Quarter	Net Percent, Seasonally Adjusted
1980-01-01	23
1980-04-01	1.0
1980-07-01	-13.0
1980-10-01	-36.0
1981-01-01	-12.0
1981-04-01	-12.0
1981-07-01	5.0
1981-10-01	8.0
1982-01-01	4.0
1982-04-01	-8
1982-07-01	9.0
1982-10-01	-2
1983-01-01	16
1983-04-01	-11.0
1983-07-01	20
1983-10-01	22
1984-01-01	27
1984-04-01	22
1984-07-01	27
1984-10-01	30
1985-01-01	32.2
1985-04-01	17.8
1985-07-01	22.3
1985-10-01	9.7
1986-01-01	19.3
1986-04-01	14.1
1986-07-01	15.9
1986-10-01	-1.5
1987-01-01	1.4
1987-04-01	0.3
1987-07-01	5.8
1987-10-01	1.5
1988-01-01	6.6
1988-04-01	10.1
1988-07-01	11.9
1988-10-01	8.3
1989-01-01	18.7
1989-04-01	19.5
1989-07-01	11.1
1989-10-01	17.8
1990-01-01	10.6
1990-04-01	3.5
1990-07-01	4.3
1990-10-01	8.0
1991-01-01	-4
1991-04-01	3.9
1991-07-01	6.8
1991-10-01	9.0
1992-01-01	-1.6
1992-04-01	13.7
1992-07-01	-1.5
1992-10-01	-8.5
1993-01-01	-13.8
1993-04-01	-17.3
1993-07-01	-6.3
1993-10-01	12
1994-01-01	20.2
1994-04-01	26.3
1994-07-01	37.7
1994-10-01	32.6
1995-01-01	33.4
1995-04-01	20.9
1995-07-01	0.6
1995-10-01	5.4
1996-01-01	-6.2
1996-04-01	-9.9
1996-07-01	1.1
1996-10-01	11.4
1997-01-01	13.1
1997-04-01	9.7
1997-07-01	20.2
1997-10-01	19.1
1998-01-01	27.4
1998-04-01	30.2
1998-07-01	6.5
1998-10-01	-3
1999-01-01	-22.8
1999-04-01	-14.5
1999-07-01	-4
1999-10-01	-2.1
2000-01-01	14.8
2000-04-01	26
2000-07-01	29.3
2000-10-01	28
2001-01-01	19.2
2001-04-01	10.3
2001-07-01	2.1
2001-10-01	-12.0
2002-01-01	-15.5
2002-04-01	6.7
2002-07-01	-1.1
2002-10-01	-2
2003-01-01	-1.7
2003-04-01	-13.2
2003-07-01	-14.5
2003-10-01	4.2
2004-01-01	11
2004-04-01	18.5
2004-07-01	18.7
2004-10-01	10.4
2005-01-01	5.0
2005-04-01	-2.3
2005-07-01	14.9
2005-10-01	15.4
2006-01-01	19.4
2006-04-01	26.4
2006-07-01	21.5
2006-10-01	24.3
2007-01-01	24.6
2007-04-01	34.3
2007-07-01	6.9
2007-10-01	7.0
2008-01-01	-3.5
2008-04-01	-14.0
2008-07-01	-10.7
2008-10-01	-26.4
2009-01-01	-50.3
2009-04-01	-60.0
2009-07-01	-32.1
2009-10-01	-19.9
2010-01-01	7.5
2010-04-01	12.9
2010-07-01	21.5
2010-10-01	17.3
2011-01-01	23.3
2011-04-01	26.9
2011-07-01	15.5
2011-10-01	5.5
2012-01-01	10.3
2012-04-01	15.7
2012-07-01	-0.7
2012-10-01	-1.5
2013-01-01	-2.9
2013-04-01	1.9
2013-07-01	0.3
2013-10-01	15.2
2014-01-01	7.0
2014-04-01	15.7
2014-07-01	-6.7
2014-10-01	10.7
2015-01-01	1.4
2015-04-01	-0.1
2015-07-01	10.4
2015-10-01	14.4
2016-01-01	14.3
2016-04-01	8.6
2016-07-01	19.8
2016-10-01	-0.7
2017-01-01	21.9
2017-04-01	16.2
2017-07-01	12.4
2017-10-01	12.9
2018-01-01	19.8
2018-04-01	11.3
2018-07-01	16.9
2018-10-01	12.0