Quarterly Percent
1979-03-31 9.77
1979-06-30 9.24
1979-09-30 10.69
1979-12-31 12.48
1980-03-31 15.59
1980-06-30 7.98
1980-09-30 11.71
1980-12-31 14.81
1981-03-31 13.19
1981-06-30 14.63
1981-09-30 15.26
1981-12-31 12.27
1982-03-31 14.86
1982-06-30 14.05
1982-09-30 8.08
1982-12-31 8.52
1983-03-31 9.27
1983-06-30 9.52
1983-09-30 9.43
1983-12-31 9.66
1984-03-31 10.1
1984-06-30 10.23
1984-09-30 10.6
1984-12-31 8
1985-03-31 8.39
1985-06-30 7.12
1985-09-30 7.16
1985-12-31 7.11
1986-03-31 6.59
1986-06-30 6.14
1986-09-30 5.44
1986-12-31 5.85
1987-03-31 5.8
1987-06-30 5.83
1987-09-30 6.88
1987-12-31 5.91
1988-03-31 5.82
1988-06-30 6.77
1988-09-30 7.49
1988-12-31 8.38
1989-03-31 9.25
1989-06-30 8.24
1989-09-30 8.14
1989-12-31 7.92
1990-03-31 8.09
1990-06-30 7.99
1990-09-30 7.43
1990-12-31 6.62
1991-03-31 5.84
1991-06-30 5.54
1991-09-30 5.13
1991-12-31 3.86
1992-03-31 3.98
1992-06-30 3.56
1992-09-30 2.73
1992-12-31 3.06
1993-03-31 2.9
1993-06-30 3.03
1993-09-30 2.92
1993-12-31 2.98
1994-03-31 3.47
1994-06-30 4.14
1994-09-30 4.57
1994-12-31 5.46
1995-03-31 5.858
1995-06-30 5.638
1995-09-30 5.419
1995-12-31 4.961
1996-03-31 5.166
1996-06-30 5.18
1996-09-30 5.02
1996-12-31 5.15
1997-03-31 5.32
1997-06-30 5.12
1997-09-30 5
1997-12-31 5.36
1998-03-31 5.2
1998-06-30 4.99
1998-09-30 4.38
1998-12-31 4.53
1999-03-31 4.47
1999-06-30 4.83
1999-09-30 4.82
1999-12-31 5.38
2000-03-31 5.87
2000-06-30 5.82
2000-09-30 6.05
2000-12-31 5.73
2001-03-31 4.2
2001-06-30 3.57
2001-09-30 2.35
2001-12-31 1.71
2002-03-31 1.76
2002-06-30 1.67
2002-09-30 1.54
2002-12-31 1.2
2003-03-31 1.12
2003-06-30 0.89
2003-09-30 0.94
2003-12-31 0.93
2004-03-31 0.93
2004-06-30 1.31
2004-09-30 1.68
2004-12-31 2.18
2005-03-31 2.73
2005-06-30 3.06
2005-09-30 3.47
2005-12-31 3.92
2006-03-31 4.52
2006-06-30 4.88
2006-09-30 4.77
2006-12-31 4.89
2007-03-31 4.91
2007-06-30 4.68
2007-09-30 3.62
2007-12-31 3.29
2008-03-31 1.36
2008-06-30 1.87
2008-09-30 0.9
2008-12-31 0.11
2009-03-31 0.13
2009-06-30 0.2
2009-09-30 0.14
2009-12-31 0.06
2010-03-31 0.16
2010-06-30 0.18
2010-09-30 0.16
2010-12-31 0.15
2011-03-31 0.09
2011-06-30 0.03
2011-09-30 0.02
2011-12-31 0.02
2012-03-31 0.07
2012-06-30 0.09
2012-09-30 0.1
2012-12-31 0.05
2013-03-31 0.07
2013-06-30 0.04
2013-09-30 0.02
2013-12-31 0.07
2014-03-31 0.05
2014-06-30 0.03
2014-09-30 0.02
2014-12-31 0.04
2015-03-31 0.03
2015-06-30 0.01
2015-09-30 -0.01
2015-12-31 0.16
2016-03-31 0.21
2016-06-30 0.26
2016-09-30 0.28
2016-12-31 0.5
2017-03-31 0.75
2017-06-30 1.01
2017-09-30 1.04
2017-12-31 1.37
2018-03-31 1.7
2018-06-30 1.89
2018-09-30 2.15
2018-12-31 2.35
2019-03-31 2.38
2019-06-30 2.09
2019-09-30 1.76
2019-12-31 1.54
2020-03-31 0.11
2020-06-30 0.14
2020-09-30 0.09
2020-12-31 0.08
2021-03-31 0.02
2021-06-30 0.04
2021-09-30 0.04
2021-12-31 0.06
2022-03-31 0.55
2022-06-30 1.73
2022-09-30 3.26
2022-12-31 4.34
2023-03-31 4.8
2023-06-30 5.2
2023-09-30 5.32
2023-12-31 5.25