Quarterly Persons
1998-04-01 8400
1999-04-01 7900
2000-04-01 7400
2001-04-01 6800
2002-04-01 8000
2003-01-01 10900
2003-04-01 7700
2003-07-01 8200
2003-10-01 10900
2004-01-01 12900
2004-04-01 8000
2004-07-01 9300
2004-10-01 11700
2005-01-01 13000
2005-04-01 8400
2005-07-01 8100
2005-10-01 10600
2006-01-01 12200
2006-04-01 7200
2006-07-01 8600
2006-10-01 9500
2007-01-01 10500
2007-04-01 7800
2007-07-01 8600
2007-10-01 9800
2008-01-01 11500
2008-04-01 7700
2008-07-01 9700
2008-10-01 12200
2009-01-01 14500
2009-04-01 10500
2009-07-01 11800
2009-10-01 14400
2010-01-01 13700
2010-04-01 10500
2010-07-01 13500
2010-10-01 13400
2011-01-01 14300
2011-04-01 11200
2011-07-01 13200
2011-10-01 13600
2012-01-01 14800
2012-04-01 11000
2012-07-01 12200
2012-10-01 14900
2013-01-01 15500
2013-04-01 9800
2013-07-01 10100
2013-10-01 13200
2014-01-01 12200
2014-04-01 7600
2014-07-01 9600
2014-10-01 11400
2015-01-01 11400
2015-04-01 7500
2015-07-01 7500
2015-10-01 11500
2016-01-01 9600
2016-04-01 6900
2016-07-01 6700
2016-10-01 9400
2017-01-01 9600
2017-04-01 6400
2017-07-01 10100
2017-10-01 11900
2018-01-01 12300
2018-04-01 9600