Quarter	Persons
1998-01-01	486000
1998-04-01	490000
1998-07-01	465800
1998-10-01	461300
1999-01-01	466300
1999-04-01	471000
1999-07-01	453100
1999-10-01	450600
2000-01-01	457400
2000-04-01	458900
2000-07-01	452500
2000-10-01	447500
2001-01-01	452800
2001-04-01	463300
2001-07-01	459600
2001-10-01	459000
2002-01-01	472100
2002-04-01	471400
2002-07-01	456600
2002-10-01	451600
2003-01-01	460600
2003-04-01	467500
2003-07-01	453400
2003-10-01	451700
2004-01-01	464400
2004-04-01	467000
2004-07-01	463700
2004-10-01	460500
2005-01-01	476500
2005-04-01	480800
2005-07-01	470500
2005-10-01	457800
2006-01-01	471400
2006-04-01	470500
2006-07-01	459700
2006-10-01	461600
2007-01-01	476700
2007-04-01	480500
2007-07-01	475700
2007-10-01	477300
2008-01-01	490100
2008-04-01	486900
2008-07-01	476200
2008-10-01	474600
2009-01-01	484400
2009-04-01	484200
2009-07-01	470100
2009-10-01	470400
2010-01-01	484700
2010-04-01	481000
2010-07-01	457900
2010-10-01	460100
2011-01-01	464100
2011-04-01	461000
2011-07-01	447600
2011-10-01	454400
2012-01-01	443500
2012-04-01	439200
2012-07-01	424200
2012-10-01	419900
2013-01-01	423200
2013-04-01	418800
2013-07-01	409300
2013-10-01	407700
2014-01-01	413400
2014-04-01	408300
2014-07-01	392000
2014-10-01	383300
2015-01-01	383900
2015-04-01	382500
2015-07-01	371700
2015-10-01	375300
2016-01-01	381200
2016-04-01	377900
2016-07-01	363900
2016-10-01	360500
2017-01-01	360100
2017-04-01	364300
2017-07-01	351700
2017-10-01	355200
2018-01-01	359300
2018-04-01	354400