Quarterly Persons
1999-04-01 100
2000-04-01 100
2001-04-01 100
2002-04-01 100
2003-01-01 0
2003-04-01 0
2003-07-01 0
2003-10-01 0
2004-01-01 0
2004-04-01 0
2004-07-01 0
2004-10-01 1000
2005-01-01 0
2005-04-01 0
2005-07-01 0
2005-10-01 1000
2006-01-01 0
2006-04-01 1000
2006-07-01 1000
2006-10-01 0
2007-01-01 0
2007-04-01 0
2007-07-01 0
2007-10-01 0
2008-01-01 0
2008-04-01 0
2008-07-01 0
2008-10-01 0
2009-01-01 0
2009-04-01 0
2009-07-01 1000
2009-10-01 0
2010-01-01 1100
2010-04-01 1000
2010-07-01 1000
2010-10-01 0
2011-01-01 0
2011-04-01 1000
2011-07-01 0
2011-10-01 600
2012-01-01 300
2012-04-01 600
2012-07-01 600
2012-10-01 800
2013-01-01 500
2013-04-01 500
2013-07-01 300
2013-10-01 700
2014-01-01 400
2014-04-01 600
2014-07-01 400
2014-10-01 500
2015-01-01 700
2015-04-01 500
2015-07-01 500
2015-10-01 400
2016-01-01 300
2016-04-01 300
2016-07-01 150
2016-10-01 100
2017-01-01 200
2017-04-01 200
2017-07-01 200
2017-10-01 400
2018-01-01 200
2018-04-01 300