Quarter	Percent, Seasonally adjusted
1977-06-30	12.8
1977-09-30	15
1977-12-31	15.5
1978-03-31	18.9
1978-06-30	13.1
1978-09-30	16.6
1978-12-31	12.3
1979-03-31	14.9
1979-06-30	12.8
1979-09-30	15.8
1979-12-31	12.4
1980-03-31	8.1
1980-06-30	13
1980-09-30	9.6
1980-12-31	16
1981-03-31	13.1
1981-06-30	12.5
1981-09-30	9.5
1981-12-31	7.9
1982-03-31	7.4
1982-06-30	11.2
1982-09-30	13.2
1982-12-31	11.7
1983-03-31	19.1
1983-06-30	5.9
1983-09-30	7.7
1983-12-31	10
1984-03-31	9.4
1984-06-30	12.3
1984-09-30	7.5
1984-12-31	12.2
1985-03-31	8.7
1985-06-30	5.8
1985-09-30	10.5
1985-12-31	11.8
1986-03-31	13.8
1986-06-30	16.6
1986-09-30	27.5
1986-12-31	7.1
1987-03-31	11.2
1987-06-30	17.5
1987-09-30	10.8
1987-12-31	12.2
1988-03-31	26.7
1988-06-30	14.4
1988-09-30	19.8
1988-12-31	7.6
1989-03-31	8.2
1989-06-30	6.8
1989-09-30	17.5
1989-12-31	12.2
1990-03-31	7.7
1990-06-30	8.7
1990-09-30	4
1990-12-31	4.3
1991-03-31	3.1
1991-06-30	4.4
1991-09-30	4
1991-12-31	2.2
1992-03-31	4.6
1992-06-30	1.8
1992-09-30	2.9
1992-12-31	4.2
1993-03-31	-1.5
1993-06-30	4.1
1993-09-30	2.8
1993-12-31	4.5
1994-03-31	5
1994-06-30	-1.2
1994-09-30	3.6
1994-12-31	1.3
1995-03-31	8.1
1995-06-30	4.7
1995-09-30	8.8
1995-12-31	5.8
1996-03-31	14.5
1996-06-30	5.9
1996-09-30	4
1996-12-31	5.1
1997-03-31	11.9
1997-06-30	11.1
1997-09-30	8
1997-12-31	10.1
1998-03-31	5.7
1998-06-30	8.4
1998-09-30	6.1
1998-12-31	5.6
1999-03-31	5.7
1999-06-30	10.7
1999-09-30	5.5
1999-12-31	8.3
2000-03-31	1.3
2000-06-30	5.9
2000-09-30	9.9
2000-12-31	7
2001-03-31	9.5
2001-06-30	10.6
2001-09-30	8.6
2001-12-31	7.7
2002-03-31	8.6
2002-06-30	8.2
2002-09-30	8.9
2002-12-31	4.9
2003-03-31	9.5
2003-06-30	7.7
2003-09-30	10.9
2003-12-31	11.7
2004-03-31	7.8
2004-06-30	11.5
2004-09-30	6.6
2004-12-31	6.6
2005-03-31	9.3
2005-06-30	9.2
2005-09-30	8
2005-12-31	10.1
2006-03-31	6.7
2006-06-30	4
2006-09-30	9.6
2006-12-31	11.2
2007-03-31	4.5
2007-06-30	11.2
2007-09-30	5.3
2007-12-31	7.7
2008-03-31	4.5
2008-06-30	-0.1
2008-09-30	6.3
2008-12-31	-6.6
2009-03-31	15.4
2009-06-30	0.4
2009-09-30	7.6
2009-12-31	7.6
2010-03-31	5.5
2010-06-30	2.2
2010-09-30	0.8
2010-12-31	1.5
2011-03-31	3.1
2011-06-30	-3.3
2011-09-30	4.9
2011-12-31	0.6
2012-03-31	5.2
2012-06-30	2.5
2012-09-30	7.8
2012-12-31	11
2013-03-31	9.6
2013-06-30	7.9
2013-09-30	10.6
2013-12-31	9.8