Quarter	Percent
1975-09-30	-3.2
1975-12-31	-7.9
1976-03-31	0.6
1976-06-30	2.7
1976-09-30	-0.4
1976-12-31	1.9
1977-03-31	-2
1977-06-30	5.5
1977-09-30	2.6
1977-12-31	5.2
1978-03-31	3.9
1978-06-30	9.2
1978-09-30	3.3
1978-12-31	5
1979-03-31	5.3
1979-06-30	10.6
1979-09-30	5.6
1979-12-31	3.1
1980-03-31	1.9
1980-06-30	7.2
1980-09-30	6
1980-12-31	3.7
1981-03-31	5.2
1981-06-30	8.3
1981-09-30	8.4
1981-12-31	5.6
1982-03-31	3.1
1982-06-30	5.3
1982-09-30	6.9
1982-12-31	5.8
1983-03-31	2.9
1983-06-30	6.2
1983-09-30	5.8
1983-12-31	4.3
1984-03-31	2.1
1984-06-30	6.4
1984-09-30	4.3
1984-12-31	3.8
1985-03-31	2.5
1985-06-30	4.7
1985-09-30	5.1
1985-12-31	3.7
1986-03-31	2.1
1986-06-30	5.7
1986-09-30	5.7
1986-12-31	2.7
1987-03-31	2.7
1987-06-30	6.7
1987-09-30	5.5
1987-12-31	4.9
1988-03-31	4.2
1988-06-30	6.2
1988-09-30	6.5
1988-12-31	2.7
1989-03-31	3.6
1989-06-30	5.7
1989-09-30	4.6
1989-12-31	2.4
1990-03-31	1.2
1990-06-30	3.1
1990-09-30	3
1990-12-31	2.1
1991-03-31	0
1991-06-30	2.3
1991-09-30	2.5
1991-12-31	0.9
1992-03-31	-0.7
1992-06-30	0.4
1992-09-30	2.2
1992-12-31	-0.3
1993-03-31	-0.9
1993-06-30	1.1
1993-09-30	1.8
1993-12-31	0.1
1994-03-31	0
1994-06-30	3.3
1994-09-30	3.3
1994-12-31	2.2
1995-03-31	1.7
1995-06-30	3.4
1995-09-30	3.6
1995-12-31	3.6
1996-03-31	2
1996-06-30	3.9
1996-09-30	5.8
1996-12-31	3.5
1997-03-31	2.5
1997-06-30	5.3
1997-09-30	3.3
1997-12-31	4.1
1998-03-31	3.1
1998-06-30	4.9
1998-09-30	4.9
1998-12-31	4.3
1999-03-31	2.9
1999-06-30	3.9
1999-09-30	4.1
1999-12-31	3.5
2000-03-31	3.2
2000-06-30	4.4
2000-09-30	3.4
2000-12-31	4.3
2001-03-31	2.1
2001-06-30	5
2001-09-30	4.3
2001-12-31	4.9
2002-03-31	3.4
2002-06-30	3.8
2002-09-30	5.1
2002-12-31	3.4
2003-03-31	2
2003-06-30	3.6
2003-09-30	3.7
2003-12-31	3.7
2004-03-31	2.8
2004-06-30	4.3
2004-09-30	4.4
2004-12-31	3.5
2005-03-31	2.4
2005-06-30	2.5
2005-09-30	1.9
2005-12-31	1.4
2006-03-31	1
2006-06-30	2.4
2006-09-30	1.8
2006-12-31	1.5
2007-03-31	-0.2
2007-06-30	0.9
2007-09-30	1.9
2007-12-31	1.9
2008-03-31	0.9
2008-06-30	1.8
2008-09-30	1.5
2008-12-31	-1.7
2009-03-31	-1.5
2009-06-30	-0.5
2009-09-30	-0.4
2009-12-31	1.6
2010-03-31	-1.3
2010-06-30	-0.2
2010-09-30	-0.2
2010-12-31	0.9
2011-03-31	-1.3
2011-06-30	0.5
2011-09-30	0.1
2011-12-31	-0.2
2012-03-31	-1.7
2012-06-30	0
2012-09-30	0.2
2012-12-31	1.1
2013-03-31	-0.3
2013-06-30	1.2
2013-09-30	2.1
2013-12-31	1.1
2014-03-31	0
2014-06-30	1.7
2014-09-30	2.1
2014-12-31	1.8
2015-03-31	0.6