Quarter	Percent, Seasonally adjusted
1977-06-30	17.4
1977-09-30	-6.2
1977-12-31	34.3
1978-03-31	31.2
1978-06-30	1.4
1978-09-30	13.6
1978-12-31	1.8
1979-03-31	9.2
1979-06-30	6.5
1979-09-30	-3.2
1979-12-31	2
1980-03-31	-23.4
1980-06-30	4.4
1980-09-30	5.2
1980-12-31	10.1
1981-03-31	41.3
1981-06-30	34.2
1981-09-30	-2.9
1981-12-31	-4.2
1982-03-31	-8.4
1982-06-30	1.3
1982-09-30	16.2
1982-12-31	-28.1
1983-03-31	-43.4
1983-06-30	101.1
1983-09-30	-34.2
1983-12-31	309.8
1984-03-31	-18.4
1984-06-30	-9.9
1984-09-30	9.1
1984-12-31	28.1
1985-03-31	-10.9
1985-06-30	-15.1
1985-09-30	14.7
1985-12-31	26.4
1986-03-31	-26.4
1986-06-30	6.4
1986-09-30	687.9
1986-12-31	5
1987-03-31	8.4
1987-06-30	24.3
1987-09-30	9.8
1987-12-31	-2.9
1988-03-31	261.4
1988-06-30	32.4
1988-09-30	-14.5
1988-12-31	8.5
1989-03-31	11.7
1989-06-30	-13.9
1989-09-30	-11.9
1989-12-31	-1.9
1990-03-31	6.7
1990-06-30	2.2
1990-09-30	-5.9
1990-12-31	-25.8
1991-03-31	-6.7
1991-06-30	3.7
1991-09-30	-3.6
1991-12-31	-5.9
1992-03-31	-2.6
1992-06-30	1.8
1992-09-30	38.4
1992-12-31	12.9
1993-03-31	-0.6
1993-06-30	5.3
1993-09-30	4.3
1993-12-31	63
1994-03-31	42.4
1994-06-30	4.4
1994-09-30	10.9
1994-12-31	-5.2
1995-03-31	7.3
1995-06-30	1
1995-09-30	-7
1995-12-31	23.6
1996-03-31	28.8
1996-06-30	10.7
1996-09-30	1.5
1996-12-31	37
1997-03-31	-19.5
1997-06-30	7
1997-09-30	-10.2
1997-12-31	22.6
1998-03-31	14.4
1998-06-30	-1.4
1998-09-30	5
1998-12-31	-1.9
1999-03-31	30.7
1999-06-30	-0.3
1999-09-30	4.1
1999-12-31	20.7
2000-03-31	6.5
2000-06-30	6.9
2000-09-30	24.3
2000-12-31	8.7
2001-03-31	13.6
2001-06-30	24.3
2001-09-30	6.2
2001-12-31	2.6
2002-03-31	15.1
2002-06-30	-7
2002-09-30	16.6
2002-12-31	-13.2
2003-03-31	5.4
2003-06-30	-4.3
2003-09-30	21.7
2003-12-31	8.3
2004-03-31	16.1
2004-06-30	15.2
2004-09-30	2.6
2004-12-31	6.8
2005-03-31	6.7
2005-06-30	-3.7
2005-09-30	9.5
2005-12-31	10.7
2006-03-31	17
2006-06-30	9.6
2006-09-30	6
2006-12-31	9.4
2007-03-31	7
2007-06-30	9.3
2007-09-30	-3.4
2007-12-31	7.3
2008-03-31	1.4
2008-06-30	3.3
2008-09-30	-9.5
2008-12-31	-1.8
2009-03-31	14
2009-06-30	14.9
2009-09-30	26.7
2009-12-31	20.2
2010-03-31	4.6
2010-06-30	-2.8
2010-09-30	6.5
2010-12-31	6.1
2011-03-31	11.1
2011-06-30	7.7
2011-09-30	8.9
2011-12-31	-0.2
2012-03-31	7.4
2012-06-30	6.8
2012-09-30	11.2
2012-12-31	7.3
2013-03-31	15.4
2013-06-30	16.3
2013-09-30	9.6
2013-12-31	20.2
2014-03-31	8.6
2014-06-30	14.6
2014-09-30	12.2
2014-12-31	16.2
2015-03-31	17.7
2015-06-30	11.6
2015-09-30	11.8
2015-12-31	7.4
2016-03-31	22.3
2016-06-30	7.1
2016-09-30	14
2016-12-31	7.7
2017-03-31	13.5
2017-06-30	13
2017-09-30	6
2017-12-31	6.2
2018-03-31	-0.1
2018-06-30	14.2
2018-09-30	4.9
2018-12-31	2.6
2019-03-31	0.1
2019-06-30	2
2019-09-30	3.9
2019-12-31	3.3
2020-03-31	37.2
2020-06-30	75.2
2020-09-30	12.5
2020-12-31	14.4
2021-03-31	11.8
2021-06-30	13.3
2021-09-30	0.6
2021-12-31	4.6
2022-03-31	5.4
2022-06-30	2
2022-09-30	2.5
2022-12-31	-18.7
2023-03-31	-9.1
2023-06-30	-14
2023-09-30	-13.4
2023-12-31	-6.8