Quarterly Persons
1998-04-01 57202900
1999-04-01 58331900
2000-04-01 59124200
2001-04-01 59486600
2002-04-01 60613900
2003-04-01 63853000
2004-04-01 64778000
2005-01-01 67385800
2005-04-01 67633700
2005-07-01 67732400
2005-10-01 68227100
2006-01-01 68452500
2006-04-01 68760600
2006-07-01 69023600
2006-10-01 69412600
2007-01-01 69204500
2007-04-01 69736900
2007-07-01 70256200
2007-10-01 70621800
2008-01-01 70439300
2008-04-01 70804300
2008-07-01 71261300
2008-10-01 71561300
2009-01-01 71364900
2009-04-01 71683700
2009-07-01 71526600
2009-10-01 72088300
2010-01-01 71514200
2010-04-01 71660500
2010-07-01 71627900
2010-10-01 72071200
2011-01-01 71738200
2011-04-01 72106100
2011-07-01 72177100
2011-10-01 72644700
2012-01-01 72590100
2012-04-01 72985900
2012-07-01 73092200
2012-10-01 73344400
2013-01-01 73246600
2013-04-01 73404200
2013-07-01 73401400
2013-10-01 73618200
2014-01-01 73877600
2014-04-01 73977800
2014-07-01 74030500
2014-10-01 74460600
2015-01-01 74073100
2015-04-01 74336800
2015-07-01 74149300
2015-10-01 74592200
2016-01-01 74687600
2016-04-01 74950200
2016-07-01 75127700
2016-10-01 75204000
2017-01-01 74987400
2017-04-01 75173400
2017-07-01 75484200
2017-10-01 75634200
2018-01-01 75414100
2018-04-01 75658300