Quarter	Persons, Seasonally Adjusted
2005-01-01	25263000
2005-04-01	25552000
2005-07-01	25786000
2005-10-01	25930000
2006-01-01	26221000
2006-04-01	26527000
2006-07-01	26638000
2006-10-01	26804000
2007-01-01	27132000
2007-04-01	27363000
2007-07-01	27621000
2007-10-01	27829000
2008-01-01	27976000
2008-04-01	28066000
2008-07-01	28141000
2008-10-01	28250000
2009-01-01	28188000
2009-04-01	28119000
2009-07-01	28047000
2009-10-01	28102000
2010-01-01	28314000
2010-04-01	28514000
2010-07-01	28619000
2010-10-01	28701000
2011-01-01	28958000
2011-04-01	29228000
2011-07-01	29312000
2011-10-01	29552000
2012-01-01	29823000
2012-04-01	29925000
2012-07-01	30213000
2012-10-01	30408000
2013-01-01	30389000
2013-04-01	30421000
2013-07-01	30631000
2013-10-01	30770000
2014-01-01	31038000
2014-04-01	31148000
2014-07-01	31432000
2014-10-01	31466000
2015-01-01	31585000
2015-04-01	31811000
2015-07-01	31892000
2015-10-01	32034000
2016-01-01	32344000
2016-04-01	32522000
2016-07-01	32667000
2016-10-01	32763000
2017-01-01	32896000
2017-04-01	33217000