Quarter	Percent, Seasonally adjusted
1964-03-31	9
1964-06-30	8.8
1964-09-30	9.3
1964-12-31	7.7
1965-03-31	7.6
1965-06-30	7.7
1965-09-30	7.9
1965-12-31	9.5
1966-03-31	11.2
1966-06-30	9.7
1966-09-30	8.8
1966-12-31	6.5
1967-03-31	5.9
1967-06-30	8.2
1967-09-30	10.4
1967-12-31	12.3
1968-03-31	11.9
1968-06-30	11.5
1968-09-30	9
1968-12-31	8.5
1969-03-31	7.8
1969-06-30	5
1969-09-30	5.3
1969-12-31	5.1
1970-03-31	5
1970-06-30	8.9
1970-09-30	10.7
1970-12-31	12
1971-03-31	14.5
1971-06-30	13.8
1971-09-30	14.2
1971-12-31	16.3
1972-03-31	17.9
1972-06-30	21.4
1972-09-30	21.8
1972-12-31	21.7
1973-03-31	21.7
1973-06-30	20.7
1973-09-30	22.9
1973-12-31	22.3
1974-03-31	19.4
1974-06-30	15.6
1974-09-30	11.1
1974-12-31	10.9
1975-03-31	11.4
1975-06-30	12.9
1975-09-30	14.8
1975-12-31	12.1
1976-03-31	12.4
1976-06-30	12.3
1976-09-30	12.5
1976-12-31	11.9
1977-03-31	10.1
1977-06-30	10.9
1977-09-30	10.9
1977-12-31	14.9
1978-03-31	18.8
1978-06-30	17.4
1978-09-30	16.6
1978-12-31	15.2
1979-03-31	12.9
1979-06-30	14
1979-09-30	14.6
1979-12-31	14.5
1980-03-31	14
1980-06-30	15.1
1980-09-30	15.7
1980-12-31	17.3
1981-03-31	17.3
1981-06-30	16.9
1981-09-30	16.5
1981-12-31	14
1982-03-31	13.8
1982-06-30	12
1982-09-30	11.4
1982-12-31	12.2
1983-03-31	14.2
1983-06-30	14
1983-09-30	13
1983-12-31	13.3
1984-03-31	12.4
1984-06-30	13.1
1984-09-30	13.5
1984-12-31	13.5
1985-03-31	13.7
1985-06-30	13.2
1985-09-30	14.7
1985-12-31	14.8
1986-03-31	16.9
1986-06-30	17.6
1986-09-30	16.7
1986-12-31	15.7
1987-03-31	14.9
1987-06-30	14.8
1987-09-30	15.3
1987-12-31	16.7
1988-03-31	16.9
1988-06-30	16.7
1988-09-30	18.2
1988-12-31	17.2
1989-03-31	17.2
1989-06-30	17.8
1989-09-30	16.8
1989-12-31	18
1990-03-31	17.7
1990-06-30	17
1990-09-30	14.4
1990-12-31	12
1991-03-31	9.4
1991-06-30	7.4
1991-09-30	6.5
1991-12-31	6
1992-03-31	5.6
1992-06-30	5
1992-09-30	4.8
1992-12-31	3.5
1993-03-31	3.2
1993-06-30	2.8
1993-09-30	3.1
1993-12-31	4.4
1994-03-31	5.4
1994-06-30	5.3
1994-09-30	4.9
1994-12-31	4.8
1995-03-31	5.3
1995-06-30	6.7
1995-09-30	8.5
1995-12-31	9.8
1996-03-31	9.7
1996-06-30	9.9
1996-09-30	10.2
1996-12-31	9.5
1997-03-31	11.4
1997-06-30	11.8
1997-09-30	11.7
1997-12-31	11.8
1998-03-31	10
1998-06-30	9.5
1998-09-30	9.5
1998-12-31	8.3
1999-03-31	7
1999-06-30	5.7
1999-09-30	2.9
1999-12-31	4.1
2000-03-31	5.3
2000-06-30	6.7
2000-09-30	8.8
2000-12-31	8.3
2001-03-31	8.3
2001-06-30	7.7
2001-09-30	8.4
2001-12-31	6.8
2002-03-31	5.7
2002-06-30	6.2
2002-09-30	6
2002-12-31	7.3
2003-03-31	7.5
2003-06-30	8.1
2003-09-30	6.6
2003-12-31	7.2
2004-03-31	7.9
2004-06-30	8
2004-09-30	8.9
2004-12-31	9.1
2005-03-31	10.5
2005-06-30	10.5
2005-09-30	11.5
2005-12-31	12.8
2006-03-31	12.5
2006-06-30	13.2
2006-09-30	14
2006-12-31	12.6
2007-03-31	12.7
2007-06-30	12.6
2007-09-30	13.2
2007-12-31	12.7
2008-03-31	11.9
2008-06-30	11.2
2008-09-30	10.9
2008-12-31	15.6
2009-03-31	17.2
2009-06-30	13.4
2009-09-30	11.1
2009-12-31	6.5
2010-03-31	3.6
2010-06-30	3.3
2010-09-30	1.1
2010-12-31	-1.4
2011-03-31	-1.3
2011-06-30	-0.7
2011-09-30	-1.6
2011-12-31	-2.5
2012-03-31	-4.7
2012-06-30	-5.5
2012-09-30	-3.7
2012-12-31	-1
2013-03-31	0.3
2013-06-30	1.5
2013-09-30	2.8
2013-12-31	0.2
2014-03-31	-0.1
2014-06-30	-0.6
2014-09-30	-2.6
2014-12-31	-1
2015-03-31	-0.7
2015-06-30	-0.3
2015-09-30	-0.6
2015-12-31	0.3
2016-03-31	1.4
2016-06-30	3.6
2016-09-30	6.1
2016-12-31	6.3
2017-03-31	6.8
2017-06-30	5.5
2017-09-30	4.8
2017-12-31	3.8
2018-03-31	2.2
2018-06-30	1.8
2018-09-30	0.8
2018-12-31	2
2019-03-31	2.2
2019-06-30	2.3
2019-09-30	4
2019-12-31	3.8
2020-03-31	8.3
2020-06-30	13.1
2020-09-30	12.3
2020-12-31	13.4
2021-03-31	10.8
2021-06-30	7
2021-09-30	6.9
2021-12-31	6.3
2022-03-31	5.3
2022-06-30	3.9
2022-09-30	5.3
2022-12-31	1.6
2023-03-31	0.3
2023-06-30	0.1
2023-09-30	-3.9
2023-12-31	-0.9