Quarter	Persons
1999-01-01	400900
1999-04-01	406200
1999-07-01	406400
1999-10-01	400200
2000-01-01	405300
2000-04-01	409900
2000-07-01	419500
2000-10-01	411300
2001-01-01	411400
2001-04-01	414500
2001-07-01	421600
2001-10-01	411800
2002-01-01	413700
2002-04-01	420300
2002-07-01	417500
2002-10-01	401800
2003-01-01	403000
2003-04-01	407100
2003-07-01	404400
2003-10-01	409300
2004-01-01	417700
2004-04-01	432400
2004-07-01	439900
2004-10-01	420600
2005-01-01	422800
2005-04-01	432500
2005-07-01	437900
2005-10-01	432400
2006-01-01	427000
2006-04-01	445800
2006-07-01	438600
2006-10-01	429600
2007-01-01	431300
2007-04-01	447600
2007-07-01	451500
2007-10-01	439000
2008-01-01	439400
2008-04-01	447800
2008-07-01	460400
2008-10-01	455300
2009-01-01	444000
2009-04-01	446100
2009-07-01	452100
2009-10-01	444000
2010-01-01	440400
2010-04-01	445300
2010-07-01	437300
2010-10-01	436900
2011-01-01	423000
2011-04-01	428600
2011-07-01	430400
2011-10-01	427900
2012-01-01	429500
2012-04-01	419200
2012-07-01	420200
2012-10-01	418400
2013-01-01	401600
2013-04-01	410400
2013-07-01	416700
2013-10-01	409400
2014-01-01	408900
2014-04-01	422900
2014-07-01	416700
2014-10-01	409900
2015-01-01	403900
2015-04-01	420200
2015-07-01	420500
2015-10-01	416900
2016-01-01	412400
2016-04-01	425200
2016-07-01	424800
2016-10-01	430100
2017-01-01	434200
2017-04-01	437000
2017-07-01	446400
2017-10-01	451800
2018-01-01	444700
2018-04-01	450300