Quarter	Persons
1999-01-01	164900
1999-04-01	161600
1999-07-01	165800
1999-10-01	171200
2000-01-01	171100
2000-04-01	162400
2000-07-01	162600
2000-10-01	163400
2001-01-01	157100
2001-04-01	162100
2001-07-01	155400
2001-10-01	155400
2002-01-01	157200
2002-04-01	158500
2002-07-01	167100
2002-10-01	166500
2003-01-01	163000
2003-04-01	165600
2003-07-01	168300
2003-10-01	163100
2004-01-01	160100
2004-04-01	152600
2004-07-01	153900
2004-10-01	159400
2005-01-01	156300
2005-04-01	145900
2005-07-01	149300
2005-10-01	149300
2006-01-01	150100
2006-04-01	152100
2006-07-01	156800
2006-10-01	157600
2007-01-01	161000
2007-04-01	155900
2007-07-01	157100
2007-10-01	161900
2008-01-01	165900
2008-04-01	164700
2008-07-01	165100
2008-10-01	164200
2009-01-01	162200
2009-04-01	154100
2009-07-01	155800
2009-10-01	157200
2010-01-01	164500
2010-04-01	166600
2010-07-01	168100
2010-10-01	178700
2011-01-01	192200
2011-04-01	188300
2011-07-01	184400
2011-10-01	184300
2012-01-01	190400
2012-04-01	188000
2012-07-01	192800
2012-10-01	184500
2013-01-01	186900
2013-04-01	186000
2013-07-01	185600
2013-10-01	189300
2014-01-01	191500
2014-04-01	176800
2014-07-01	179200
2014-10-01	178500
2015-01-01	182300
2015-04-01	172800
2015-07-01	174400
2015-10-01	179800
2016-01-01	176300
2016-04-01	166000
2016-07-01	177600
2016-10-01	168800
2017-01-01	166600
2017-04-01	157600
2017-07-01	161300
2017-10-01	155400
2018-01-01	157300
2018-04-01	147800