Quarter	Persons
1999-04-01	563900
2000-01-01	553000
2000-04-01	570700
2000-07-01	575500
2000-10-01	566100
2001-01-01	560300
2001-04-01	566400
2001-07-01	582400
2001-10-01	579000
2002-01-01	563900
2002-04-01	571600
2002-07-01	576000
2002-10-01	570200
2003-01-01	566800
2003-04-01	576500
2003-07-01	594000
2003-10-01	591300
2004-01-01	577500
2004-04-01	581500
2004-07-01	581100
2004-10-01	578600
2005-01-01	581500
2005-04-01	595800
2005-07-01	594800
2005-10-01	602600
2006-01-01	618800
2006-04-01	631800
2006-07-01	625400
2006-10-01	628600
2007-01-01	625100
2007-04-01	634400
2007-07-01	639600
2007-10-01	630300
2008-01-01	630500
2008-04-01	632100
2008-07-01	637400
2008-10-01	629100
2009-01-01	587900
2009-04-01	575800
2009-07-01	574000
2009-10-01	556200
2010-01-01	529500
2010-04-01	534500
2010-07-01	558300
2010-10-01	570400
2011-01-01	563400
2011-04-01	574800
2011-07-01	600500
2011-10-01	587500
2012-01-01	580900
2012-04-01	590100
2012-07-01	600600
2012-10-01	592400
2013-01-01	587000
2013-04-01	604600
2013-07-01	600200
2013-10-01	594700
2014-01-01	582500
2014-04-01	603600
2014-07-01	606300
2014-10-01	605800
2015-01-01	596100
2015-04-01	612000
2015-07-01	632300
2015-10-01	612000
2016-01-01	597800
2016-04-01	622600
2016-07-01	620400
2016-10-01	608400
2017-01-01	616500
2017-04-01	619000
2017-07-01	631400
2017-10-01	635600
2018-01-01	619200
2018-04-01	630700