Quarter	Persons
2005-01-01	558300
2005-04-01	568000
2005-07-01	577200
2005-10-01	565100
2006-01-01	550500
2006-04-01	563500
2006-07-01	561300
2006-10-01	561500
2007-01-01	550300
2007-04-01	556600
2007-07-01	564800
2007-10-01	555900
2008-01-01	540500
2008-04-01	543400
2008-07-01	544000
2008-10-01	533300
2009-01-01	486700
2009-04-01	484100
2009-07-01	491600
2009-10-01	469700
2010-01-01	438800
2010-04-01	449400
2010-07-01	465400
2010-10-01	470100
2011-01-01	452100
2011-04-01	464500
2011-07-01	461800
2011-10-01	470500
2012-01-01	460000
2012-04-01	467000
2012-07-01	474200
2012-10-01	470000
2013-01-01	461700
2013-04-01	472900
2013-07-01	482300
2013-10-01	478700
2014-01-01	466000
2014-04-01	467800
2014-07-01	482000
2014-10-01	477700
2015-01-01	474300
2015-04-01	469800
2015-07-01	477100
2015-10-01	473000
2016-01-01	469600
2016-04-01	470100
2016-07-01	471100
2016-10-01	468700
2017-01-01	458100
2017-04-01	462700
2017-07-01	467600
2017-10-01	466900
2018-01-01	461400
2018-04-01	479400