Quarter	Percent, Seasonally adjusted
1978-03-31	18
1978-06-30	13.8
1978-09-30	19.4
1978-12-31	11.4
1979-03-31	6.4
1979-06-30	7.7
1979-09-30	3.5
1979-12-31	3.5
1980-03-31	-5.3
1980-06-30	-5.7
1980-09-30	-3.7
1980-12-31	-1.9
1981-03-31	14.3
1981-06-30	21.7
1981-09-30	19.3
1981-12-31	15.2
1982-03-31	3.4
1982-06-30	-3.6
1982-09-30	0.8
1982-12-31	-6.2
1983-03-31	-16.8
1983-06-30	-1.3
1983-09-30	-14.3
1983-12-31	32.4
1984-03-31	45.1
1984-06-30	18.7
1984-09-30	34.7
1984-12-31	0.7
1985-03-31	2.9
1985-06-30	1.4
1985-09-30	2.7
1985-12-31	2.3
1986-03-31	-2.4
1986-06-30	3.2
1986-09-30	67.1
1986-12-31	59.5
1987-03-31	75.7
1987-06-30	82.7
1987-09-30	11.6
1987-12-31	9.5
1988-03-31	47.9
1988-06-30	50.3
1988-09-30	41.2
1988-12-31	45.2
1989-03-31	8.2
1989-06-30	-2.8
1989-09-30	-2.1
1989-12-31	-4.5
1990-03-31	-5.6
1990-06-30	-1.5
1990-09-30	0.2
1990-12-31	-6.6
1991-03-31	-9.7
1991-06-30	-9.3
1991-09-30	-8.8
1991-12-31	-3.2
1992-03-31	-2.2
1992-06-30	-2.6
1992-09-30	6.6
1992-12-31	11.6
1993-03-31	12.1
1993-06-30	13.1
1993-09-30	5.3
1993-12-31	15.5
1994-03-31	26.3
1994-06-30	26.1
1994-09-30	28
1994-12-31	11.8
1995-03-31	4.2
1995-06-30	3.3
1995-09-30	-1.1
1995-12-31	5.7
1996-03-31	10.6
1996-06-30	13.2
1996-09-30	15.6
1996-12-31	18.7
1997-03-31	5.5
1997-06-30	4.6
1997-09-30	1.5
1997-12-31	-1.3
1998-03-31	7.8
1998-06-30	5.6
1998-09-30	9.8
1998-12-31	3.8
1999-03-31	7.3
1999-06-30	7.6
1999-09-30	7.4
1999-12-31	13.1
2000-03-31	7.5
2000-06-30	9.4
2000-09-30	14.3
2000-12-31	11.4
2001-03-31	13.2
2001-06-30	17.5
2001-09-30	13
2001-12-31	11.4
2002-03-31	11.7
2002-06-30	3.9
2002-09-30	6.4
2002-12-31	2
2003-03-31	-0.2
2003-06-30	0.5
2003-09-30	1.6
2003-12-31	7.4
2004-03-31	10
2004-06-30	15.2
2004-09-30	10.4
2004-12-31	10
2005-03-31	7.7
2005-06-30	3
2005-09-30	4.7
2005-12-31	5.7
2006-03-31	8.1
2006-06-30	11.7
2006-09-30	10.8
2006-12-31	10.4
2007-03-31	8
2007-06-30	7.9
2007-09-30	5.4
2007-12-31	4.9
2008-03-31	3.5
2008-06-30	2.1
2008-09-30	0.4
2008-12-31	-1.8
2009-03-31	1.1
2009-06-30	3.9
2009-09-30	13
2009-12-31	18.8
2010-03-31	16.3
2010-06-30	11.5
2010-09-30	6.8
2010-12-31	3.5
2011-03-31	5.1
2011-06-30	7.8
2011-09-30	8.4
2011-12-31	6.8
2012-03-31	5.9
2012-06-30	5.7
2012-09-30	6.2
2012-12-31	8.2
2013-03-31	10.1
2013-06-30	12.5
2013-09-30	12.1
2013-12-31	15.3
2014-03-31	13.6
2014-06-30	13.1
2014-09-30	13.8
2014-12-31	12.9
2015-03-31	15.2
2015-06-30	14.4
2015-09-30	14.3
2015-12-31	12.1
2016-03-31	13.2
2016-06-30	12
2016-09-30	12.5
2016-12-31	12.6
2017-03-31	10.5
2017-06-30	12
2017-09-30	10
2017-12-31	9.6
2018-03-31	6.1
2018-06-30	6.4
2018-09-30	6.2
2018-12-31	5.3
2019-03-31	5.3
2019-06-30	2.4
2019-09-30	2.1
2019-12-31	2.3
2020-03-31	10.7
2020-06-30	26.8
2020-09-30	29.3
2020-12-31	32.6
2021-03-31	26
2021-06-30	13
2021-09-30	9.9
2021-12-31	7.4
2022-03-31	5.9
2022-06-30	3.1
2022-09-30	3.6
2022-12-31	-2.7
2023-03-31	-6.2
2023-06-30	-10.2
2023-09-30	-13.8
2023-12-31	-10.9