Quarter	Persons
1998-04-01	180000
1999-01-01	180800
1999-04-01	191600
1999-07-01	188800
1999-10-01	174000
2000-01-01	171500
2000-04-01	181800
2000-07-01	177700
2000-10-01	201500
2001-01-01	194800
2001-04-01	178600
2001-07-01	174800
2001-10-01	183300
2002-01-01	180600
2002-04-01	179200
2002-07-01	174000
2002-10-01	186500
2003-01-01	185100
2003-04-01	179300
2003-07-01	178800
2003-10-01	179600
2004-01-01	170300
2004-04-01	192800
2004-07-01	189500
2004-10-01	190500
2005-01-01	187000
2005-04-01	197100
2005-07-01	192700
2005-10-01	197700
2006-01-01	201600
2006-04-01	207100
2006-07-01	195300
2006-10-01	206200
2007-01-01	183400
2007-04-01	203400
2007-07-01	197900
2007-10-01	194800
2008-01-01	199700
2008-04-01	205500
2008-07-01	190800
2008-10-01	191200
2009-01-01	175300
2009-04-01	168500
2009-07-01	176700
2009-10-01	175200
2010-01-01	157500
2010-04-01	144600
2010-07-01	159800
2010-10-01	170600
2011-01-01	153700
2011-04-01	152500
2011-07-01	159900
2011-10-01	172100
2012-01-01	144700
2012-04-01	159800
2012-07-01	166400
2012-10-01	157500
2013-01-01	149100
2013-04-01	156400
2013-07-01	171600
2013-10-01	160400
2014-01-01	145800
2014-04-01	162800
2014-07-01	178800
2014-10-01	165000
2015-01-01	162400
2015-04-01	170900
2015-07-01	166700
2015-10-01	161600
2016-01-01	148200
2016-04-01	167400
2016-07-01	161000
2016-10-01	150500
2017-01-01	160100
2017-04-01	169700
2017-07-01	170800
2017-10-01	170800
2018-01-01	167500
2018-04-01	178600