Quarter	Persons, Seasonally Adjusted
1998-04-01	440500.0000000000
1999-04-01	447700.0000000000
2000-04-01	455300.0000000000
2001-04-01	466600.0000000000
2002-04-01	481400.0000000000
2003-04-01	489200.0000000000
2004-04-01	512600.0000000000
2005-04-01	538900.0000000000
2006-04-01	535300.0000000000
2007-04-01	520900.0000000000
2008-04-01	538500.0000000000
2009-04-01	557100.0000000000
2009-10-01	557100.0000000000
2010-01-01	595524.1788335780
2010-04-01	586623.1170177419
2010-07-01	586542.8437926320
2010-10-01	594709.8603560469
2011-01-01	581023.5586055660
2011-04-01	582900.0250116620
2011-07-01	582446.4486669210
2011-10-01	590229.9677158500
2012-01-01	595135.3615549260
2012-04-01	598726.1015760900
2012-07-01	593166.8404865070
2012-10-01	591271.6963824760
2013-01-01	599843.2960053060
2013-04-01	613304.4062024020
2013-07-01	620278.3530180470
2013-10-01	621973.9447742441
2014-01-01	622300.1559299451
2014-04-01	611175.7275166690
2014-07-01	624879.3490782190
2014-10-01	624544.7674751660
2015-01-01	623435.5982698101
2015-04-01	625897.7497651930
2015-07-01	623771.5234018910
2015-10-01	609895.1285631061
2016-01-01	616042.4274246900
2016-04-01	627758.4313907509
2016-07-01	615191.1679151800
2016-10-01	614007.9732693800
2017-01-01	611035.1057610700
2017-04-01	609151.4975657140
2017-07-01	610339.1093949540
2017-10-01	612974.2872782610
2018-01-01	610195.4013783761
2018-04-01	602784.1421068840