Quarter	Persons, Seasonally Adjusted
2003-01-01	326561000
2003-04-01	327093000
2003-07-01	327109000
2003-10-01	327920000
2004-01-01	328563000
2004-04-01	329511000
2004-07-01	330383000
2004-10-01	331184000
2005-01-01	332346000
2005-04-01	333538000
2005-07-01	334686000
2005-10-01	335033000
2006-01-01	336995000
2006-04-01	338215000
2006-07-01	339289000
2006-10-01	340825000
2007-01-01	341632000
2007-04-01	342430000
2007-07-01	343236000
2007-10-01	344018000
2008-01-01	344222000
2008-04-01	344123000
2008-07-01	343662000
2008-10-01	342182000
2009-01-01	338343000
2009-04-01	335997000
2009-07-01	334526000
2009-10-01	333880000
2010-01-01	333509000
2010-04-01	334338000
2010-07-01	334952000
2010-10-01	334832000
2011-01-01	335886000
2011-04-01	336088000
2011-07-01	336372000
2011-10-01	337529000
2012-01-01	338535000
2012-04-01	339402000
2012-07-01	340177000
2012-10-01	341087000
2013-01-01	341062000
2013-04-01	342096000
2013-07-01	342879000
2013-10-01	343370000
2014-01-01	345358000
2014-04-01	346507000
2014-07-01	347552000
2014-10-01	348716000
2015-01-01	349931000
2015-04-01	350438000
2015-07-01	351386000
2015-10-01	352654000
2016-01-01	355237000
2016-04-01	355676000
2016-07-01	357027000
2016-10-01	357703000
2017-01-01	358719000
2017-04-01	359973000