Quarter	Persons
1999-04-01	12913500
1999-07-01	13078300
1999-10-01	13112900
2000-01-01	13062300
2000-04-01	13073600
2000-07-01	13270200
2000-10-01	13210900
2001-01-01	13122500
2001-04-01	13130500
2001-07-01	13253800
2001-10-01	13310000
2002-01-01	13229000
2002-04-01	13324800
2002-07-01	13440200
2002-10-01	13444800
2003-01-01	13357700
2003-04-01	13387100
2003-07-01	13504200
2003-10-01	13559200
2004-01-01	13563100
2004-04-01	13576700
2004-07-01	13621500
2004-10-01	13708200
2005-01-01	13779800
2005-04-01	13736500
2005-07-01	13875100
2005-10-01	13895200
2006-01-01	14012400
2006-04-01	14046200
2006-07-01	14139400
2006-10-01	14116200
2007-01-01	14052200
2007-04-01	14056900
2007-07-01	14224300
2007-10-01	14258900
2008-01-01	14247700
2008-04-01	14284500
2008-07-01	14418400
2008-10-01	14405600
2009-01-01	14422700
2009-04-01	14413100
2009-07-01	14544800
2009-10-01	14561700
2010-01-01	14485100
2010-04-01	14508900
2010-07-01	14684400
2010-10-01	14614700
2011-01-01	14655400
2011-04-01	14651500
2011-07-01	14788400
2011-10-01	14779200
2012-01-01	14732000
2012-04-01	14746800
2012-07-01	14926800
2012-10-01	14982200
2013-01-01	14948800
2013-04-01	14940400
2013-07-01	15092000
2013-10-01	15107700
2014-01-01	15105900
2014-04-01	15135800
2014-07-01	15246900
2014-10-01	15243000
2015-01-01	15240000
2015-04-01	15270600
2015-07-01	15399400
2015-10-01	15368800
2016-01-01	15347900
2016-04-01	15416100
2016-07-01	15552100
2016-10-01	15554500
2017-01-01	15542100
2017-04-01	15578600
2017-07-01	15681500
2017-10-01	15701300
2018-01-01	15753500
2018-04-01	15692200