Quarterly Percent
1983-06-30 24.9
1983-09-30 14.6
1983-12-31 89.8
1984-03-31 80.6
1984-06-30 103.3
1984-09-30 119.6
1984-12-31 20.4
1985-03-31 23.9
1985-06-30 18.7
1985-09-30 5.1
1985-12-31 7.8
1986-03-31 4.8
1986-06-30 10.7
1986-09-30 30
1986-12-31 23.9
1987-03-31 23.3
1987-06-30 22
1987-09-30 10.5
1987-12-31 -5.3
1988-03-31 -3.3
1988-06-30 7.8
1988-09-30 3.3
1988-12-31 6.8
1989-03-31 21.2
1989-06-30 28.4
1989-09-30 23.1
1989-12-31 70.6
1990-03-31 72.1
1990-06-30 37.8
1990-09-30 49.7
1990-12-31 12.3
1991-03-31 14.1
1991-06-30 33.2
1991-09-30 15.7
1991-12-31 8.4
1992-03-31 4.9
1992-06-30 -17.5
1992-09-30 1.5
1992-12-31 13.7
1993-03-31 13.5
1993-06-30 30.5
1993-09-30 27.1
1993-12-31 22.9
1994-03-31 27.4
1994-06-30 8.8
1994-09-30 2.6
1994-12-31 12.8
1995-03-31 3.5
1995-06-30 19
1995-09-30 15.9
1995-12-31 13.8
1996-03-31 20.6
1996-06-30 17.7
1996-09-30 20.2
1996-12-31 0.2
1997-03-31 18.2
1997-06-30 17
1997-09-30 22.9
1997-12-31 36.4
1998-03-31 10.9
1998-06-30 13.8
1998-09-30 8.5
1998-12-31 -1.9
1999-03-31 9.9
1999-06-30 6.6
1999-09-30 16.3
1999-12-31 24.4
2000-03-31 15.8
2000-06-30 23.1
2000-09-30 20.3
2000-12-31 25.6
2001-03-31 47.4
2001-06-30 34.8
2001-09-30 23.5
2001-12-31 44.6
2002-03-31 19.3
2002-06-30 25.6
2002-09-30 24.4
2002-12-31 6.6
2003-03-31 38.9
2003-06-30 28.9
2003-09-30 47.2
2003-12-31 46.1
2004-03-31 17.6
2004-06-30 24.6
2004-09-30 28.4
2004-12-31 28.5
2005-03-31 38.7
2005-06-30 35.6
2005-09-30 23.3
2005-12-31 21.7
2006-03-31 15.9
2006-06-30 41.3
2006-09-30 34
2006-12-31 29.2
2007-03-31 23.3
2007-06-30 8.6
2007-09-30 7.2
2007-12-31 15.4
2008-03-31 29.9
2008-06-30 17.8
2008-09-30 10.6
2008-12-31 11.6
2009-03-31 -18.4
2009-06-30 -22.2
2009-09-30 -14.4
2009-12-31 -24.6
2010-03-31 -3.6
2010-06-30 8
2010-09-30 14.2
2010-12-31 19.1
2011-03-31 15.4
2011-06-30 15.7
2011-09-30 13.3
2011-12-31 14.9
2012-03-31 -1
2012-06-30 4.1
2012-09-30 -5.3
2012-12-31 -5
2013-03-31 6.2
2013-06-30 7.7
2013-09-30 10
2013-12-31 7.5
2014-03-31 6.7
2014-06-30 -3.2
2014-09-30 5.2
2014-12-31 -1.9
2015-03-31 -0.6
2015-06-30 -11.2
2015-09-30 -12.4
2015-12-31 -9.8
2016-03-31 -2.1
2016-06-30 29.4
2016-09-30 21
2016-12-31 27.1
2017-03-31 21.1
2017-06-30 2.5
2017-09-30 -4
2017-12-31 -1.1
2018-03-31 3.8
2018-06-30 14.3
2018-09-30 19.8
2018-12-31 32
2019-03-31 11
2019-06-30 3.4
2019-09-30 11.1
2019-12-31 -9.8
2020-03-31 16.9
2020-06-30 17.2
2020-09-30 14.1
2020-12-31 26.2
2021-03-31 -4.6
2021-06-30 -5.3
2021-09-30 -1.7
2021-12-31 7.5
2022-03-31 33.3
2022-06-30 54.2
2022-09-30 70.9
2022-12-31 51.2
2023-03-31 24.4
2023-06-30 2.2