Quarterly Persons
2000-04-01 31486000
2001-04-01 31344600
2002-04-01 31415000
2003-04-01 31006000
2004-04-01 31053200
2005-01-01 30625600
2005-04-01 30384000
2005-07-01 30412200
2005-10-01 30401900
2006-01-01 30658400
2006-04-01 30398400
2006-07-01 30165700
2006-10-01 30460600
2007-01-01 31080500
2007-04-01 30720600
2007-07-01 30816700
2007-10-01 31065200
2008-01-01 31235900
2008-04-01 30859600
2008-07-01 30937900
2008-10-01 31008500
2009-01-01 30995700
2009-04-01 30634500
2009-07-01 30932300
2009-10-01 30979100
2010-01-01 31057800
2010-04-01 31053900
2010-07-01 31015200
2010-10-01 31223000
2011-01-01 31184800
2011-04-01 30928600
2011-07-01 30920300
2011-10-01 30685700
2012-01-01 30625400
2012-04-01 29987000
2012-07-01 29772700
2012-10-01 29650300
2013-01-01 29683900
2013-04-01 29238000
2013-07-01 28894300
2013-10-01 28714100
2014-01-01 28793200
2014-04-01 28495600
2014-07-01 28263400
2014-10-01 28016000
2015-01-01 28211100
2015-04-01 27810000
2015-07-01 27562600
2015-10-01 27375100
2016-01-01 27214800
2016-04-01 26815000
2016-07-01 26638300
2016-10-01 26529800
2017-01-01 26572700
2017-04-01 26001500
2017-07-01 25942500
2017-10-01 25733500
2018-01-01 25794000
2018-04-01 25499400