Quarter	Persons
1999-04-01	28831300
2000-04-01	29205500
2001-04-01	29297000
2002-04-01	29569700
2003-04-01	29652600
2004-04-01	30123100
2005-01-01	29221000
2005-04-01	29197900
2005-07-01	29098500
2005-10-01	29032800
2006-01-01	29061600
2006-04-01	28993800
2006-07-01	28741000
2006-10-01	28535300
2007-01-01	29174200
2007-04-01	28836600
2007-07-01	28458400
2007-10-01	28424200
2008-01-01	28942300
2008-04-01	29078300
2008-07-01	28301300
2008-10-01	28396200
2009-01-01	28760000
2009-04-01	28806800
2009-07-01	28478600
2009-10-01	27998500
2010-01-01	27984400
2010-04-01	28087300
2010-07-01	27908700
2010-10-01	27811800
2011-01-01	27678700
2011-04-01	27409900
2011-07-01	27125700
2011-10-01	27203400
2012-01-01	27744000
2012-04-01	27585800
2012-07-01	27242600
2012-10-01	27388000
2013-01-01	27522800
2013-04-01	27379500
2013-07-01	27289400
2013-10-01	27417500
2014-01-01	27635300
2014-04-01	27594100
2014-07-01	27244700
2014-10-01	27534200
2015-01-01	28026900
2015-04-01	28105100
2015-07-01	27792400
2015-10-01	27714000
2016-01-01	27637200
2016-04-01	27705400
2016-07-01	27381600
2016-10-01	27314000
2017-01-01	27729400
2017-04-01	27570600
2017-07-01	27379600
2017-10-01	27042800
2018-01-01	27712700
2018-04-01	27568500