Quarter Persons, Seasonally Adjusted 1999-04-01 46391295.162928200 1999-07-01 46432220.457560900 1999-10-01 46489654.734085000 2000-01-01 46590172.918744100 2000-04-01 46640070.700010195 2000-07-01 46694644.596974400 2000-10-01 46786811.784271310 2001-01-01 46870847.616618700 2001-04-01 46949168.703846300 2001-07-01 47052774.108334700 2001-10-01 47110609.571200200 2002-01-01 47224499.973209400 2002-04-01 47264986.068999200 2002-07-01 47369842.175491504 2002-10-01 47421671.782299900 2003-01-01 47541005.649382405 2003-04-01 47609559.134023900 2003-07-01 47708666.386698596 2003-10-01 47750868.829895200 2004-01-01 47871750.265876800 2004-04-01 47935581.067679800 2004-07-01 48063100.755598400 2004-10-01 48209767.910845004 2005-01-01 48317752.730023100 2005-04-01 48363118.427562200 2005-07-01 48506189.663969494 2005-10-01 48621139.178445200 2006-01-01 48788698.940095500 2006-04-01 48878961.618420100 2006-07-01 48991729.975761700 2006-10-01 49114709.465722700 2007-01-01 49215356.514697105 2007-04-01 49330889.208096700 2007-07-01 49476991.729995500 2007-10-01 49571062.547210700 2008-01-01 49674957.825557900 2008-04-01 49773504.417807700 2008-07-01 49900837.410103690 2008-10-01 49982500.346530600 2009-01-01 50087090.101675205 2009-04-01 50204510.906115800 2009-07-01 50251743.810773800 2009-10-01 50393255.181435100 2010-01-01 50513760.617429400 2010-04-01 50573194.204061700 2010-07-01 50679081.906247705 2010-10-01 50856263.272261100 2011-01-01 50972320.158838600 2011-04-01 51071732.394997900 2011-07-01 51104973.401303200 2011-10-01 51203774.044860300 2012-01-01 51289511.237638295 2012-04-01 51410495.312736295 2012-07-01 51458815.142708300 2012-10-01 51552178.306917100 2013-01-01 51584319.895077900 2013-04-01 51683849.716697500 2013-07-01 51746274.832356800 2013-10-01 51926755.555867800 2014-01-01 51983764.043463700 2014-04-01 52060941.896362096 2014-07-01 52158782.068683700 2014-10-01 52285811.991490500 2015-01-01 52333048.504877300 2015-04-01 52433951.635253000 2015-07-01 52582883.385076900 2015-10-01 52647616.474792800 2016-01-01 52689341.338597900 2016-04-01 52726959.340522505 2016-07-01 52868618.729162300 2016-10-01 52948680.591717206 2017-01-01 53024407.555495895 2017-04-01 53089988.212581800 2017-07-01 53189941.074180890 2017-10-01 53231963.157741400 2018-01-01 53333261.715437900 2018-04-01 53388378.402201906