Quarterly Persons
1999-04-01 27346800
2000-04-01 27631400
2001-04-01 27869800
2002-04-01 27632000
2003-04-01 27345800
2004-04-01 26905100
2005-01-01 27090900
2005-04-01 27371900
2005-07-01 27576800
2005-10-01 27394900
2006-01-01 27323900
2006-04-01 27807800
2006-07-01 28095200
2006-10-01 28020900
2007-01-01 27587100
2007-04-01 28052600
2007-07-01 28456500
2007-10-01 28289300
2008-01-01 27856700
2008-04-01 28048200
2008-07-01 28694300
2008-10-01 28598600
2009-01-01 27920700
2009-04-01 27987600
2009-07-01 27997400
2009-10-01 28459300
2010-01-01 27358400
2010-04-01 27678000
2010-07-01 27775100
2010-10-01 27777300
2011-01-01 27453700
2011-04-01 27789900
2011-07-01 27990100
2011-10-01 28088700
2012-01-01 27552300
2012-04-01 27958800
2012-07-01 28116500
2012-10-01 28041000
2013-01-01 27598300
2013-04-01 28057400
2013-07-01 27940700
2013-10-01 27929000
2014-01-01 27685200
2014-04-01 27958800
2014-07-01 28048600
2014-10-01 27989900
2015-01-01 27772500
2015-04-01 27999000
2015-07-01 28136300
2015-10-01 28282600
2016-01-01 28358800
2016-04-01 28256700
2016-07-01 28702400
2016-10-01 28637300
2017-01-01 28365000
2017-04-01 28219200
2017-07-01 28677000
2017-10-01 28409600
2018-01-01 28157200
2018-04-01 28020500