Quarter	Persons, Seasonally Adjusted
1998-04-01	923200
1999-04-01	917700
2000-04-01	932700
2001-04-01	958300
2002-04-01	916500
2003-04-01	882000
2004-04-01	876800
2005-04-01	887800
2006-04-01	912000
2007-04-01	922900
2008-04-01	893000
2009-04-01	892500
2010-01-01	870900
2010-04-01	895600
2010-07-01	919000
2010-10-01	908700
2011-01-01	899400
2011-04-01	904400
2011-07-01	934900
2011-10-01	925400
2012-01-01	907500
2012-04-01	896100
2012-07-01	900800
2012-10-01	913200
2013-01-01	903700
2013-04-01	921800
2013-07-01	927800
2013-10-01	943300
2014-01-01	915000
2014-04-01	926400
2014-07-01	923100
2014-10-01	920700
2015-01-01	904400
2015-04-01	918300
2015-07-01	910200
2015-10-01	933100
2016-01-01	924200
2016-04-01	919300
2016-07-01	915300
2016-10-01	934500
2017-01-01	915700
2017-04-01	931500
2017-07-01	937100
2017-10-01	929300
2018-01-01	922500
2018-04-01	928800