Quarter	Persons
1998-04-01	128900
1999-04-01	134100
2000-04-01	139000
2001-04-01	142900
2002-04-01	146700
2003-01-01	146000
2003-04-01	146000
2003-07-01	146000
2003-10-01	146000
2004-01-01	149300
2004-04-01	149300
2004-07-01	149300
2004-10-01	149300
2005-01-01	156800
2005-04-01	156800
2005-07-01	156800
2005-10-01	156800
2006-01-01	159100
2006-04-01	159100
2006-07-01	159100
2006-10-01	159100
2007-01-01	164900
2007-04-01	162800
2007-07-01	166100
2007-10-01	165600
2008-01-01	167900
2008-04-01	175300
2008-07-01	172500
2008-10-01	166100
2009-01-01	187000
2009-04-01	190500
2009-07-01	190800
2009-10-01	186000
2010-01-01	192000
2010-04-01	188800
2010-07-01	195100
2010-10-01	192200
2011-01-01	196400
2011-04-01	190000
2011-07-01	197600
2011-10-01	194100
2012-01-01	200300
2012-04-01	204800
2012-07-01	207900
2012-10-01	209800
2013-01-01	209700
2013-04-01	210200
2013-07-01	209200
2013-10-01	209100
2014-01-01	217600
2014-04-01	219600
2014-07-01	212300
2014-10-01	221600
2015-01-01	227500
2015-04-01	230700
2015-07-01	224800
2016-04-01	231100
2016-07-01	229500
2016-10-01	236000
2017-01-01	244000
2017-04-01	243700
2017-07-01	249500
2017-10-01	245200
2018-01-01	252400
2018-04-01	242600