Quarterly Persons
1999-04-01 29735900
2000-04-01 29748000
2001-04-01 30032900
2002-04-01 30051100
2003-04-01 30137200
2004-04-01 29959700
2005-01-01 30400900
2005-04-01 30594300
2005-07-01 30651700
2005-10-01 30486500
2006-01-01 30569800
2006-04-01 30731500
2006-07-01 30815300
2006-10-01 30811000
2007-01-01 30271300
2007-04-01 30456500
2007-07-01 30812300
2007-10-01 30590600
2008-01-01 30211800
2008-04-01 30242000
2008-07-01 30679700
2008-10-01 30582300
2009-01-01 30217600
2009-04-01 30223200
2009-07-01 30211100
2009-10-01 30553700
2010-01-01 29574200
2010-04-01 29611500
2010-07-01 29579800
2010-10-01 29565000
2011-01-01 29244000
2011-04-01 29347900
2011-07-01 29517600
2011-10-01 29566300
2012-01-01 29170900
2012-04-01 29392300
2012-07-01 29523800
2012-10-01 29454100
2013-01-01 29179700
2013-04-01 29485800
2013-07-01 29288600
2013-10-01 29279100
2014-01-01 29180700
2014-04-01 29302600
2014-07-01 29367700
2014-10-01 29321700
2015-01-01 29142000
2015-04-01 29304800
2015-07-01 29319000
2015-10-01 29559300
2016-01-01 29653700
2016-04-01 29424500
2016-07-01 29809500
2016-10-01 29696700
2017-01-01 29521500
2017-04-01 29256400
2017-07-01 29677100
2017-10-01 29379500
2018-01-01 29161900
2018-04-01 28964700