Quarter	Persons
1997-10-01	171200
1998-01-01	138400
1998-04-01	124600
1998-07-01	128900
1998-10-01	106200
1999-01-01	94900
1999-04-01	97900
1999-07-01	101800
1999-10-01	89500
2000-01-01	82000
2000-04-01	75400
2000-07-01	79000
2000-10-01	69900
2001-01-01	66200
2001-04-01	65800
2001-07-01	80200
2001-10-01	72600
2002-01-01	80000
2002-04-01	77600
2002-07-01	87600
2002-10-01	85500
2003-01-01	86600
2003-04-01	84100
2003-07-01	102000
2003-10-01	87700
2004-01-01	84600
2004-04-01	86300
2004-07-01	96000
2004-10-01	87900
2005-01-01	81600
2005-04-01	85300
2005-07-01	96500
2005-10-01	91000
2006-01-01	88000
2006-04-01	92000
2006-07-01	107100
2006-10-01	90500
2007-01-01	111200
2007-04-01	120100
2007-07-01	119700
2007-10-01	114700
2008-01-01	124400
2008-04-01	144500
2008-07-01	180900
2008-10-01	189400
2009-01-01	247600
2009-04-01	299400
2009-07-01	315100
2009-10-01	300900
2010-01-01	306200
2010-04-01	331100
2010-07-01	336800
2010-10-01	335700
2011-01-01	331100
2011-04-01	342600
2011-07-01	356200
2011-10-01	340100
2012-01-01	347900
2012-04-01	352500
2012-07-01	354500
2012-10-01	319700
2013-01-01	317300
2013-04-01	330500
2013-07-01	310300
2013-10-01	277000
2014-01-01	282300
2014-04-01	279700
2014-07-01	272800
2014-10-01	235300
2015-01-01	235200
2015-04-01	235700
2015-07-01	227000
2015-10-01	206700
2016-01-01	199300
2016-04-01	211300
2016-07-01	201000
2016-10-01	167500
2017-01-01	163300
2017-04-01	160400
2017-07-01	163500
2017-10-01	144100
2018-01-01	132900
2018-04-01	144300