Quarter	Percent, Seasonally adjusted
1964-03-31	10.4
1964-06-30	17.9
1964-09-30	13.9
1964-12-31	4
1965-03-31	16
1965-06-30	2
1965-09-30	9
1965-12-31	15.1
1966-03-31	13
1966-06-30	16.6
1966-09-30	4.8
1966-12-31	13.5
1967-03-31	11.8
1967-06-30	24.7
1967-09-30	43.1
1967-12-31	23.9
1968-03-31	26.6
1968-06-30	11.7
1968-09-30	3.3
1968-12-31	10.6
1969-03-31	14.6
1969-06-30	20
1969-09-30	31.9
1969-12-31	25.1
1970-03-31	15
1970-06-30	26.3
1970-09-30	23.6
1970-12-31	26.1
1971-03-31	22.5
1971-06-30	6.2
1971-09-30	-1.2
1971-12-31	19.9
1972-03-31	40.3
1972-06-30	71.6
1972-09-30	69.3
1972-12-31	56
1973-03-31	59
1973-06-30	34.1
1973-09-30	45.3
1973-12-31	35.3
1974-03-31	17.3
1974-06-30	-2.7
1974-09-30	-2.5
1974-12-31	14.3
1975-03-31	-0.6
1975-06-30	24.7
1975-09-30	15.1
1975-12-31	-13.1
1976-03-31	3.7
1976-06-30	-4.3
1976-09-30	1.6
1976-12-31	11.2
1977-03-31	-1.8
1977-06-30	14.2
1977-09-30	12.5
1977-12-31	14.4
1978-03-31	41
1978-06-30	19.8
1978-09-30	14.4
1978-12-31	20.9
1979-03-31	5.1
1979-06-30	8.8
1979-09-30	7.4
1979-12-31	-0.9
1980-03-31	4.2
1980-06-30	9
1980-09-30	13.6
1980-12-31	11.5
1981-03-31	5.1
1981-06-30	4.9
1981-09-30	12.3
1981-12-31	30.6
1982-03-31	39.8
1982-06-30	38.5
1982-09-30	35.3
1982-12-31	23.2
1983-03-31	27.9
1983-06-30	32
1983-09-30	24.9
1983-12-31	23
1984-03-31	19.6
1984-06-30	23.8
1984-09-30	29.1
1984-12-31	35.4
1985-03-31	35.7
1985-06-30	28.5
1985-09-30	28.7
1985-12-31	25
1986-03-31	25.6
1986-06-30	24.5
1986-09-30	24
1986-12-31	28.6
1987-03-31	46
1987-06-30	50
1987-09-30	58.7
1987-12-31	55.4
1988-03-31	34.9
1988-06-30	35.3
1988-09-30	30.2
1988-12-31	27
1989-03-31	28.4
1989-06-30	30.1
1989-09-30	30.1
1989-12-31	32
1990-03-31	33.2
1990-06-30	31.4
1990-09-30	24.3
1990-12-31	21
1991-03-31	10.5
1991-06-30	0.7
1991-09-30	-1
1991-12-31	-3.5
1992-03-31	-1.9
1992-06-30	0.9
1992-09-30	3.1
1992-12-31	0.5
1993-03-31	2.1
1993-06-30	1.1
1993-09-30	1.1
1993-12-31	7.1
1994-03-31	7.9
1994-06-30	11.2
1994-09-30	8.2
1994-12-31	8
1995-03-31	11.2
1995-06-30	15.8
1995-09-30	21.1
1995-12-31	23.7
1996-03-31	23.1
1996-06-30	20.6
1996-09-30	24.4
1996-12-31	22.6
1997-03-31	25.9
1997-06-30	27.4
1997-09-30	26.6
1997-12-31	27.1
1998-03-31	24.4
1998-06-30	23.9
1998-09-30	23.1
1998-12-31	17.3
1999-03-31	8.8
1999-06-30	3
1999-09-30	-5.4
1999-12-31	-2.7
2000-03-31	7.2
2000-06-30	10.4
2000-09-30	13
2000-12-31	14.2
2001-03-31	9.9
2001-06-30	6.7
2001-09-30	12.2
2001-12-31	2.8
2002-03-31	-0.7
2002-06-30	2.1
2002-09-30	0.9
2002-12-31	5.4
2003-03-31	3.5
2003-06-30	8.8
2003-09-30	2.2
2003-12-31	2.5
2004-03-31	7.2
2004-06-30	4.7
2004-09-30	7.3
2004-12-31	12.8
2005-03-31	18.1
2005-06-30	16
2005-09-30	24.1
2005-12-31	27.9
2006-03-31	24.5
2006-06-30	30.6
2006-09-30	29.3
2006-12-31	23.9
2007-03-31	24.4
2007-06-30	22.2
2007-09-30	26.3
2007-12-31	23.7
2008-03-31	23.1
2008-06-30	23.4
2008-09-30	25
2008-12-31	44.8
2009-03-31	50.7
2009-06-30	38.7
2009-09-30	28.4
2009-12-31	12.6
2010-03-31	3.7
2010-06-30	3.7
2010-09-30	-1.4
2010-12-31	-6.6
2011-03-31	-5
2011-06-30	-3.7
2011-09-30	-6.6
2011-12-31	-9.9
2012-03-31	-16.6
2012-06-30	-19.9
2012-09-30	-16.8
2012-12-31	-11.4
2013-03-31	-8.5
2013-06-30	-6.2
2013-09-30	-1.5
2013-12-31	-8.9
2014-03-31	-10
2014-06-30	-11.4
2014-09-30	-17.3
2014-12-31	-14.5
2015-03-31	-13.3
2015-06-30	-12.6
2015-09-30	-15.2
2015-12-31	-13.3
2016-03-31	-11.9
2016-06-30	-4.6
2016-09-30	4.1
2016-12-31	7.5
2017-03-31	12.4
2017-06-30	7.2
2017-09-30	7.7
2017-12-31	3.9
2018-03-31	-0.9
2018-06-30	-2.4
2018-09-30	-6
2018-12-31	-2
2019-03-31	-1.4
2019-06-30	-0.3
2019-09-30	5
2019-12-31	4.5
2020-03-31	16
2020-06-30	19.6
2020-09-30	14.5
2020-12-31	10.7
2021-03-31	-0.4
2021-06-30	-3.3
2021-09-30	-0.3
2021-12-31	5.2
2022-03-31	7.2
2022-06-30	5.8
2022-09-30	12
2022-12-31	-2.4
2023-03-31	-2.2
2023-06-30	-0.3
2023-09-30	-14.5
2023-12-31	-3.6