Quarterly Persons
2000-04-01 319241100
2001-04-01 320700300
2002-04-01 321979600
2003-04-01 323006400
2004-04-01 323773400
2005-01-01 325621000
2005-04-01 326030500
2005-07-01 326587400
2005-10-01 327132300
2006-01-01 327301700
2006-04-01 327753600
2006-07-01 327992600
2006-10-01 328559700
2007-01-01 330956900
2007-04-01 331646400
2007-07-01 332249700
2007-10-01 332760000
2008-01-01 332534300
2008-04-01 332755900
2008-07-01 333462900
2008-10-01 333705400
2009-01-01 333388700
2009-04-01 333470200
2009-07-01 333393700
2009-10-01 333991100
2010-01-01 330725700
2010-04-01 330694400
2010-07-01 330821100
2010-10-01 331072400
2011-01-01 330473400
2011-04-01 330576800
2011-07-01 330540700
2011-10-01 330368000
2012-01-01 329960800
2012-04-01 329938600
2012-07-01 329963400
2012-10-01 329707100
2013-01-01 329291700
2013-04-01 329330800
2013-07-01 328981500
2013-10-01 328869000
2014-01-01 329723200
2014-04-01 329625700
2014-07-01 329390800
2014-10-01 329324100
2015-01-01 329059000
2015-04-01 329001400
2015-07-01 328878400
2015-10-01 329077300
2016-01-01 329163500
2016-04-01 328851000
2016-07-01 328675300
2016-10-01 328702300
2017-01-01 328398500
2017-04-01 328154800
2017-07-01 328263600
2017-10-01 327739400
2018-01-01 327504600
2018-04-01 327164500