01	431500
2008-01-01	417800
2008-04-01	400200
2008-07-01	422700
2008-10-01	429100
2009-01-01	484200
2009-04-01	495600
2009-07-01	535100
2009-10-01	550200
2010-01-01	580500
2010-04-01	577800
2010-07-01	595400
2010-10-01	604300
2011-01-01	670200
2011-04-01	656900
2011-07-01	671100
2011-10-01	742700
2012-01-01	791300
2012-04-01	797900
2012-07-01	843400
2012-10-01	891600
2013-01-01	924100
2013-04-01	862100
2013-07-01	816400
2013-10-01	804600
2014-01-01	783200
2014-04-01	725000
2014-07-01	684600
2014-10-01	693700
2015-01-01	707400
2015-04-01	613100
2015-07-01	613300
2015-10-01	627500
2016-01-01	635200
2016-04-01	555700
2016-07-01	545000
2016-10-01	537400
2017-01-01	517500
2017-04-01	455000
2017-07-01	437000
2017-10-01	417100
2018-01-01	406500
2018-04-01	348100