Quarterly Persons
1999-01-01 22495400
2000-01-01 23108000
2001-01-01 23661200
2002-01-01 23863900
2003-01-01 24596600
2003-04-01 24697300
2003-07-01 24902000
2003-10-01 24550500
2004-01-01 24555800
2004-04-01 24800200
2004-07-01 25059900
2004-10-01 24762100
2005-01-01 24791000
2005-04-01 25058100
2005-07-01 25182200
2005-10-01 24861600
2006-01-01 24837100
2006-04-01 25088200
2006-07-01 25404400
2006-10-01 25221100
2007-01-01 25201100
2007-04-01 25545000
2007-07-01 25831800
2007-10-01 25705500
2008-01-01 25735600
2008-04-01 25954400
2008-07-01 26089600
2008-10-01 25854200
2009-01-01 25606100
2009-04-01 25763500
2009-07-01 25787000
2009-10-01 25483200
2010-01-01 25526600
2010-04-01 25769300
2010-07-01 25915600
2010-10-01 25631400
2011-01-01 25539000
2011-04-01 25823300
2011-07-01 25918200
2011-10-01 25675600
2012-01-01 25590400
2012-04-01 25849300
2012-07-01 25958000
2012-10-01 25742000
2013-01-01 25524600
2013-04-01 25824400
2013-07-01 25985200
2013-10-01 25734500
2014-01-01 26227600
2014-04-01 26450300
2014-07-01 26459600
2014-10-01 26286400
2015-01-01 26173200
2015-04-01 26438900
2015-07-01 26581100
2015-10-01 26395500
2016-01-01 26363600
2016-04-01 26634500
2016-07-01 26720400
2016-10-01 26522300
2017-01-01 26474600
2017-04-01 26967900
2017-07-01 26972500
2017-10-01 26986600
2018-01-01 26866400
2018-04-01 27137600