Quarter	Persons, Seasonally Adjusted
1999-01-01	512570.22862147004
1999-04-01	515518.11607482000
1999-07-01	520442.80036201404
1999-10-01	523468.85494169600
2000-01-01	518678.94956983195
2000-04-01	533524.04817125110
2000-07-01	541648.97825263300
2000-10-01	543048.02400628400
2001-01-01	552764.51262948400
2001-04-01	553008.89314167600
2001-07-01	552513.98878587990
2001-10-01	555712.60544296000
2002-01-01	532956.58537444500
2002-04-01	542827.89178551400
2002-07-01	547595.96452558900
2002-10-01	543319.55831445210
2003-01-01	534735.65646478400
2003-04-01	547251.16183652400
2003-07-01	556983.98726444600
2003-10-01	551129.19443424500
2004-01-01	613080.44671084200
2004-04-01	615543.81034930810
2004-07-01	619915.89520783400
2004-10-01	625859.84773201600
2005-01-01	622804.63988282300
2005-04-01	602090.62356186600
2005-07-01	592884.74593798110
2005-10-01	591219.99061733100
2006-01-01	587248.94098062000
2006-04-01	581665.51024206400
2006-07-01	573017.23605864010
2006-10-01	577768.31271867600
2007-01-01	562012.49145452700
2007-04-01	548913.62654545300
2007-07-01	540422.26743636610
2007-10-01	554451.61456365400
2008-01-01	536894.82840527600
2008-04-01	551051.60934410800
2008-07-01	563183.78084599100
2008-10-01	557469.78140462500
2009-01-01	563023.70230977600
2009-04-01	557123.17282038600
2009-07-01	549463.01411568700
2009-10-01	541690.11075415100
2010-01-01	556022.47668929600
2010-04-01	556975.85502739190
2010-07-01	550136.93049042300
2010-10-01	550264.73779288900
2011-01-01	556229.76884159200
2011-04-01	555711.93791473690
2011-07-01	562010.84227557700
2011-10-01	561447.45096809400
2012-01-01	560516.21110590200
2012-04-01	546123.15647005090
2012-07-01	551497.85660472100
2012-10-01	549762.77581932500
2013-01-01	543848.73031181100
2013-04-01	547130.11898240900
2013-07-01	550724.65291523600
2013-10-01	556896.49779054410
2014-01-01	566782.68517102300
2014-04-01	567435.95717601790
2014-07-01	561499.94465910290
2014-10-01	564781.41299385600
2015-01-01	561262.53333511400
2015-04-01	569414.37183499000
2015-07-01	569332.14404821900
2015-10-01	569190.95078167690
2016-01-01	560116.88991791700
2016-04-01	561359.34036936810
2016-07-01	553055.44372933900
2016-10-01	563768.32598337600
2017-01-01	559118.15805139600
2017-04-01	552611.96829058390
2017-07-01	554200.87535251790
2017-10-01	535268.99830550200
2018-01-01	535455.54549897390
2018-04-01	532407.43644702500