Quarter	Net Percent, Seasonally Adjusted
1974-04-01	-25
1974-07-01	-25
1974-10-01	-21
1975-01-01	-5
1975-04-01	-6
1975-07-01	-11
1975-10-01	-2
1976-01-01	3
1976-04-01	-6
1976-07-01	-8
1976-10-01	-13
1977-01-01	-4
1977-04-01	-5
1977-07-01	-2
1977-10-01	-3
1978-01-01	1
1978-04-01	0
1978-07-01	-4
1978-10-01	-5
1979-01-01	-7
1979-04-01	-8
1979-07-01	-10
1979-10-01	-13
1980-01-01	-11
1980-04-01	-14
1980-07-01	-10
1980-10-01	-15
1981-01-01	-7
1981-04-01	-10
1981-07-01	-7
1981-10-01	-9
1982-01-01	-1
1982-04-01	-7
1982-07-01	-4
1982-10-01	-2
1983-01-01	6
1983-04-01	-4
1983-07-01	-5
1983-10-01	-8
1984-01-01	-7
1984-04-01	-9
1984-07-01	-7
1984-10-01	-8
1985-01-01	-7
1985-04-01	-11
1985-07-01	-11
1985-10-01	-13
1986-01-01	-8
1986-04-01	-6
1986-07-01	-8
1986-10-01	-7
1987-01-01	-6
1987-04-01	-6
1987-07-01	-9
1987-10-01	-12
1988-01-01	-11
1988-04-01	-17
1988-07-01	-20
1988-10-01	-28
1989-01-01	-27
1989-04-01	-35
1989-07-01	-40
1989-10-01	-48
1990-01-01	-50
1990-04-01	-53
1990-07-01	-58
1990-10-01	-57
1991-01-01	-51
1991-04-01	-52
1991-07-01	-51
1991-10-01	-48
1992-01-01	-44
1992-04-01	-36
1992-07-01	-30
1992-10-01	-20
1993-01-01	-11
1993-04-01	-11
1993-07-01	-7
1993-10-01	1
1994-01-01	5
1994-04-01	2
1994-07-01	2
1994-10-01	3
1995-01-01	5
1995-04-01	4
1995-07-01	4
1995-10-01	2
1996-01-01	2
1996-04-01	1
1996-07-01	-2
1996-10-01	-4
1997-01-01	-6
1997-04-01	-7
1997-07-01	-4
1997-10-01	-3
1998-01-01	2
1998-04-01	3
1998-07-01	2
1998-10-01	5
1999-01-01	6
1999-04-01	7
1999-07-01	5
1999-10-01	5
2000-01-01	3
2000-04-01	1
2000-07-01	1
2000-10-01	1
2001-01-01	3
2001-04-01	3
2001-07-01	4
2001-10-01	6
2002-01-01	5
2002-04-01	5
2002-07-01	4
2002-10-01	2
2003-01-01	4
2003-04-01	2
2003-07-01	2
2003-10-01	-3
2004-01-01	-1
2004-04-01	-2
2004-07-01	-4
2004-10-01	-4
2005-01-01	-3
2005-04-01	-5
2005-07-01	-5
2005-10-01	-9
2006-01-01	-8
2006-04-01	-11
2006-07-01	-13
2006-10-01	-15
2007-01-01	-13
2007-04-01	-13
2007-07-01	-14
2007-10-01	-15
2008-01-01	-12
2008-04-01	-9
2008-07-01	-7
2008-10-01	1
2009-01-01	11
2009-04-01	10
2009-07-01	10
2009-10-01	9
2010-01-01	11
2010-04-01	7
2010-07-01	5
2010-10-01	7
2011-01-01	4
2011-04-01	5
2011-07-01	0
2011-10-01	2
2012-01-01	1
2012-04-01	-2
2012-07-01	-3
2012-10-01	-4
2013-01-01	-4
2013-04-01	-9
2013-07-01	-10
2013-10-01	-13
2014-01-01	-14
2014-04-01	-16
2014-07-01	-20
2014-10-01	-22
2015-01-01	-21
2015-04-01	-22
2015-07-01	-24
2015-10-01	-27
2016-01-01	-27
2016-04-01	-26
2016-07-01	-30
2016-10-01	-32
2017-01-01	-35
2017-04-01	-38
2017-07-01	-37
2017-10-01	-39
2018-01-01	-41
2018-04-01	-40
2018-07-01	-43