Quarterly Persons
1999-04-01 15903400
2000-04-01 15979500
2001-04-01 15777000
2002-04-01 15641200
2003-04-01 15281200
2004-04-01 15221000
2005-01-01 14530300
2005-04-01 14401700
2005-07-01 14254400
2005-10-01 14225600
2006-01-01 13862400
2006-04-01 13839800
2006-07-01 13530600
2006-10-01 13442400
2007-01-01 13301300
2007-04-01 13442900
2007-07-01 13069400
2007-10-01 13134300
2008-01-01 13111100
2008-04-01 13102800
2008-07-01 12936100
2008-10-01 12984400
2009-01-01 12953600
2009-04-01 12790900
2009-07-01 12629600
2009-10-01 12557300
2010-01-01 12301300
2010-04-01 12288600
2010-07-01 12176300
2010-10-01 12119000
2011-01-01 12056400
2011-04-01 11945700
2011-07-01 11811400
2011-10-01 11692800
2012-01-01 12102200
2012-04-01 12047100
2012-07-01 11844600
2012-10-01 11801700
2013-01-01 11870400
2013-04-01 11816300
2013-07-01 11694500
2013-10-01 11668400
2014-01-01 11830100
2014-04-01 11878600
2014-07-01 11588500
2014-10-01 11661200
2015-01-01 11833400
2015-04-01 12023200
2015-07-01 11819900
2015-10-01 11711100
2016-01-01 12073100
2016-04-01 12098900
2016-07-01 11663000
2016-10-01 11647700
2017-01-01 11902400
2017-04-01 11886700
2017-07-01 11639400
2017-10-01 11386600
2018-01-01 11627700
2018-04-01 11630600