Quarterly Persons
1999-01-01 19016000
2000-01-01 19440600
2001-01-01 19778400
2002-01-01 19669100
2003-01-01 20051800
2003-04-01 20063200
2003-07-01 20029800
2003-10-01 19951600
2004-01-01 19922700
2004-04-01 20090100
2004-07-01 19983300
2004-10-01 19955800
2005-01-01 19980900
2005-04-01 20026100
2005-07-01 20039600
2005-10-01 19950100
2006-01-01 19960200
2006-04-01 20097900
2006-07-01 20186500
2006-10-01 20234100
2007-01-01 20175400
2007-04-01 20336200
2007-07-01 20378500
2007-10-01 20448800
2008-01-01 20507800
2008-04-01 20651900
2008-07-01 20588300
2008-10-01 20546200
2009-01-01 20313200
2009-04-01 20360900
2009-07-01 20263100
2009-10-01 20159200
2010-01-01 20159400
2010-04-01 20261100
2010-07-01 20267900
2010-10-01 20136400
2011-01-01 20088500
2011-04-01 20138600
2011-07-01 20073600
2011-10-01 19981100
2012-01-01 19868700
2012-04-01 19999500
2012-07-01 19938100
2012-10-01 19860800
2013-01-01 19710300
2013-04-01 19877600
2013-07-01 19906100
2013-10-01 19817700
2014-01-01 20168300
2014-04-01 20261100
2014-07-01 20184600
2014-10-01 20112000
2015-01-01 19933100
2015-04-01 20052500
2015-07-01 20100500
2015-10-01 20037900
2016-01-01 19977100
2016-04-01 20113000
2016-07-01 20159700
2016-10-01 20012100
2017-01-01 19907700
2017-04-01 20203600
2017-07-01 20146300
2017-10-01 20155900
2018-01-01 20041200
2018-04-01 20216000