Quarterly Persons
1999-04-01 32100
2000-04-01 32000
2001-04-01 32800
2002-04-01 32500
2003-01-01 35000
2003-04-01 35000
2003-07-01 35000
2003-10-01 35000
2004-01-01 36300
2004-04-01 36300
2004-07-01 36300
2004-10-01 36300
2005-01-01 36800
2005-04-01 36800
2005-07-01 36800
2005-10-01 36800
2006-01-01 37900
2006-04-01 37900
2006-07-01 37900
2006-10-01 37900
2007-01-01 40000
2007-04-01 39400
2007-07-01 38900
2007-10-01 39900
2008-01-01 39300
2008-04-01 38900
2008-07-01 38100
2008-10-01 37000
2009-01-01 40800
2009-04-01 37600
2009-07-01 38400
2009-10-01 36600
2010-01-01 44400
2010-04-01 43600
2010-07-01 41000
2010-10-01 42600
2011-01-01 43100
2011-04-01 46700
2011-07-01 43700
2011-10-01 44900
2012-01-01 45900
2012-04-01 46400
2012-07-01 43200
2012-10-01 42900
2013-01-01 47700
2013-04-01 46200
2013-07-01 44700
2013-10-01 41400
2014-01-01 42400
2014-04-01 46500
2014-07-01 43200
2014-10-01 43300
2015-01-01 43100
2015-04-01 44300
2015-07-01 39200
2015-10-01 44900
2016-01-01 49000
2016-04-01 47200
2016-07-01 44100
2016-10-01 45800
2017-01-01 49500
2017-04-01 50800
2017-07-01 45700
2017-10-01 48200
2018-01-01 47500
2018-04-01 50000