Quarter	Percent per Annum
1981-01-01	13.37
1981-04-01	15.74
1981-07-01	15.16
1981-10-01	11.86
1982-01-01	6.25
1982-04-01	3.04
1982-07-01	1.86
1982-10-01	2.56
1983-01-01	5.11
1983-04-01	6.48
1983-07-01	6.66
1983-10-01	5.67
1984-01-01	3.59
1984-04-01	2.20
1984-07-01	1.45
1984-10-01	1.30
1985-01-01	1.75
1985-04-01	2.15
1985-07-01	2.50
1985-10-01	2.81
1986-01-01	3.06
1986-04-01	3.68
1986-07-01	4.65
1986-10-01	5.96
1987-01-01	7.61
1987-04-01	8.79
1987-07-01	9.51
1987-10-01	9.79
1988-01-01	9.64
1988-04-01	9.78
1988-07-01	10.20
1988-10-01	10.86
1989-01-01	11.76
1989-04-01	12.32
1989-07-01	12.55
1989-10-01	12.48
1990-01-01	12.14
1990-04-01	11.66
1990-07-01	11.05
1990-10-01	10.33
1991-01-01	9.49
1991-04-01	8.63
1991-07-01	7.76
1991-10-01	6.85
1992-01-01	5.92
1992-04-01	5.06
1992-07-01	4.25
1992-10-01	3.50
1993-01-01	2.79
1993-04-01	2.33
1993-07-01	2.09
1993-10-01	2.08
1994-01-01	2.30
1994-04-01	2.35
1994-07-01	2.24
1994-10-01	1.98
1995-01-01	1.56
1995-04-01	1.33
1995-07-01	1.26
1995-10-01	1.37
1996-01-01	1.65
1996-04-01	2.18
1996-07-01	2.41
1996-10-01	2.03
1997-01-01	0.85
1997-04-01	1.53
1997-07-01	1.60
1997-10-01	1.15
1998-01-01	1.52
1998-04-01	1.60
1998-07-01	2.28
1998-10-01	2.38
1999-01-01	3.70
1999-04-01	3.68
1999-07-01	4.24
1999-10-01	5.00
2000-01-01	5.52
2000-04-01	5.50
2000-07-01	5.21
2000-10-01	5.16
2001-01-01	5.07
2001-04-01	5.00
2001-07-01	5.18
2001-10-01	5.28
2002-01-01	6.08
2002-04-01	6.65
2002-07-01	6.67
2002-10-01	6.59
2003-01-01	5.90
2003-04-01	5.71
2003-07-01	5.59
2003-10-01	6.22
2004-01-01	6.03
2004-04-01	6.37
2004-07-01	6.80
2004-10-01	7.11
2005-01-01	7.46
2005-04-01	7.31
2005-07-01	7.22
2005-10-01	7.14
2006-01-01	7.07
2006-04-01	6.81
2006-07-01	6.43
2006-10-01	6.06
2007-01-01	5.31
2007-04-01	4.73
2007-07-01	4.45
2007-10-01	3.83
2008-01-01	3.74
2008-04-01	2.95
2008-07-01	1.47
2008-10-01	-0.35
2009-01-01	-2.82
2009-04-01	-4.46
2009-07-01	-4.26
2009-10-01	-2.76
2010-01-01	-1.35
2010-04-01	0.95
2010-07-01	1.64
2010-10-01	1.91
2011-01-01	1.91
2011-04-01	1.41
2011-07-01	1.08
2011-10-01	-0.29
2012-01-01	-0.60
2012-04-01	-1.37
2012-07-01	-2.43
2012-10-01	-2.02
2013-01-01	-2.77
2013-04-01	-2.45
2013-07-01	-1.44
2013-10-01	-1.54
2014-01-01	-0.39
2014-04-01	0.25
2014-07-01	0.56
2014-10-01	0.82
2015-01-01	1.01
2015-04-01	1.56
2015-07-01	1.77
2015-10-01	2.48
2016-01-01	2.97
2016-04-01	3.17
2016-07-01	3.55
2016-10-01	3.88
2017-01-01	3.56
2017-04-01	3.52
2017-07-01	3.71
2017-10-01	3.86
2018-01-01	4.28
2018-04-01	4.14