Quarter	Persons, Seasonally Adjusted
2005-01-01	15017986.570973200
2005-04-01	15294248.577565601
2005-07-01	15534115.690463300
2005-10-01	15721448.160997900
2006-01-01	16011692.973023500
2006-04-01	16003225.228500200
2006-07-01	16258067.030873802
2006-10-01	16288362.767602501
2007-01-01	16429879.463594400
2007-04-01	16497873.422684400
2007-07-01	16476607.238722400
2007-10-01	16996479.874998800
2008-01-01	16963749.671972600
2008-04-01	16980664.199904300
2008-07-01	16707651.323056300
2008-10-01	16559296.805066701
2009-01-01	16812097.490595800
2009-04-01	16828109.936931000
2009-07-01	17365047.315291002
2009-10-01	17429070.257182300
2010-01-01	17301998.111879800
2010-04-01	17533026.628264100
2010-07-01	17440303.820730202
2010-10-01	16981183.439126004
2011-01-01	17272466.211063000
2011-04-01	17572226.755357597
2011-07-01	17717076.377901400
2011-10-01	18451033.655677900
2012-01-01	18259628.520862200
2012-04-01	18773142.664576600
2012-07-01	18786443.768190200
2012-10-01	18514785.046370998
2013-01-01	18500694.185223700
2013-04-01	18957201.104690300
2013-07-01	18864839.982983100
2013-10-01	18994030.727102900
2014-01-01	18822680.176373802
2014-04-01	18703401.862330100
2014-07-01	18575412.454047400
2014-10-01	18613789.507248700
2015-01-01	19015174.036503100
2015-04-01	19021972.835552197
2015-07-01	19247784.942082600
2015-10-01	19625593.185861997
2016-01-01	19521752.455908800
2016-04-01	19647397.802379802
2016-07-01	19892970.224679600
2016-10-01	19720104.517031800
2017-01-01	19955715.089535900
2017-04-01	19861154.729452900
2017-07-01	19840507.892907698
2017-10-01	19992941.288103500
2018-01-01	20333413.059268802
2018-04-01	20659590.474217300