Quarter	Percent
1998-03-31	-30.6
1998-06-30	-66.6
1998-09-30	-4
1998-12-31	297
1999-03-31	-74.9
1999-06-30	6
1999-09-30	309.2
1999-12-31	-65
2000-03-31	203.8
2000-06-30	-67.6
2000-09-30	660.9
2000-12-31	32.3
2001-03-31	468.9
2001-06-30	-75
2001-09-30	-30.2
2001-12-31	-26.9
2002-03-31	23.5
2002-06-30	90.4
2002-09-30	-28.2
2002-12-31	95.9
2003-03-31	-76.5
2003-06-30	558.4
2003-09-30	-50.8
2003-12-31	9
2004-03-31	77.6
2004-06-30	-30.5
2004-09-30	-72.1
2004-12-31	72.3
2005-03-31	-43.8
2005-06-30	-10.8
2005-09-30	-69.4
2005-12-31	158.5
2006-03-31	188
2006-06-30	39.2
2006-09-30	46.3
2006-12-31	3092.1
2007-03-31	-55.3
2007-06-30	-40.4
2007-09-30	-70.8
2007-12-31	51.7
2008-03-31	246.8
2008-06-30	14.7
2008-09-30	40.3
2008-12-31	20
2009-03-31	14.8
2009-06-30	-17.1
2009-09-30	-40.5
2009-12-31	2.3
2010-03-31	17.9
2010-06-30	-45.4
2010-09-30	-56.5
2010-12-31	0.1
2011-03-31	-39.3
2011-06-30	-8.2
2011-09-30	25.9
2011-12-31	4.7
2012-03-31	-31.3
2012-06-30	70.1
2012-09-30	7.7
2012-12-31	17.8
2013-03-31	-10.3
2013-06-30	-16.6
2013-09-30	20
2013-12-31	11.5
2014-03-31	13.9
2014-06-30	-7.5
2014-09-30	4.5
2014-12-31	-18.8
2015-03-31	100.7
2015-06-30	-34
2015-09-30	-8.7
2015-12-31	13.2
2016-03-31	55.5
2016-06-30	0.2
2016-09-30	6.6
2016-12-31	9.1
2017-03-31	-29.9
2017-06-30	7.9
2017-09-30	-6.1
2017-12-31	-5.9
2018-03-31	15
2018-06-30	13
2018-09-30	17.6
2018-12-31	-1.5
2019-03-31	69.8
2019-06-30	-10.3
2019-09-30	7.9
2019-12-31	24.3
2020-03-31	74.6
2020-06-30	-43.3
2020-09-30	44.6
2020-12-31	-38.5
2021-03-31	83.4
2021-06-30	-31.3
2021-09-30	81.3
2021-12-31	-51.1
2022-03-31	-26.9
2022-06-30	1.9
2022-09-30	66.5
2022-12-31	-14.6
2023-03-31	117
2023-06-30	-25.8
2023-09-30	30.2
2023-12-31	29.4