Quarterly Persons
1998-01-01 18756000
1999-01-01 18805300
2000-01-01 18901800
2001-01-01 19016400
2002-01-01 19107900
2003-01-01 19435200
2003-04-01 19467000
2003-07-01 19526500
2003-10-01 19546000
2004-01-01 19564300
2004-04-01 19617700
2004-07-01 19667700
2004-10-01 19704000
2005-01-01 19753800
2005-04-01 19794200
2005-07-01 19847700
2005-10-01 19878300
2006-01-01 19921100
2006-04-01 19963200
2006-07-01 19996600
2006-10-01 20035300
2007-01-01 20064400
2007-04-01 20087400
2007-07-01 20110700
2007-10-01 20159300
2008-01-01 20167800
2008-04-01 20190600
2008-07-01 20193800
2008-10-01 20223100
2009-01-01 20238600
2009-04-01 20253600
2009-07-01 20264700
2009-10-01 20281700
2010-01-01 20301800
2010-04-01 20316000
2010-07-01 20321800
2010-10-01 20343200
2011-01-01 20349700
2011-04-01 20353400
2011-07-01 20338100
2011-10-01 20337400
2012-01-01 20330400
2012-04-01 20313800
2012-07-01 20301300
2012-10-01 20292500
2013-01-01 20299300
2013-04-01 20298500
2013-07-01 20292600
2013-10-01 20294400
2014-01-01 20907300
2014-04-01 20900400
2014-07-01 20897500
2014-10-01 20875600
2015-01-01 20851100
2015-04-01 20843800
2015-07-01 20846100
2015-10-01 20835000
2016-01-01 20824400
2016-04-01 20812000
2016-07-01 20818100
2016-10-01 20818700
2017-01-01 20866200
2017-04-01 20849300
2017-07-01 20853800
2017-10-01 20858700
2018-01-01 20872800
2018-04-01 20870400