Quarter	Persons
1998-04-01	282400
1999-04-01	268000
2000-04-01	280100
2001-04-01	274400
2002-04-01	279900
2003-04-01	279500
2004-04-01	274900
2005-04-01	270700
2006-04-01	290200
2007-04-01	297100
2008-04-01	293400
2009-04-01	284600
2010-01-01	290900
2010-04-01	297000
2010-07-01	304500
2010-10-01	301700
2011-01-01	296900
2011-04-01	293700
2011-07-01	304200
2011-10-01	312400
2012-01-01	291900
2012-04-01	294000
2012-07-01	303100
2012-10-01	304000
2013-01-01	301100
2013-04-01	298400
2013-07-01	294400
2013-10-01	299100
2014-01-01	286200
2014-04-01	292700
2014-07-01	300300
2014-10-01	303300
2015-01-01	282300
2015-04-01	284800
2015-07-01	287600
2015-10-01	289400
2016-01-01	287100
2016-04-01	281900
2016-07-01	284700
2016-10-01	306300
2017-01-01	289700
2017-04-01	293100
2017-07-01	300300
2017-10-01	299500
2018-01-01	280200
2018-04-01	286000