Quarter	Percentage of GDP
1977-10-01	36.4
1978-01-01	36.5
1978-04-01	37.3
1978-07-01	37.2
1978-10-01	37.4
1979-01-01	37.1
1979-04-01	38.0
1979-07-01	38.2
1979-10-01	38.2
1980-01-01	38.7
1980-04-01	39.8
1980-07-01	39.8
1980-10-01	40.1
1981-01-01	40.5
1981-04-01	41.6
1981-07-01	41.9
1981-10-01	42.2
1982-01-01	43.2
1982-04-01	44.2
1982-07-01	45.1
1982-10-01	45.8
1983-01-01	47.1
1983-04-01	48.3
1983-07-01	48.2
1983-10-01	48.6
1984-01-01	48.1
1984-04-01	48.0
1984-07-01	48.2
1984-10-01	48.8
1985-01-01	49.6
1985-04-01	51.1
1985-07-01	51.9
1985-10-01	52.9
1986-01-01	54.4
1986-04-01	57.9
1986-07-01	61.1
1986-10-01	63.0
1987-01-01	64.1
1987-04-01	66.4
1987-07-01	67.6
1987-10-01	69.5
1988-01-01	72.3
1988-04-01	75.5
1988-07-01	76.5
1988-10-01	74.9
1989-01-01	74.9
1989-04-01	76.7
1989-07-01	75.3
1989-10-01	74.4
1990-01-01	75.4
1990-04-01	75.1
1990-07-01	74.9
1990-10-01	75.7
1991-01-01	77.0
1991-04-01	75.2
1991-07-01	73.3
1991-10-01	72.9
1992-01-01	72.1
1992-04-01	71.9
1992-07-01	72.4
1992-10-01	70.4
1993-01-01	69.4
1993-04-01	66.6
1993-07-01	66.1
1993-10-01	63.8
1994-01-01	62.3
1994-04-01	61.3
1994-07-01	61.1
1994-10-01	60.3
1995-01-01	59.9
1995-04-01	59.8
1995-07-01	59.2
1995-10-01	59.1
1996-01-01	59.1
1996-04-01	58.9
1996-07-01	57.7
1996-10-01	58.5
1997-01-01	57.7
1997-04-01	58.3
1997-07-01	58.8
1997-10-01	60.4
1998-01-01	60.1
1998-04-01	61.7
1998-07-01	62.3
1998-10-01	62.0
1999-01-01	62.6
1999-04-01	60.5
1999-07-01	61.4
1999-10-01	62.3
2000-01-01	63.0
2000-04-01	63.9
2000-07-01	65.2
2000-10-01	68.1
2001-01-01	70.4
2001-04-01	67.8
2001-07-01	67.9
2001-10-01	65.5
2002-01-01	63.8
2002-04-01	65.0
2002-07-01	65.6
2002-10-01	65.0
2003-01-01	63.7
2003-04-01	63.5
2003-07-01	62.4
2003-10-01	62.8
2004-01-01	61.7
2004-04-01	62.3
2004-07-01	62.4
2004-10-01	63.6
2005-01-01	63.9
2005-04-01	66.3
2005-07-01	68.1
2005-10-01	70.0
2006-01-01	70.6
2006-04-01	71.5
2006-07-01	73.5
2006-10-01	74.6
2007-01-01	75.7
2007-04-01	75.7
2007-07-01	79.7
2007-10-01	80.4
2008-01-01	81.4
2008-04-01	80.6
2008-07-01	82.2
2008-10-01	83.6
2009-01-01	81.8
2009-04-01	78.6
2009-07-01	77.4
2009-10-01	76.7
2010-01-01	75.8
2010-04-01	74.4
2010-07-01	72.7
2010-10-01	69.9
2011-01-01	69.3
2011-04-01	67.4
2011-07-01	69.0
2011-10-01	68.4
2012-01-01	68.7
2012-04-01	69.1
2012-07-01	69.9
2012-10-01	70.2
2013-01-01	70.4
2013-04-01	72.2
2013-07-01	72.7
2013-10-01	74.0
2014-01-01	73.4
2014-04-01	74.1
2014-07-01	75.4
2014-10-01	76.7
2015-01-01	79.6
2015-04-01	80.0
2015-07-01	81.9
2015-10-01	81.7
2016-01-01	82.4
2016-04-01	82.4
2016-07-01	81.4
2016-10-01	80.3
2017-01-01	77.6
2017-04-01	77.2
2017-07-01	75.9
2017-10-01	75.5
2018-01-01	75.4