Quarter	Persons, Seasonally Adjusted
2003-04-01	555511000
2004-04-01	560175000
2005-01-01	564445000
2005-04-01	566450000
2005-07-01	568563000
2005-10-01	570241000
2006-01-01	571684000
2006-04-01	573136000
2006-07-01	575182000
2006-10-01	577154000
2007-01-01	578569000
2007-04-01	579329000
2007-07-01	580813000
2007-10-01	583238000
2008-01-01	584825000
2008-04-01	586341000
2008-07-01	587227000
2008-10-01	588058000
2009-01-01	588749000
2009-04-01	589680000
2009-07-01	590382000
2009-10-01	590621000
2010-01-01	590205000
2010-04-01	591949000
2010-07-01	592164000
2010-10-01	591697000
2011-01-01	592903000
2011-04-01	594306000
2011-07-01	595151000
2011-10-01	597001000
2012-01-01	598396000
2012-04-01	601007000
2012-07-01	602034000
2012-10-01	602921000
2013-01-01	603252000
2013-04-01	605263000
2013-07-01	605610000
2013-10-01	605913000
2014-01-01	608047000
2014-04-01	608532000
2014-07-01	610096000
2014-10-01	611135000
2015-01-01	612817000
2015-04-01	613566000
2015-07-01	614763000
2015-10-01	616921000
2016-01-01	619584000
2016-04-01	620302000
2016-07-01	622685000
2016-10-01	623215000
2017-01-01	624903000
2017-04-01	625708000