Quarter	Persons
1999-01-01	191700
1999-04-01	191200
1999-07-01	175000
1999-10-01	184500
2000-01-01	186400
2000-04-01	182000
2000-07-01	195300
2000-10-01	184200
2001-01-01	179900
2001-04-01	189700
2001-07-01	174600
2001-10-01	184000
2002-01-01	181500
2002-04-01	180900
2002-07-01	196600
2002-10-01	197500
2003-01-01	188100
2003-04-01	185200
2003-07-01	183300
2003-10-01	179900
2004-01-01	186000
2004-04-01	169800
2004-07-01	159600
2004-10-01	173200
2005-01-01	174800
2005-04-01	177400
2005-07-01	174800
2005-10-01	169600
2006-01-01	158800
2006-04-01	165800
2006-07-01	162300
2006-10-01	161800
2007-01-01	161800
2007-04-01	172100
2007-07-01	165600
2007-10-01	152500
2008-01-01	156300
2008-04-01	161100
2008-07-01	149200
2008-10-01	137400
2009-01-01	143400
2009-04-01	145500
2009-07-01	142600
2009-10-01	165900
2010-01-01	162900
2010-04-01	161700
2010-07-01	157200
2010-10-01	168000
2011-01-01	173900
2011-04-01	172300
2011-07-01	162400
2011-10-01	163500
2012-01-01	161900
2012-04-01	163000
2012-07-01	166400
2012-10-01	174000
2013-01-01	168500
2013-04-01	160500
2013-07-01	166500
2013-10-01	170500
2014-01-01	179100
2014-04-01	175900
2014-07-01	179100
2014-10-01	179400
2015-01-01	180000
2015-04-01	192500
2015-07-01	181300
2015-10-01	178400
2016-01-01	176300
2016-04-01	178800
2016-07-01	179600
2016-10-01	181900
2017-01-01	191200
2017-04-01	198300
2017-07-01	184100
2017-10-01	196400
2018-01-01	188300
2018-04-01	185700