Quarter	Percent, Seasonally adjusted
1977-06-30	12.5
1977-09-30	12.4
1977-12-31	15.7
1978-03-31	18.2
1978-06-30	13.5
1978-09-30	16.6
1978-12-31	11.7
1979-03-31	15.1
1979-06-30	13.1
1979-09-30	16.4
1979-12-31	11.9
1980-03-31	8.4
1980-06-30	12.5
1980-09-30	10.6
1980-12-31	16.6
1981-03-31	13.1
1981-06-30	12.7
1981-09-30	8.8
1981-12-31	9
1982-03-31	6.9
1982-06-30	10.7
1982-09-30	13.4
1982-12-31	11.4
1983-03-31	19.2
1983-06-30	5.7
1983-09-30	7.8
1983-12-31	9.4
1984-03-31	8.1
1984-06-30	12.3
1984-09-30	7.3
1984-12-31	12.2
1985-03-31	10
1985-06-30	6.9
1985-09-30	10.2
1985-12-31	12.3
1986-03-31	14.8
1986-06-30	16.8
1986-09-30	27.7
1986-12-31	8.4
1987-03-31	9.5
1987-06-30	18.4
1987-09-30	11
1987-12-31	13.1
1988-03-31	26.1
1988-06-30	13.8
1988-09-30	19.8
1988-12-31	6.8
1989-03-31	7.4
1989-06-30	6.1
1989-09-30	16.8
1989-12-31	11.4
1990-03-31	7
1990-06-30	7.4
1990-09-30	4.4
1990-12-31	3.5
1991-03-31	3.1
1991-06-30	4.5
1991-09-30	4
1991-12-31	1.9
1992-03-31	4.2
1992-06-30	1.6
1992-09-30	2.2
1992-12-31	5
1993-03-31	-0.7
1993-06-30	3.8
1993-09-30	3.2
1993-12-31	4.5
1994-03-31	4.9
1994-06-30	-1.5
1994-09-30	3.9
1994-12-31	1.4
1995-03-31	6.7
1995-06-30	5
1995-09-30	8.5
1995-12-31	5.2
1996-03-31	14.6
1996-06-30	6.3
1996-09-30	3.4
1996-12-31	5
1997-03-31	11.7
1997-06-30	7.9
1997-09-30	7.8
1997-12-31	9.1
1998-03-31	6.1
1998-06-30	9.7
1998-09-30	6
1998-12-31	5.2
1999-03-31	6
1999-06-30	12.1
1999-09-30	4.2
1999-12-31	9.1
2000-03-31	-0.5
2000-06-30	5.4
2000-09-30	9.7
2000-12-31	5.8
2001-03-31	9.5
2001-06-30	10.1
2001-09-30	8.9
2001-12-31	8.8
2002-03-31	9.1
2002-06-30	8.1
2002-09-30	9.8
2002-12-31	5.3
2003-03-31	10.2
2003-06-30	6.9
2003-09-30	10.3
2003-12-31	11.1
2004-03-31	7.9
2004-06-30	9.8
2004-09-30	8.1
2004-12-31	7
2005-03-31	8
2005-06-30	7.7
2005-09-30	7.5
2005-12-31	7.6
2006-03-31	7.5
2006-06-30	6.7
2006-09-30	9.1
2006-12-31	5.5
2007-03-31	6.8
2007-06-30	8.9
2007-09-30	5.1
2007-12-31	10.9
2008-03-31	4.9
2008-06-30	1.4
2008-09-30	-1.5
2008-12-31	-6.8
2009-03-31	10.9
2009-06-30	3
2009-09-30	6.5
2009-12-31	4.8
2010-03-31	5.1
2010-06-30	1.7
2010-09-30	1.7
2010-12-31	1.1
2011-03-31	4.3
2011-06-30	-2.9
2011-09-30	4.8
2011-12-31	2.8
2012-03-31	5.9
2012-06-30	2.6
2012-09-30	7.2
2012-12-31	8.8
2013-03-31	8.8
2013-06-30	10.5
2013-09-30	9.4
2013-12-31	9.6
2014-03-31	10.5
2014-06-30	8.8
2014-09-30	4.1
2014-12-31	6.2
2015-03-31	5.9
2015-06-30	6.9
2015-09-30	5.5
2015-12-31	10.4
2016-03-31	10.9
2016-06-30	11.9
2016-09-30	9.4
2016-12-31	7.4
2017-03-31	8.4
2017-06-30	4.9
2017-09-30	5.3
2017-12-31	3.3
2018-03-31	2.9
2018-06-30	6.2
2018-09-30	4.3
2018-12-31	4.3
2019-03-31	2.1
2019-06-30	2.7
2019-09-30	5.7
2019-12-31	4.6
2020-03-31	15.9
2020-06-30	32.6
2020-09-30	8.9
2020-12-31	18.9
2021-03-31	16.8
2021-06-30	12
2021-09-30	5.5
2021-12-31	4.5
2022-03-31	6.8
2022-06-30	1.6
2022-09-30	2.7
2022-12-31	-9.1
2023-03-31	-8.8
2023-06-30	-10.3
2023-09-30	-11.2
2023-12-31	-2.9