Quarter	Net Percent, Seasonally Adjusted
1985-01-01	-8
1985-04-01	3.6
1985-07-01	3.9
1985-10-01	6.4
1986-01-01	-6.3
1986-04-01	0.3
1986-07-01	21.6
1986-10-01	0.7
1987-01-01	0.0
1987-04-01	-6.6
1987-07-01	-2
1987-10-01	6.0
1988-01-01	2.0
1988-04-01	8.8
1988-07-01	10.6
1988-10-01	16.5
1989-01-01	21.2
1989-04-01	11.4
1989-07-01	12.5
1989-10-01	17.5
1990-01-01	10.1
1990-04-01	2.4
1990-07-01	13.3
1990-10-01	9.6
1991-01-01	-1.3
1991-04-01	-4.1
1991-07-01	-4.1
1991-10-01	-4.7
1992-01-01	-1.8
1992-04-01	-2.4
1992-07-01	-8.4
1992-10-01	-25.7
1993-01-01	-24.7
1993-04-01	-17.1
1993-07-01	-17.3
1993-10-01	-6.2
1994-01-01	6.4
1994-04-01	11.6
1994-07-01	-4.3
1994-10-01	-4.5
1995-01-01	-5.9
1995-04-01	-7.4
1995-07-01	-1.2
1995-10-01	11.0
1996-01-01	7.3
1996-04-01	11.7
1996-07-01	17.2
1996-10-01	18.5
1997-01-01	21.1
1997-04-01	32.1
1997-07-01	25.4
1997-10-01	10.4
1998-01-01	29.8
1998-04-01	15.9
1998-07-01	15.9
1998-10-01	12.3
1999-01-01	12.5
1999-04-01	5.2
1999-07-01	7.5
1999-10-01	6.0
2000-01-01	10.3
2000-04-01	27.1
2000-07-01	0.6
2000-10-01	6.3
2001-01-01	-11.2
2001-04-01	4.0
2001-07-01	11
2001-10-01	-13.9
2002-01-01	1.2
2002-04-01	3.7
2002-07-01	6.2
2002-10-01	8.1
2003-01-01	7.2
2003-04-01	4.0
2003-07-01	2.9
2003-10-01	22.9
2004-01-01	26.2
2004-04-01	6.0
2004-07-01	18.6
2004-10-01	21
2005-01-01	14.4
2005-04-01	-3.9
2005-07-01	12.4
2005-10-01	11.1
2006-01-01	19.8
2006-04-01	29.6
2006-07-01	33.1
2006-10-01	42.6
2007-01-01	27.4
2007-04-01	34.4
2007-07-01	33.2
2007-10-01	23.1
2008-01-01	23.1
2008-04-01	26.3
2008-07-01	5.2
2008-10-01	-19.6
2009-01-01	-51.4
2009-04-01	-33.6
2009-07-01	-14.4
2009-10-01	-2.5
2010-01-01	1.8
2010-04-01	17.8
2010-07-01	29.9
2010-10-01	32.2
2011-01-01	42.3
2011-04-01	19
2011-07-01	2.1
2011-10-01	-1
2012-01-01	7.2
2012-04-01	-3
2012-07-01	-15.3
2012-10-01	-12.0
2013-01-01	-8.4
2013-04-01	-5.2
2013-07-01	-5.3
2013-10-01	3.6
2014-01-01	13.9
2014-04-01	13.4
2014-07-01	20.7
2014-10-01	16.5
2015-01-01	9.4
2015-04-01	14.6
2015-07-01	17.0
2015-10-01	10.6
2016-01-01	12.6
2016-04-01	8.1
2016-07-01	5.4
2016-10-01	10.0
2017-01-01	5.2
2017-04-01	5.4
2017-07-01	7.0
2017-10-01	9.1
2018-01-01	9.6
2018-04-01	13.6
2018-07-01	14.5
2018-10-01	8.8