Quarter	Persons
1998-04-01	57202900
1999-04-01	58331900
2000-04-01	59124200
2001-04-01	59486600
2002-04-01	60613900
2003-04-01	63853000
2004-04-01	64778000
2005-01-01	67385800
2005-04-01	67633700
2005-07-01	67732400
2005-10-01	68227100
2006-01-01	68452500
2006-04-01	68760600
2006-07-01	69023600
2006-10-01	69412600
2007-01-01	69204500
2007-04-01	69736900
2007-07-01	70256200
2007-10-01	70621800
2008-01-01	70439300
2008-04-01	70804300
2008-07-01	71261300
2008-10-01	71561300
2009-01-01	71364900
2009-04-01	71683700
2009-07-01	71526600
2009-10-01	72088300
2010-01-01	71514200
2010-04-01	71660500
2010-07-01	71627900
2010-10-01	72071200
2011-01-01	71738200
2011-04-01	72106100
2011-07-01	72177100
2011-10-01	72644700
2012-01-01	72590100
2012-04-01	72985900
2012-07-01	73092200
2012-10-01	73344400
2013-01-01	73246600
2013-04-01	73404200
2013-07-01	73401400
2013-10-01	73618200
2014-01-01	73877600
2014-04-01	73977800
2014-07-01	74030500
2014-10-01	74460600
2015-01-01	74073100
2015-04-01	74336800
2015-07-01	74149300
2015-10-01	74592200
2016-01-01	74687600
2016-04-01	74950200
2016-07-01	75127700
2016-10-01	75204000
2017-01-01	74987400
2017-04-01	75173400
2017-07-01	75484200
2017-10-01	75634200
2018-01-01	75414100
2018-04-01	75658300