Quarter	Persons
1999-04-01	1247800
2000-04-01	1107900
2001-04-01	1172700
2002-04-01	1348000
2003-04-01	1558200
2004-04-01	1725800
2005-01-01	1861800
2005-04-01	1792200
2005-07-01	1689700
2005-10-01	1697600
2006-01-01	1799900
2006-04-01	1617600
2006-07-01	1454100
2006-10-01	1482300
2007-01-01	1486500
2007-04-01	1258300
2007-07-01	1230900
2007-10-01	1211500
2008-01-01	1277300
2008-04-01	1165000
2008-07-01	1018300
2008-10-01	1061400
2009-01-01	1279500
2009-04-01	1282200
2009-07-01	1239900
2009-10-01	1192400
2010-01-01	1278800
2010-04-01	1092500
2010-07-01	1016000
2010-10-01	994600
2011-01-01	1022800
2011-04-01	872100
2011-07-01	831100
2011-10-01	786100
2012-01-01	915300
2012-04-01	767900
2012-07-01	764500
2012-10-01	752700
2013-01-01	913900
2013-04-01	793400
2013-07-01	749100
2013-10-01	725600
2014-01-01	856600
2014-04-01	766700
2014-07-01	737700
2014-10-01	732000
2015-01-01	808500
2015-04-01	735100
2015-07-01	691300
2015-10-01	693900
2016-01-01	732200
2016-04-01	671200
2016-07-01	637100
2016-10-01	631500
2017-01-01	689900
2017-04-01	632000
2017-07-01	578200
2017-10-01	559200
2018-01-01	619600
2018-04-01	571500