Quarter	Persons
1999-04-01	170100
2000-04-01	169000
2001-04-01	172000
2002-04-01	173100
2003-01-01	176000
2003-04-01	176000
2003-07-01	176000
2003-10-01	176000
2004-01-01	177600
2004-04-01	177600
2004-07-01	177600
2004-10-01	177600
2005-01-01	179300
2005-04-01	179300
2005-07-01	179300
2005-10-01	179300
2006-01-01	190700
2006-04-01	190700
2006-07-01	190700
2006-10-01	190700
2007-01-01	191800
2007-04-01	192800
2007-07-01	192600
2007-10-01	192200
2008-01-01	186300
2008-04-01	190300
2008-07-01	188800
2008-10-01	187300
2009-01-01	195000
2009-04-01	194600
2009-07-01	194000
2009-10-01	195800
2010-01-01	197600
2010-04-01	198400
2010-07-01	194900
2010-10-01	198800
2011-01-01	203100
2011-04-01	203600
2011-07-01	203600
2011-10-01	203900
2012-01-01	210500
2012-04-01	209600
2012-07-01	210800
2012-10-01	210800
2013-01-01	213900
2013-04-01	214100
2013-07-01	211200
2013-10-01	212100
2014-01-01	216600
2014-04-01	217400
2014-07-01	215200
2014-10-01	217000
2015-01-01	229900
2015-04-01	229900
2015-07-01	229900
2015-10-01	229900
2016-01-01	236400
2016-04-01	236400
2016-07-01	236400
2016-10-01	236400
2017-01-01	243100
2017-04-01	243100
2017-07-01	243100
2017-10-01	243100
2018-01-01	248400
2018-04-01	248400