Quarter	Percent
1987-03-31	1.2
1987-06-30	2.7
1987-09-30	0.4
1987-12-31	11.9
1988-03-31	6.7
1988-06-30	6.8
1988-09-30	-3.6
1988-12-31	9.7
1989-03-31	1.3
1989-06-30	2.3
1989-09-30	22.7
1989-12-31	5.1
1990-03-31	-4.7
1990-06-30	0
1990-09-30	2.5
1990-12-31	8.5
1991-03-31	-4.1
1991-06-30	-1.8
1991-09-30	-3.2
1991-12-31	0.9
1992-03-31	-2.9
1992-06-30	0.7
1992-09-30	-0.8
1992-12-31	0.7
1993-03-31	-4.1
1993-06-30	-2.2
1993-09-30	-3.1
1993-12-31	-8.6
1994-03-31	1.8
1994-06-30	-6.5
1994-09-30	-0.3
1994-12-31	-2.4
1995-03-31	4.6
1995-06-30	-3
1995-09-30	3.5
1995-12-31	2.7
1996-03-31	3.6
1996-06-30	-4.1
1996-09-30	-0.4
1996-12-31	3.8
1997-03-31	-4.6
1997-06-30	5.8
1997-09-30	-2
1997-12-31	-0.2
1998-03-31	3.8
1998-06-30	5.2
1998-09-30	3.7
1998-12-31	0.7
1999-03-31	2
1999-06-30	0.8
1999-09-30	2.6
1999-12-31	-11
2000-03-31	6.7
2000-06-30	3.7
2000-09-30	0.9
2000-12-31	-4.5
2001-03-31	4.1
2001-06-30	-2.8
2001-09-30	0.8
2001-12-31	-9.8
2002-03-31	5.6
2002-06-30	0.3
2002-09-30	2
2002-12-31	10
2003-03-31	1.3
2003-06-30	1.2
2003-09-30	-0.8
2003-12-31	-1.9
2004-03-31	6.5
2004-06-30	3.6
2004-09-30	-1.6
2004-12-31	-7.1
2005-03-31	9.9
2005-06-30	12
2005-09-30	7.7
2005-12-31	-9
2006-03-31	6.4
2006-06-30	0.9
2006-09-30	0.4
2006-12-31	-6.1
2007-03-31	2.2
2007-06-30	12.7
2007-09-30	23.5
2007-12-31	-6.9
2008-03-31	6
2008-06-30	-1.6
2008-09-30	-1.1
2008-12-31	-6.6
2009-03-31	7.6
2009-06-30	-4
2009-09-30	-2.9
2009-12-31	-7.6
2010-03-31	1.7
2010-06-30	-1.3
2010-09-30	-1.5
2010-12-31	-4.8
2011-03-31	4.2
2011-06-30	-7.5
2011-09-30	0.5
2011-12-31	-8.7
2012-03-31	3.5
2012-06-30	-1.3
2012-09-30	-0.7
2012-12-31	-9.3
2013-03-31	2.9
2013-06-30	-3.1
2013-09-30	2.3
2013-12-31	-0.4
2014-03-31	7.8
2014-06-30	-0.5
2014-09-30	-2.2
2014-12-31	2.3
2015-03-31	4.9
2015-06-30	1.2
2015-09-30	2.9
2015-12-31	0.3
2016-03-31	6.6
2016-06-30	1.5
2016-09-30	0.1
2016-12-31	-0.5
2017-03-31	2.8
2017-06-30	1.7
2017-09-30	5.2
2017-12-31	-3
2018-03-31	11.3
2018-06-30	-0.3
2018-09-30	2.1
2018-12-31	-0.2
2019-03-31	6.2
2019-06-30	-1.8
2019-09-30	0.6
2019-12-31	-4.9
2020-03-31	15.9
2020-06-30	6
2020-09-30	-4.3
2020-12-31	-1.3
2021-03-31	9.3
2021-06-30	-1.5
2021-09-30	1.4
2021-12-31	2
2022-03-31	0.5
2022-06-30	-3.9
2022-09-30	-3.5
2022-12-31	-2.3
2023-03-31	-0.2
2023-06-30	-2.1
2023-09-30	0.4
2023-12-31	-3.9