Quarterly 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