Quarter	Persons, Seasonally Adjusted
1998-01-01	19967786.875960197
1998-04-01	20073627.996949400
1998-07-01	20141747.178792500
1998-10-01	20179537.948298000
1999-01-01	20258019.201587300
1999-04-01	20321407.107368600
1999-07-01	20391434.419385400
1999-10-01	20458439.271658600
2000-01-01	20483324.303831300
2000-04-01	20659482.691404197
2000-07-01	20840881.663197298
2000-10-01	21026211.341567200
2001-01-01	21097946.437989500
2001-04-01	21078199.925138500
2001-07-01	21217583.594223800
2001-10-01	21283170.042648100
2002-01-01	21433010.514852602
2002-04-01	21426584.846389502
2002-07-01	21509621.806503600
2002-10-01	21542482.832254200
2003-01-01	21621079.756790400
2003-04-01	21696545.098005000
2003-07-01	21775118.961270400
2003-10-01	21747056.183934100
2004-01-01	21875533.146852800
2004-04-01	21992710.086906700
2004-07-01	22078427.105181200
2004-10-01	22132829.661059298
2005-01-01	22069630.853832100
2005-04-01	22057837.109299798
2005-07-01	21974558.623151600
2005-10-01	22139573.413716502
2006-01-01	22352199.242008600
2006-04-01	22448396.200049500
2006-07-01	22345919.952323300
2006-10-01	22406584.605618500
2007-01-01	22372383.296827897
2007-04-01	22459158.196177200
2007-07-01	22622595.018555000
2007-10-01	22615363.488440003
2008-01-01	22673580.966753100
2008-04-01	22740878.769456900
2008-07-01	22744567.435668000
2008-10-01	22635472.828122000
2009-01-01	22443527.018149200
2009-04-01	22387524.242617600
2009-07-01	22283263.534468800
2009-10-01	22182685.204764400
2010-01-01	22183169.225782100
2010-04-01	22151285.911046002
2010-07-01	22076518.586913400
2010-10-01	22195526.276258502
2011-01-01	22302193.074085800
2011-04-01	22231855.413950100
2011-07-01	22169947.942345000
2011-10-01	22155703.569619000
2012-01-01	22194448.177552000
2012-04-01	22202548.128364500
2012-07-01	22144756.353336700
2012-10-01	22055047.340746800
2013-01-01	21868598.354712600
2013-04-01	21705072.601645100
2013-07-01	21691244.488458500
2013-10-01	21756484.555183800
2014-01-01	21774157.620026600
2014-04-01	21764839.671114698
2014-07-01	21833274.167540000
2014-10-01	21865828.541318700
2015-01-01	21887027.028635700
2015-04-01	21892054.754430800
2015-07-01	22042724.183375098
2015-10-01	22068694.033558402
2016-01-01	22134466.218422300
2016-04-01	22313228.203827500
2016-07-01	22250909.027892600
2016-10-01	22266096.549857600
2017-01-01	22425170.926138397
2017-04-01	22387530.268930700
2017-07-01	22465281.112247100
2017-10-01	22496617.692683800
2018-01-01	22530118.684866600
2018-04-01	22676076.144199897