Quarterly Percent
1987-09-30 21.6
1987-12-31 23.1
1988-03-31 6.9
1988-06-30 3.3
1988-09-30 20.3
1988-12-31 16.3
1989-03-31 -2.4
1989-06-30 -1.3
1989-09-30 17.6
1989-12-31 15.9
1990-03-31 5.7
1990-06-30 7.6
1990-09-30 19.7
1990-12-31 21
1991-03-31 -0.9
1991-06-30 -3.2
1991-09-30 11.7
1991-12-31 11.9
1992-03-31 -1.4
1992-06-30 -2.9
1992-09-30 7.4
1992-12-31 6
1993-03-31 -4.3
1993-06-30 -1.4
1993-09-30 12.6
1993-12-31 18.3
1994-03-31 1.9
1994-06-30 2.8
1994-09-30 23.8
1994-12-31 26.9
1995-03-31 10.7
1995-06-30 7.8
1995-09-30 23
1995-12-31 28.5
1996-03-31 13.1
1996-06-30 10
1996-09-30 28.8
1996-12-31 36.1
1997-03-31 17.8
1997-06-30 9.1
1997-09-30 25.5
1997-12-31 36.9
1998-03-31 22.2
1998-06-30 15.1
1998-09-30 31.3
1998-12-31 37.4
1999-03-31 20.2
1999-06-30 11.4
1999-09-30 23.3
1999-12-31 30
2000-03-31 18.4
2000-06-30 14.4
2000-09-30 25.4
2000-12-31 27.2
2001-03-31 12.8
2001-06-30 9.6
2001-09-30 20.8
2001-12-31 24.5
2002-03-31 16.3
2002-06-30 11.5
2002-09-30 23.5
2002-12-31 25.5
2003-03-31 14.5
2003-06-30 17
2003-09-30 28.4
2003-12-31 24.6
2004-03-31 15.1
2004-06-30 16.2
2004-09-30 26.4
2004-12-31 25.7
2005-03-31 14.7
2005-06-30 9.8
2005-09-30 13.7
2005-12-31 12.9
2006-03-31 3.9
2006-06-30 1.3
2006-09-30 5.2
2006-12-31 5.9
2007-03-31 0.1
2007-06-30 -2.6
2007-09-30 5.9
2007-12-31 11.5
2008-03-31 5.1
2008-06-30 3.7
2008-09-30 12.2
2008-12-31 12.2
2009-03-31 3.3
2009-06-30 1.1
2009-09-30 5.7
2009-12-31 8.5
2010-03-31 2.5
2010-06-30 -1.5
2010-09-30 4.8
2010-12-31 8.1
2011-03-31 0.4
2011-06-30 -1.1
2011-09-30 6.1
2011-12-31 5.7
2012-03-31 -2
2012-06-30 -2.7
2012-09-30 4.3
2012-12-31 7.1
2013-03-31 1.3
2013-06-30 0.2
2013-09-30 7.2
2013-12-31 9.2
2014-03-31 2
2014-06-30 -0.1
2014-09-30 7.3
2014-12-31 10.3
2015-03-31 2.8
2015-06-30 0.8
2015-09-30 8.9
2015-12-31 11.9
2016-03-31 6.3
2016-06-30 3.9
2016-09-30 10.6
2016-12-31 13.8
2017-03-31 6.6
2017-06-30 4.6
2017-09-30 11.8
2017-12-31 12.9
2018-03-31 6.6
2018-06-30 6.2
2018-09-30 10.4
2018-12-31 7.9
2019-03-31 2
2019-06-30 2.1
2019-09-30 7.1
2019-12-31 7.1
2020-03-31 -6.9
2020-06-30 -26.3
2020-09-30 -16.4
2020-12-31 -5.2
2021-03-31 -19.2
2021-06-30 -7.5
2021-09-30 13.6
2021-12-31 12.6
2022-03-31 7.5
2022-06-30 12.3
2022-09-30 17
2022-12-31 12.4
2023-03-31 8.5
2023-06-30 11.7
2023-09-30 16.6
2023-12-31 13.5