Quarter	Percent per Annum
1971-01-01	4.54
1971-04-01	5.77
1971-07-01	4.50
1971-10-01	6.76
1972-01-01	8.22
1972-04-01	6.95
1972-07-01	8.94
1972-10-01	8.50
1973-01-01	11.66
1973-04-01	17.50
1973-07-01	24.43
1973-10-01	30.15
1974-01-01	36.83
1974-04-01	35.89
1974-07-01	25.31
1974-10-01	14.73
1975-01-01	9.26
1975-04-01	7.99
1975-07-01	12.44
1975-10-01	16.78
1976-01-01	15.68
1976-04-01	13.28
1976-07-01	10.01
1976-10-01	9.61
1977-01-01	6.04
1977-04-01	5.22
1977-07-01	4.66
1977-10-01	3.77
1978-01-01	2.49
1978-04-01	5.11
1978-07-01	5.31
1978-10-01	7.24
1979-01-01	11.26
1979-04-01	10.46
1979-07-01	10.14
1979-10-01	9.82
1980-01-01	7.78
1980-04-01	9.75
1980-07-01	14.78
1980-10-01	16.87
1981-01-01	19.58
1981-04-01	15.80
1981-07-01	14.06
1981-10-01	8.80
1982-01-01	0.54
1982-04-01	-4.41
1982-07-01	-8.54
1982-10-01	-7.88
1983-01-01	2.59
1983-04-01	7.02
1983-07-01	7.69
1983-10-01	5.79
1984-01-01	-1.08
1984-04-01	-0.45
1984-07-01	-1.03
1984-10-01	-0.16
1985-01-01	2.04
1985-04-01	3.82
1985-07-01	6.29
1985-10-01	9.44
1986-01-01	13.44
1986-04-01	16.45
1986-07-01	17.85
1986-10-01	20.85
1987-01-01	23.83
1987-04-01	16.47
1987-07-01	14.51
1987-10-01	12.99
1988-01-01	13.86
1988-04-01	17.70
1988-07-01	18.87
1988-10-01	21.87
1989-01-01	22.74
1989-04-01	9.82
1989-07-01	11.29
1989-10-01	8.81
1990-01-01	-2.88
1990-04-01	-0.83
1990-07-01	-2.60
1990-10-01	-7.13
1991-01-01	-0.87
1991-04-01	10.01
1991-07-01	3.26
1991-10-01	3.68
1992-01-01	0.54
1992-04-01	-2.15
1992-07-01	3.94
1992-10-01	4.92
1993-01-01	4.09
1993-04-01	3.29
1993-07-01	0.77
1993-10-01	-0.15
1994-01-01	3.45
1994-04-01	2.59
1994-07-01	3.25
1994-10-01	3.21
1995-01-01	-3.89
1995-04-01	-5.55
1995-07-01	-3.12
1995-10-01	-4.11
1996-01-01	-2.64
1996-04-01	2.04
1996-07-01	-0.32
1996-10-01	0.09
1997-01-01	2.51
1997-04-01	2.89
1997-07-01	2.50
1997-10-01	1.79
1998-01-01	-0.34
1998-04-01	-1.95
1998-07-01	-2.19
1998-10-01	-0.67
1999-01-01	0.77
1999-04-01	3.82
1999-07-01	5.00
1999-10-01	5.03
2000-01-01	5.02
2000-04-01	3.03
2000-07-01	3.71
2000-10-01	3.30
2001-01-01	2.52
2001-04-01	4.88
2001-07-01	5.40
2001-10-01	5.67
2002-01-01	10.61
2002-04-01	10.22
2002-07-01	8.99
2002-10-01	10.99
2003-01-01	8.62
2003-04-01	7.95
2003-07-01	11.17
2003-10-01	10.92
2004-01-01	10.42
2004-04-01	11.84
2004-07-01	6.94
2004-10-01	7.88
2005-01-01	9.57
2005-04-01	7.53
2005-07-01	12.35
2005-10-01	10.14
2006-01-01	10.69
2006-04-01	13.89
2006-07-01	16.07
2006-10-01	15.88
2007-01-01	15.21
2007-04-01	14.06
2007-07-01	12.13
2007-10-01	10.34
2008-01-01	8.15
2008-04-01	4.53
2008-07-01	0.73
2008-10-01	-2.32
2009-01-01	-6.60
2009-04-01	-6.32
2009-07-01	-2.16
2009-10-01	3.42
2010-01-01	10.30
2010-04-01	10.54
2010-07-01	6.34
2010-10-01	3.16
2011-01-01	1.81
2011-04-01	2.67
2011-07-01	4.57
2011-10-01	5.02
2012-01-01	4.59
2012-04-01	4.48
2012-07-01	3.64
2012-10-01	3.19
2013-01-01	2.42
2013-04-01	2.43
2013-07-01	3.20
2013-10-01	4.18
2014-01-01	5.43
2014-04-01	5.62
2014-07-01	5.64
2014-10-01	5.74
2015-01-01	5.33
2015-04-01	5.38
2015-07-01	6.16
2015-10-01	6.71
2016-01-01	8.29
2016-04-01	11.78
2016-07-01	14.03
2016-10-01	14.55
2017-01-01	16.74
2017-04-01	17.26
2017-07-01	10.90
2017-10-01	8.74
2018-01-01	5.37
2018-04-01	0.98
2018-07-01	2.49