Quarter Persons, Seasonally Adjusted 1978-04-01 509353.93914771600 1978-07-01 513108.41299144200 1978-10-01 518079.31193381705 1979-01-01 520834.98709293600 1979-04-01 526140.24966648100 1979-07-01 531531.39831167800 1979-10-01 534404.20302890400 1980-01-01 532731.22047263500 1980-04-01 530070.86651765800 1980-07-01 527638.61303503100 1980-10-01 535310.09134134300 1981-01-01 542988.01378744300 1981-04-01 547701.73940340600 1981-07-01 543688.88318213900 1981-10-01 547895.85009367890 1982-01-01 555515.14704234000 1982-04-01 563116.44754955210 1982-07-01 572272.79097708800 1982-10-01 562538.78606435300 1983-01-01 560676.01666443500 1983-04-01 570022.93453637910 1983-07-01 569325.76000947800 1983-10-01 574188.35432304200 1984-01-01 574587.14796034490 1984-04-01 579028.95651572000 1984-07-01 582498.80851076400 1984-10-01 582240.43427983800 1985-01-01 585223.95590554700 1985-04-01 591308.58815624190 1985-07-01 589249.35627782000 1985-10-01 588167.89242705700 1986-01-01 582016.15782307000 1986-04-01 578920.85552663800 1986-07-01 581861.62263725800 1986-10-01 577204.06994636700 1987-01-01 570292.17988785000 1987-04-01 569616.51218080890 1987-07-01 571109.07166345400 1987-10-01 574510.67113455400 1988-01-01 570622.07863581700 1988-04-01 566521.18455148600 1988-07-01 563800.74629371800 1988-10-01 557955.45691897800 1989-01-01 557893.66793569110 1989-04-01 557133.11535148800 1989-07-01 560827.05431184390 1989-10-01 559350.42356764300 1990-01-01 559638.40473419710 1990-04-01 552589.04880954500 1990-07-01 542702.63394511500 1990-10-01 539237.49461114300 1991-01-01 543620.14894495400 1991-04-01 543371.39424696100 1991-07-01 547300.58743586300 1991-10-01 542726.59747222200 1992-01-01 545721.62400025900 1992-04-01 546182.15913081390 1992-07-01 545188.59461649690 1992-10-01 548788.95158576410 1993-01-01 544057.19874801000 1993-04-01 546782.65245140510 1993-07-01 539953.92962884800 1993-10-01 537424.60280507100 1994-01-01 536972.42157422600 1994-04-01 534794.44118606100 1994-07-01 535619.75479148000 1994-10-01 536442.54754823310 1995-01-01 541094.03487884590 1995-04-01 536091.84714629100 1995-07-01 537798.50825509300 1995-10-01 529656.44238643700 1996-01-01 522053.92100618600 1996-04-01 526981.22243770900 1996-07-01 527383.11602866300 1996-10-01 532388.40926077600 1997-01-01 531715.72395583800 1997-04-01 536226.18963320890 1997-07-01 539547.30934153800 1997-10-01 544002.79993608100 1998-01-01 544195.03940455700 1998-04-01 540253.98593050210 1998-07-01 541291.47129638600 1998-10-01 551093.26900188800 1999-01-01 562107.19368707600 1999-04-01 567257.83172754300 1999-07-01 564068.56069612400 1999-10-01 560470.64972259210 2000-01-01 557869.80253466800 2000-04-01 555891.66594320210 2000-07-01 558916.10320407800 2000-10-01 567377.84735138490 2001-01-01 569763.72353336400 2001-04-01 561294.28368282400 2001-07-01 568703.04252519310 2001-10-01 568258.05012528600 2002-01-01 566578.42760951800 2002-04-01 579418.52058894800 2002-07-01 586029.52660368600 2002-10-01 582602.51106451510 2003-01-01 583498.78564656110 2003-04-01 583365.56003197200 2003-07-01 591241.36358079790 2003-10-01 596172.57507400310 2004-01-01 602011.30990531400 2004-04-01 597917.54927970400 2004-07-01 590925.74400057900 2004-10-01 594961.62678107000 2005-01-01 597298.78953862900 2005-04-01 603331.88480391900 2005-07-01 598648.01978652200 2005-10-01 598690.07810426290 2006-01-01 593789.75509834000 2006-04-01 591764.54585700110 2006-07-01 587307.40071276000 2006-10-01 588182.29219856590 2007-01-01 592393.53838375490 2007-04-01 592859.26282846010 2007-07-01 597131.53118733900 2007-10-01 597907.93163377900 2008-01-01 600291.51938338100 2008-04-01 599185.73892568700 2008-07-01 591944.70679396900 2008-10-01 594862.91016362900 2009-01-01 578122.02305221500 2009-04-01 577149.12586056800 2009-07-01 586793.87095835500 2009-10-01 571002.38742886200 2010-01-01 574613.49577381710 2010-04-01 583285.46974880600 2010-07-01 577979.98642570500 2010-10-01 571885.62211833800 2011-01-01 584953.81965454990 2011-04-01 583449.57115077000 2011-07-01 573207.37907031400 2011-10-01 577835.46965769990 2012-01-01 578695.42309111800 2012-04-01 579448.18035422390 2012-07-01 578055.77295512000 2012-10-01 584831.27566620300 2013-01-01 584615.26916648900 2013-04-01 581934.62395943500 2013-07-01 595697.38459877600 2013-10-01 598760.80994196610 2014-01-01 600462.40796852600 2014-04-01 596099.49629087110 2014-07-01 593818.69755547200 2014-10-01 600836.82108513090 2015-01-01 601742.22302045000 2015-04-01 602989.03168606790 2015-07-01 599624.35398698800 2015-10-01 575961.23697316000 2016-01-01 576608.32909579200 2016-04-01 584853.61954672890 2016-07-01 593644.72436720810 2016-10-01 587233.63272360410 2017-01-01 580262.11087020390 2017-04-01 574014.85220265400 2017-07-01 581427.13652103000 2017-10-01 582844.84710611300 2018-01-01 589844.91248267300 2018-04-01 587484.07942431600 2018-07-01 581758.30801223100