Quarter	Percent
2000-09-30	26.7
2000-12-31	30.8
2001-03-31	26.7
2001-06-30	16.5
2001-09-30	15.6
2001-12-31	6.2
2002-03-31	0.1
2002-06-30	-11.8
2002-09-30	-12.5
2002-12-31	-12.6
2003-03-31	-17.1
2003-06-30	-18.8
2003-09-30	-23.8
2003-12-31	-31
2004-03-31	-29.7
2004-06-30	-28.5
2004-09-30	-30.9
2004-12-31	-28.1
2005-03-31	-24
2005-06-30	-10.5
2005-09-30	-9.1
2005-12-31	-5
2006-03-31	-5.4
2006-06-30	-2.1
2006-09-30	6.8
2006-12-31	26.4
2007-03-31	23.3
2007-06-30	29.2
2007-09-30	37.7
2007-12-31	53.6
2008-03-31	77.3
2008-06-30	50.2
2008-09-30	54.5
2008-12-31	45.2
2009-03-31	47.1
2009-06-30	34.7
2009-09-30	8.6
2009-12-31	-6.4
2010-03-31	-9.1
2010-06-30	-27.7
2010-09-30	-13.5
2010-12-31	-8.3
2011-03-31	-12.2
2011-06-30	-9.6
2011-09-30	-13
2011-12-31	-11.4
2012-03-31	-10.5
2012-06-30	-5.1
2012-09-30	-4.4
2012-12-31	-3.4
2013-03-31	4.7
2013-06-30	-3.4
2013-09-30	3
2013-12-31	4
2014-03-31	4.3
2014-06-30	9.8
2014-09-30	10.2
2014-12-31	7.5
2015-03-31	9.4
2015-06-30	11
2015-09-30	3.9
2015-12-31	0.5
2016-03-31	0.1
2016-06-30	-0.1
2016-09-30	2.1
2016-12-31	5.9
2017-03-31	3.6
2017-06-30	11.2
2017-09-30	12.9
2017-12-31	12.4
2018-03-31	14.2
2018-06-30	9.1
2018-09-30	9.2
2018-12-31	13.3
2019-03-31	10.6
2019-06-30	12.3
2019-09-30	9.7
2019-12-31	5.2
2020-03-31	12.3
2020-06-30	1.8
2020-09-30	4.9
2020-12-31	1
2021-03-31	-8.2
2021-06-30	0
2021-09-30	1.8
2021-12-31	3.3
2022-03-31	12.4
2022-06-30	5.1
2022-09-30	8.3
2022-12-31	10
2023-03-31	1.2
2023-06-30	0.8
2023-09-30	-1.2
2023-12-31	-2.4