Quarterly Persons
1999-04-01 7300
2000-04-01 8100
2001-04-01 7500
2002-04-01 8200
2003-01-01 9000
2003-04-01 9000
2003-07-01 9000
2003-10-01 9000
2004-01-01 8900
2004-04-01 8900
2004-07-01 8900
2004-10-01 8900
2005-01-01 9100
2005-04-01 9100
2005-07-01 9100
2005-10-01 9100
2006-01-01 9300
2006-04-01 9300
2006-07-01 9300
2006-10-01 9300
2007-01-01 7600
2007-04-01 9400
2007-07-01 9100
2007-10-01 7600
2008-01-01 7800
2008-04-01 11300
2008-07-01 10900
2008-10-01 8800
2009-01-01 12600
2009-04-01 13300
2009-07-01 11700
2009-10-01 11100
2010-01-01 12500
2010-04-01 13700
2010-07-01 12700
2010-10-01 12600
2011-01-01 12700
2011-04-01 12100
2011-07-01 14300
2011-10-01 13300
2012-01-01 14300
2012-04-01 12800
2012-07-01 13700
2012-10-01 14200
2013-01-01 15300
2013-04-01 14900
2013-07-01 13200
2013-10-01 13500
2014-01-01 13300
2014-04-01 15800
2014-07-01 15500
2014-10-01 15900
2015-01-01 15300
2015-04-01 15000
2015-07-01 12300
2015-10-01 13300
2016-01-01 15700
2016-04-01 16500
2016-07-01 15100
2016-10-01 15400
2017-01-01 17200
2017-04-01 16200
2017-07-01 15500
2017-10-01 15200
2018-01-01 15900
2018-04-01 16000