Quarter	Percentage of GDP
1974-10-01	60.9
1975-01-01	58.2
1975-04-01	58.9
1975-07-01	59.4
1975-10-01	61.9
1976-01-01	62.2
1976-04-01	60.3
1976-07-01	59.5
1976-10-01	58.7
1977-01-01	56.7
1977-04-01	54.9
1977-07-01	53.7
1977-10-01	53.6
1978-01-01	51.7
1978-04-01	50.4
1978-07-01	50.3
1978-10-01	51.2
1979-01-01	50.3
1979-04-01	49.4
1979-07-01	48.7
1979-10-01	49.4
1980-01-01	47.4
1980-04-01	46.7
1980-07-01	44.9
1980-10-01	46.4
1981-01-01	45.8
1981-04-01	45.1
1981-07-01	44.1
1981-10-01	44.7
1982-01-01	42.9
1982-04-01	41.9
1982-07-01	41.6
1982-10-01	42.5
1983-01-01	41.7
1983-04-01	41.1
1983-07-01	40.6
1983-10-01	41.9
1984-01-01	41.5
1984-04-01	41.6
1984-07-01	41.9
1984-10-01	43.4
1985-01-01	42.8
1985-04-01	42.1
1985-07-01	41.2
1985-10-01	43.0
1986-01-01	40.8
1986-04-01	40.8
1986-07-01	40.6
1986-10-01	42.7
1987-01-01	42.0
1987-04-01	42.3
1987-07-01	41.0
1987-10-01	43.1
1988-01-01	42.2
1988-04-01	43.4
1988-07-01	43.1
1988-10-01	45.5
1989-01-01	45.5
1989-04-01	47.1
1989-07-01	46.8
1989-10-01	49.7
1990-01-01	48.6
1990-04-01	49.2
1990-07-01	48.4
1990-10-01	52.0
1991-01-01	50.5
1991-04-01	52.1
1991-07-01	51.9
1991-10-01	54.5
1992-01-01	54.2
1992-04-01	55.2
1992-07-01	55.5
1992-10-01	57.8
1993-01-01	57.7
1993-04-01	57.8
1993-07-01	57.2
1993-10-01	58.4
1994-01-01	56.4
1994-04-01	56.1
1994-07-01	54.7
1994-10-01	55.7
1995-01-01	55.0
1995-04-01	54.8
1995-07-01	52.9
1995-10-01	53.3
1996-01-01	51.5
1996-04-01	51.4
1996-07-01	50.2
1996-10-01	51.2
1997-01-01	50.7
1997-04-01	51.6
1997-07-01	50.7
1997-10-01	52.1
1998-01-01	51.3
1998-04-01	51.5
1998-07-01	50.6
1998-10-01	52.2
1999-01-01	52.6
1999-04-01	54.1
1999-07-01	54.0
1999-10-01	55.5
2000-01-01	56.2
2000-04-01	56.9
2000-07-01	57.5
2000-10-01	58.7
2001-01-01	58.7
2001-04-01	58.7
2001-07-01	58.5
2001-10-01	59.8
2002-01-01	59.5
2002-04-01	60.4
2002-07-01	60.2
2002-10-01	61.4
2003-01-01	61.6
2003-04-01	62.3
2003-07-01	62.9
2003-10-01	64.3
2004-01-01	64.0
2004-04-01	65.1
2004-07-01	65.1
2004-10-01	66.6
2005-01-01	67.3
2005-04-01	68.7
2005-07-01	68.7
2005-10-01	69.5
2006-01-01	70.8
2006-04-01	71.9
2006-07-01	72.5
2006-10-01	74.4
2007-01-01	75.0
2007-04-01	76.4
2007-07-01	77.5
2007-10-01	79.7
2008-01-01	80.0
2008-04-01	80.4
2008-07-01	81.0
2008-10-01	82.2
2009-01-01	83.0
2009-04-01	84.8
2009-07-01	85.1
2009-10-01	85.8
2010-01-01	86.0
2010-04-01	90.7
2010-07-01	91.1
2010-10-01	91.3
2011-01-01	92.8
2011-04-01	93.3
2011-07-01	93.4
2011-10-01	92.5
2012-01-01	91.9
2012-04-01	92.2
2012-07-01	91.5
2012-10-01	91.6
2013-01-01	91.3
2013-04-01	90.5
2013-07-01	89.7
2013-10-01	88.5
2014-01-01	89.1
2014-04-01	88.5
2014-07-01	88.0
2014-10-01	86.7
2015-01-01	86.8
2015-04-01	87.1
2015-07-01	86.2
2015-10-01	85.8
2016-01-01	84.9
2016-04-01	84.9
2016-07-01	84.2
2016-10-01	83.5
2017-01-01	83.5
2017-04-01	82.2
2017-07-01	79.7
2017-10-01	79.2
2018-01-01	79.2