Quarterly Percent
1988-03-31 2.6
1988-06-30 3.8
1988-09-30 -13.3
1988-12-31 -10.9
1989-03-31 -13.4
1989-06-30 -8.1
1989-09-30 2
1989-12-31 -3.1
1990-03-31 4
1990-06-30 -4
1990-09-30 -1
1990-12-31 -3
1991-03-31 -8.1
1991-06-30 -10
1991-09-30 -16.5
1991-12-31 0.7
1992-03-31 20.8
1992-06-30 21.1
1992-09-30 37.2
1992-12-31 21.3
1993-03-31 17
1993-06-30 26.2
1993-09-30 18.9
1993-12-31 25.8
1994-03-31 20.7
1994-06-30 23.8
1994-09-30 27.8
1994-12-31 24.3
1995-03-31 27.4
1995-06-30 15.7
1995-09-30 9.5
1995-12-31 9.3
1996-03-31 4.8
1996-06-30 10.6
1996-09-30 3.9
1996-12-31 21.9
1997-03-31 -1.4
1997-06-30 7
1997-09-30 23.7
1997-12-31 -2.2
1998-03-31 8.2
1998-06-30 16.4
1998-09-30 -0.4
1998-12-31 8.7
1999-03-31 13.3
1999-06-30 -4.8
1999-09-30 -5.9
1999-12-31 0.4
2000-03-31 -2.5
2000-06-30 3.9
2000-09-30 5.3
2000-12-31 -8.6
2001-03-31 -23.5
2001-06-30 -26.1
2001-09-30 -15.1
2001-12-31 7.8
2002-03-31 37
2002-06-30 40.9
2002-09-30 3.7
2002-12-31 -11.1
2003-03-31 6.2
2003-06-30 -8.9
2003-09-30 15.5
2003-12-31 -1.1
2004-03-31 5.7
2004-06-30 24
2004-09-30 41.6
2004-12-31 42.9
2005-03-31 11.3
2005-06-30 20.9
2005-09-30 -1.8
2005-12-31 3.7
2006-03-31 -2.3
2006-06-30 -13.4
2006-09-30 6.7
2006-12-31 3
2007-03-31 9.1
2007-06-30 11.8
2007-09-30 -1.6
2007-12-31 -3.7
2008-03-31 -16.6
2008-06-30 -14.9
2008-09-30 -0.3
2008-12-31 51.7
2009-03-31 94.3
2009-06-30 90.6
2009-09-30 81.3
2009-12-31 34.5
2010-03-31 35.9
2010-06-30 23.1
2010-09-30 21.3
2010-12-31 18.4
2011-03-31 1.3
2011-06-30 1.1
2011-09-30 7.9
2011-12-31 10.8
2012-03-31 14.5
2012-06-30 20.9
2012-09-30 9.9
2012-12-31 13.7
2013-03-31 16.4
2013-06-30 16.4
2013-09-30 3.1
2013-12-31 -0.6
2014-03-31 1.1
2014-06-30 0.5
2014-09-30 12.7
2014-12-31 10
2015-03-31 7.2
2015-06-30 9.3
2015-09-30 5.4
2015-12-31 6.1
2016-03-31 3.2
2016-06-30 11
2016-09-30 4.6
2016-12-31 1.2
2017-03-31 5.6
2017-06-30 -3
2017-09-30 5.4
2017-12-31 13.3
2018-03-31 1.4
2018-06-30 0.6
2018-09-30 -7.5
2018-12-31 -12.2
2019-03-31 -8.6
2019-06-30 -3
2019-09-30 -7.2
2019-12-31 -6
2020-03-31 -0.1
2020-06-30 8.2
2020-09-30 26.2
2020-12-31 31.8
2021-03-31 36.5
2021-06-30 21
2021-09-30 8.7
2021-12-31 7.7
2022-03-31 -2.9
2022-06-30 -2.5
2022-09-30 -4
2022-12-31 9.1
2023-03-31 15.8
2023-06-30 10.1
2023-09-30 12.5
2023-12-31 10.8