Quarter	Persons, Seasonally Adjusted
1998-04-01	555600.0000000000
1999-04-01	567400.0000000000
2000-04-01	565500.0000000000
2001-04-01	564900.0000000000
2002-04-01	584500.0000000000
2003-04-01	591500.0000000000
2004-04-01	579900.0000000000
2005-04-01	574500.0000000000
2006-04-01	606400.0000000000
2007-04-01	601800.0000000000
2008-04-01	608500.0000000000
2009-04-01	617100.0000000000
2010-01-01	627247.9304446590
2010-04-01	626598.1443302280
2010-07-01	635971.3784285690
2010-10-01	628882.5467965440
2011-01-01	632805.1247306290
2011-04-01	637010.7635086540
2011-07-01	638043.7340973640
2011-10-01	632940.3776633539
2012-01-01	629025.7831858520
2012-04-01	620890.5651126720
2012-07-01	633371.9003367160
2012-10-01	630911.7513647600
2013-01-01	637444.2328732710
2013-04-01	624198.1339365820
2013-07-01	625399.5901591771
2013-10-01	644358.0430309699
2014-01-01	632113.3498143001
2014-04-01	630303.5935030740
2014-07-01	618745.0737725210
2014-10-01	640937.9829101040
2015-01-01	623932.5010366519
2015-04-01	622812.8647146100
2015-07-01	618365.9035457211
2015-10-01	634688.7307030159
2016-01-01	636615.1956396630
2016-04-01	620407.3238034470
2016-07-01	621467.5983441711
2016-10-01	632209.8822127179
2017-01-01	632962.6759008130
2017-04-01	616982.8664870140
2017-07-01	621229.7521162200
2017-10-01	616224.7054959530
2018-01-01	607487.5990540810
2018-04-01	600859.2764373871