Quarter	Persons
1999-01-01	391900
1999-04-01	403200
1999-07-01	429300
1999-10-01	439100
2000-01-01	492900
2000-04-01	489600
2000-07-01	483100
2000-10-01	471000
2001-01-01	521400
2001-04-01	508100
2001-07-01	504400
2001-10-01	493400
2002-01-01	508100
2002-04-01	485500
2002-07-01	479900
2002-10-01	473200
2003-01-01	483000
2003-04-01	447300
2003-07-01	449600
2003-10-01	459400
2004-01-01	513000
2004-04-01	490300
2004-07-01	468000
2004-10-01	458100
2005-01-01	464200
2005-04-01	427700
2005-07-01	416100
2005-10-01	408700
2006-01-01	397500
2006-04-01	359000
2006-07-01	343600
2006-10-01	321000
2007-01-01	306900
2007-04-01	294600
2007-07-01	301800
2007-10-01	278600
2008-01-01	279500
2008-04-01	268100
2008-07-01	241400
2008-10-01	233100
2009-01-01	277200
2009-04-01	302400
2009-07-01	338900
2009-10-01	374800
2010-01-01	407300
2010-04-01	388200
2010-07-01	383200
2010-10-01	377000
2011-01-01	372300
2011-04-01	353200
2011-07-01	354700
2011-10-01	378500
2012-01-01	380800
2012-04-01	368300
2012-07-01	371200
2012-10-01	389800
2013-01-01	395100
2013-04-01	379800
2013-07-01	381700
2013-10-01	385900
2014-01-01	381800
2014-04-01	355600
2014-07-01	350100
2014-10-01	344100
2015-01-01	338700
2015-04-01	305400
2015-07-01	309100
2015-10-01	302200
2016-01-01	284900
2016-04-01	265000
2016-07-01	263000
2016-10-01	252200
2017-01-01	239400
2017-04-01	222000
2017-07-01	219800
2017-10-01	212500
2018-01-01	193800
2018-04-01	181400