Quarter	Persons
1998-01-01	328800
1998-04-01	330400
1998-07-01	333900
1998-10-01	332400
1999-01-01	335500
1999-04-01	326100
1999-07-01	323900
1999-10-01	325700
2000-01-01	323400
2000-04-01	322800
2000-07-01	321000
2000-10-01	314000
2001-01-01	331200
2001-04-01	329300
2001-07-01	331900
2001-10-01	339000
2002-01-01	335100
2002-04-01	336000
2002-07-01	344200
2002-10-01	349300
2003-01-01	351300
2003-04-01	353600
2003-07-01	357000
2003-10-01	363700
2004-01-01	343900
2004-04-01	346200
2004-07-01	348400
2004-10-01	351700
2005-01-01	357000
2005-04-01	360700
2005-07-01	364900
2005-10-01	363300
2006-01-01	366000
2006-04-01	367900
2006-07-01	368100
2006-10-01	367800
2007-01-01	366300
2007-04-01	368600
2007-07-01	377200
2007-10-01	377600
2008-01-01	378000
2008-04-01	378200
2008-07-01	379200
2008-10-01	380500
2009-01-01	374100
2009-04-01	377500
2009-07-01	379500
2009-10-01	378900
2010-01-01	381200
2010-04-01	378700
2010-07-01	378800
2010-10-01	378200
2011-01-01	372900
2011-04-01	369600
2011-07-01	354300
2011-10-01	350700
2012-01-01	349000
2012-04-01	350000
2012-07-01	345600
2012-10-01	349600
2013-01-01	344300
2013-04-01	350500
2013-07-01	350500
2013-10-01	343600
2014-01-01	345400
2014-04-01	341100
2014-07-01	338200
2014-10-01	333200
2015-01-01	340600
2015-04-01	347100
2015-07-01	355100
2015-10-01	363400
2016-01-01	365400
2016-04-01	363700
2016-07-01	373600
2016-10-01	376300
2017-01-01	381100
2017-04-01	387100
2017-07-01	395300
2017-10-01	393400
2018-01-01	392900
2018-04-01	398900