Quarterly Percent
1976-06-30 11
1976-09-30 17.7
1976-12-31 10.1
1977-03-31 18.3
1977-06-30 23
1977-09-30 26.2
1977-12-31 25.3
1978-03-31 17.1
1978-06-30 20.6
1978-09-30 21
1978-12-31 20.2
1979-03-31 28.9
1979-06-30 26.9
1979-09-30 30.2
1979-12-31 34.2
1980-03-31 35.2
1980-06-30 36.2
1980-09-30 35.8
1980-12-31 29.5
1981-03-31 26.5
1981-06-30 25.9
1981-09-30 25
1981-12-31 26.1
1982-03-31 29.2
1982-06-30 27.4
1982-09-30 29.3
1982-12-31 25.7
1983-03-31 22
1983-06-30 21.5
1983-09-30 19.7
1983-12-31 20.3
1984-03-31 17.8
1984-06-30 13.9
1984-09-30 13
1984-12-31 10.9
1985-03-31 14.6
1985-06-30 16.8
1985-09-30 18
1985-12-31 21.9
1986-03-31 18.1
1986-06-30 20.7
1986-09-30 15
1986-12-31 12.9
1987-03-31 14.9
1987-06-30 10
1987-09-30 13.6
1987-12-31 18
1988-03-31 16.1
1988-06-30 23.7
1988-09-30 26.9
1988-12-31 27.4
1989-03-31 32.6
1989-06-30 28.5
1989-09-30 28.1
1989-12-31 26.3
1990-03-31 24.2
1990-06-30 19.5
1990-09-30 16.6
1990-12-31 13.7
1991-03-31 9.3
1991-06-30 8.8
1991-09-30 4.8
1991-12-31 2
1992-03-31 0.9
1992-06-30 0.5
1992-09-30 -0.4
1992-12-31 0.5
1993-03-31 -1.3
1993-06-30 -3.1
1993-09-30 -1.1
1993-12-31 -2.2
1994-03-31 -1.4
1994-06-30 0.1
1994-09-30 -0.3
1994-12-31 1.3
1995-03-31 3.3
1995-06-30 3.6
1995-09-30 4.7
1995-12-31 5.2
1996-03-31 5.1
1996-06-30 5.3
1996-09-30 5
1996-12-31 3.3
1997-03-31 4.8
1997-06-30 3.5
1997-09-30 2.4
1997-12-31 3.5
1998-03-31 3.8
1998-06-30 4.6
1998-09-30 5.8
1998-12-31 6.3
1999-03-31 7.2
1999-06-30 6.7
1999-09-30 8.4
1999-12-31 10.9
2000-03-31 12.3
2000-06-30 14.4
2000-09-30 16.1
2000-12-31 15.7
2001-03-31 13.9
2001-06-30 11.7
2001-09-30 10
2001-12-31 10.3
2002-03-31 9.9
2002-06-30 11.3
2002-09-30 12
2002-12-31 12.2
2003-03-31 11.6
2003-06-30 12
2003-09-30 11.5
2003-12-31 11.2
2004-03-31 11.2
2004-06-30 11.7
2004-09-30 12.8
2004-12-31 10.6
2005-03-31 12.5
2005-06-30 14.2
2005-09-30 13.6
2005-12-31 17.3
2006-03-31 17.6
2006-06-30 15.8
2006-09-30 16.3
2006-12-31 16.8
2007-03-31 14.7
2007-06-30 14.8
2007-09-30 14.7
2007-12-31 10.3
2008-03-31 10
2008-06-30 10.1
2008-09-30 7.9
2008-12-31 6.3
2009-03-31 2.8
2009-06-30 -1.2
2009-09-30 -3.2
2009-12-31 -2.3
2010-03-31 -2.1
2010-06-30 -2.2
2010-09-30 -2.8
2010-12-31 -3.6
2011-03-31 -3.7
2011-06-30 -3.7
2011-09-30 -2
2011-12-31 -2.2
2012-03-31 -3.6
2012-06-30 -4
2012-09-30 -5.4
2012-12-31 -5.1
2013-03-31 -3.8
2013-06-30 -4.5
2013-09-30 -4.6
2013-12-31 -6.1
2014-03-31 -6.2
2014-06-30 -5.5
2014-09-30 -4.4
2014-12-31 -3.3
2015-03-31 -3.5