Quarter	Percent
1979-03-31	-0.88
1979-06-30	-3.17
1979-09-30	-1.22
1979-12-31	-2.16
1980-03-31	1.37
1980-06-30	-6.12
1980-09-30	-1.1
1980-12-31	2.4
1981-03-31	2.55
1981-06-30	4.24
1981-09-30	1.18
1981-12-31	-0.81
1982-03-31	1.75
1982-06-30	2.56
1982-09-30	1.32
1982-12-31	-0.61
1983-03-31	-0.38
1983-06-30	0.1
1983-09-30	0.13
1983-12-31	0.47
1984-03-31	1.35
1984-06-30	1.87
1984-09-30	0.56
1984-12-31	-0.47
1985-03-31	-1.62
1985-06-30	-2.65
1985-09-30	-1.88
1985-12-31	-2.59
1986-03-31	-2.23
1986-06-30	-2.16
1986-09-30	-3.21
1986-12-31	-3.32
1987-03-31	-2.35
1987-06-30	-1.38
1987-09-30	-1.5
1987-12-31	-1.31
1988-03-31	-1.33
1988-06-30	-1.7
1988-09-30	-2.43
1988-12-31	-3
1989-03-31	-1.83
1989-06-30	-3.76
1989-09-30	-4.06
1989-12-31	-4.92
1990-03-31	-5.06
1990-06-30	-5.28
1990-09-30	-5.66
1990-12-31	-5.4
1991-03-31	-4.33
1991-06-30	-3.46
1991-09-30	-3.75
1991-12-31	-6.08
1992-03-31	-5.315
1992-06-30	-5.585
1992-09-30	-4.65
1992-12-31	-2.32
1993-03-31	-1.86
1993-06-30	-1.81
1993-09-30	-1.79
1993-12-31	-1.245
1994-03-31	-0.885
1994-06-30	-0.185
1994-09-30	-0.51
1994-12-31	-0.0625
1995-03-31	-0.37
1995-06-30	-0.87
1995-09-30	-0.59
1995-12-31	-0.65
1996-03-31	-0.42
1996-06-30	-0.055
1996-09-30	-0.15
1996-12-31	-0.86
1997-03-31	-0.485
1997-06-30	-0.92
1997-09-30	-1.19
1997-12-31	-1.41
1998-03-31	-1.43
1998-06-30	-1.72
1998-09-30	-1.6
1998-12-31	-0.575
1999-03-31	-0.035
1999-06-30	0.35
1999-09-30	0.05
1999-12-31	-0.05
2000-03-31	0.16
2000-06-30	0.575
2000-09-30	0.445
2000-12-31	0.305
2001-03-31	-0.37
2001-06-30	-0.99
2001-09-30	-1.34
2001-12-31	-1.49
2002-03-31	-1.4
2002-06-30	-1.75
2002-09-30	-1.67
2002-12-31	-1.995
2003-03-31	-1.8
2003-06-30	-1.955
2003-09-30	-2.15
2003-12-31	-2.57
2004-03-31	-3.05
2004-06-30	-2.75
2004-09-30	-2.405
2004-12-31	-1.905
2005-03-31	-1.465
2005-06-30	-0.745
2005-09-30	-0.2
2005-12-31	0.17
2006-03-31	0.485
2006-06-30	0.785
2006-09-30	0.245
2006-12-31	0.02
2007-03-31	-0.315
2007-06-30	-0.66
2007-09-30	-1
2007-12-31	-1.09
2008-03-31	-2.91
2008-06-30	-2.775
2008-09-30	-0.19
2008-12-31	-0.275
2009-03-31	0.15
2009-06-30	-0.07
2009-09-30	-0.04
2009-12-31	-0.18
2010-03-31	-0.16
2010-06-30	-0.02
2010-09-30	-0.2
2010-12-31	-0.265
2011-03-31	-0.485
2011-06-30	-0.35
2011-09-30	-0.255
2011-12-31	-0.28
2012-03-31	-0.195
2012-06-30	-0.085
2012-09-30	-0.08
2012-12-31	-0.1
2013-03-31	-0.12
2013-06-30	-0.165
2013-09-30	-0.21
2013-12-31	-0.23
2014-03-31	-0.23
2014-06-30	-0.315
2014-09-30	-0.3
2014-12-31	-0.23
2015-03-31	-0.165
2015-06-30	-0.19
2015-09-30	-0.105
2015-12-31	0.08
2016-03-31	0.14
2016-06-30	0.235
2016-09-30	0.51
2016-12-31	0.565
2017-03-31	0.59
2017-06-30	0.73
2017-09-30	0.75
2017-12-31	0.86
2018-03-31	1.085
2018-06-30	1.135
2018-09-30	1.19
2018-12-31	1.115
2019-03-31	1.15
2019-06-30	0.945
2019-09-30	0.815
2019-12-31	0.645