Quarter Persons, Seasonally Adjusted 1998-01-01 3310400 1998-04-01 3321800 1998-07-01 3364300 1998-10-01 3334700 1999-01-01 3344600 1999-04-01 3344700 1999-07-01 3353000 1999-10-01 3346500 2000-01-01 3336000 2000-04-01 3364400 2000-07-01 3334100 2000-10-01 3338200 2001-01-01 3325500 2001-04-01 3342300 2001-07-01 3337600 2001-10-01 3335000 2002-01-01 3327700 2002-04-01 3313600 2002-07-01 3300700 2002-10-01 3332000 2003-01-01 3318700 2003-04-01 3330900 2003-07-01 3339300 2003-10-01 3355600 2004-01-01 3382900 2004-04-01 3382800 2004-07-01 3376900 2004-10-01 3377200 2005-01-01 3380500 2005-04-01 3368400 2005-07-01 3359300 2005-10-01 3358300 2006-01-01 3368700 2006-04-01 3352900 2006-07-01 3349900 2006-10-01 3369100 2007-01-01 3355600 2007-04-01 3374100 2007-07-01 3341300 2007-10-01 3368600 2008-01-01 3378900 2008-04-01 3367300 2008-07-01 3387200 2008-10-01 3414100 2009-01-01 3428500 2009-04-01 3447200 2009-07-01 3477600 2009-10-01 3467100 2010-01-01 3441700 2010-04-01 3470400 2010-07-01 3486800 2010-10-01 3504300 2011-01-01 3521200 2011-04-01 3511600 2011-07-01 3543700 2011-10-01 3592400 2012-01-01 3575200 2012-04-01 3543800 2012-07-01 3534800 2012-10-01 3605900 2013-01-01 3641100 2013-04-01 3625800 2013-07-01 3620200 2013-10-01 3621900 2014-01-01 3675600 2014-04-01 3642800 2014-07-01 3627800 2014-10-01 3685200 2015-01-01 3680800 2015-04-01 3667300 2015-07-01 3671200 2015-10-01 3664800 2016-01-01 3709200 2016-04-01 3698300 2016-07-01 3646600 2016-10-01 3667300 2017-01-01 3673200 2017-04-01 3631200 2017-07-01 3605600 2017-10-01 3625000 2018-01-01 3634400 2018-04-01 3624200