Quarter	Persons
1998-01-01	97600
1998-04-01	100700
1998-07-01	98200
1998-10-01	101100
1999-01-01	101000
1999-04-01	106600
1999-07-01	103600
1999-10-01	110100
2000-01-01	109600
2000-04-01	111400
2000-07-01	119300
2000-10-01	125300
2001-01-01	125600
2001-04-01	129900
2001-07-01	136800
2001-10-01	138900
2002-01-01	137600
2002-04-01	143900
2002-07-01	150100
2002-10-01	153500
2003-01-01	151800
2003-04-01	160000
2003-07-01	171100
2003-10-01	165200
2004-01-01	166400
2004-04-01	171600
2004-07-01	172300
2004-10-01	172500
2005-01-01	174200
2005-04-01	180000
2005-07-01	186300
2005-10-01	187200
2006-01-01	188600
2006-04-01	195200
2006-07-01	196600
2006-10-01	198900
2007-01-01	193800
2007-04-01	201300
2007-07-01	205800
2007-10-01	203700
2008-01-01	208400
2008-04-01	217200
2008-07-01	218300
2008-10-01	216800
2009-01-01	209000
2009-04-01	212200
2009-07-01	211800
2009-10-01	205800
2010-01-01	210700
2010-04-01	218400
2010-07-01	220200
2010-10-01	218200
2011-01-01	214000
2011-04-01	222600
2011-07-01	219500
2011-10-01	219700
2012-01-01	212500
2012-04-01	220800
2012-07-01	214800
2012-10-01	216600
2013-01-01	208900
2013-04-01	215000
2013-07-01	215600
2013-10-01	209200
2014-01-01	209100
2014-04-01	208400
2014-07-01	210500
2014-10-01	212200
2015-01-01	207800
2015-04-01	207400
2015-07-01	212200
2015-10-01	213100
2016-01-01	209600
2016-04-01	217600
2016-07-01	223500
2016-10-01	218200
2017-01-01	216000
2017-04-01	222400
2017-07-01	225000
2017-10-01	229100
2018-01-01	228600
2018-04-01	231500