Quarter	Persons
1999-04-01	310500
2000-01-01	322100
2000-04-01	321000
2000-07-01	323400
2000-10-01	322700
2001-01-01	313200
2001-04-01	317600
2001-07-01	329000
2001-10-01	317000
2002-01-01	304200
2002-04-01	308700
2002-07-01	318800
2002-10-01	319300
2003-01-01	313200
2003-04-01	315900
2003-07-01	321200
2003-10-01	322700
2004-01-01	320600
2004-04-01	321200
2004-07-01	317900
2004-10-01	314400
2005-01-01	320500
2005-04-01	325800
2005-07-01	318300
2005-10-01	321300
2006-01-01	325000
2006-04-01	334400
2006-07-01	325300
2006-10-01	325500
2007-01-01	318000
2007-04-01	324600
2007-07-01	323900
2007-10-01	317700
2008-01-01	317500
2008-04-01	319700
2008-07-01	332400
2008-10-01	334100
2009-01-01	327900
2009-04-01	324600
2009-07-01	325500
2009-10-01	325300
2010-01-01	329700
2010-04-01	328200
2010-07-01	325400
2010-10-01	321400
2011-01-01	319300
2011-04-01	326700
2011-07-01	332600
2011-10-01	323000
2012-01-01	322500
2012-04-01	323500
2012-07-01	323500
2012-10-01	315400
2013-01-01	318800
2013-04-01	321700
2013-07-01	315900
2013-10-01	319500
2014-01-01	306400
2014-04-01	312000
2014-07-01	318200
2014-10-01	314300
2015-01-01	307500
2015-04-01	315800
2015-07-01	321900
2015-10-01	318800
2016-01-01	308500
2016-04-01	318700
2016-07-01	319300
2016-10-01	312500
2017-01-01	316000
2017-04-01	317900
2017-07-01	318100
2017-10-01	326100
2018-01-01	320300
2018-04-01	317200
