Quarter	Persons
1998-04-01	184200
1999-01-01	171900
1999-04-01	182800
1999-07-01	185400
1999-10-01	179900
2000-01-01	174500
2000-04-01	176600
2000-07-01	179100
2000-10-01	201500
2001-01-01	195100
2001-04-01	203900
2001-07-01	202700
2001-10-01	201600
2002-01-01	194200
2002-04-01	197600
2002-07-01	202300
2002-10-01	187200
2003-01-01	207100
2003-04-01	216100
2003-07-01	200000
2003-10-01	195400
2004-01-01	174400
2004-04-01	199200
2004-07-01	183600
2004-10-01	179200
2005-01-01	174100
2005-04-01	184400
2005-07-01	171400
2005-10-01	172400
2006-01-01	200200
2006-04-01	182600
2006-07-01	183700
2006-10-01	164900
2007-01-01	163400
2007-04-01	167400
2007-07-01	170200
2007-10-01	177900
2008-01-01	164900
2008-04-01	176500
2008-07-01	170400
2008-10-01	186900
2009-01-01	172100
2009-04-01	193900
2009-07-01	194600
2009-10-01	184300
2010-01-01	168700
2010-04-01	183300
2010-07-01	181500
2010-10-01	180800
2011-01-01	221300
2011-04-01	195500
2011-07-01	223900
2011-10-01	212000
2012-01-01	220500
2012-04-01	215400
2012-07-01	204800
2012-10-01	206400
2013-01-01	213000
2013-04-01	199100
2013-07-01	216500
2013-10-01	209000
2014-01-01	198700
2014-04-01	213500
2014-07-01	220000
2014-10-01	220800
2015-01-01	216300
2015-04-01	229800
2015-07-01	239300
2015-10-01	238100
2016-01-01	223300
2016-04-01	227200
2016-07-01	222500
2016-10-01	205300
2017-01-01	226700
2017-04-01	226100
2017-07-01	230900
2017-10-01	218100
2018-01-01	225100
2018-04-01	239700