Quarter	Percentage of GDP
1980-10-01	34.4
1981-01-01	33.7
1981-04-01	34.2
1981-07-01	34.4
1981-10-01	35.9
1982-01-01	38.5
1982-04-01	35.9
1982-07-01	34.1
1982-10-01	30.2
1983-01-01	27.1
1983-04-01	26.3
1983-07-01	23.7
1983-10-01	24.1
1984-01-01	22.6
1984-04-01	24.1
1984-07-01	24.4
1984-10-01	27.0
1985-01-01	27.2
1985-04-01	26.9
1985-07-01	30.9
1985-10-01	31.6
1986-01-01	30.8
1986-04-01	34.6
1986-07-01	35.1
1986-10-01	35.1
1987-01-01	33.2
1987-04-01	32.6
1987-07-01	30.7
1987-10-01	33.7
1988-01-01	25.5
1988-04-01	21.3
1988-07-01	19.1
1988-10-01	20.1
1989-01-01	19.2
1989-04-01	20.6
1989-07-01	21.8
1989-10-01	25.3
1990-01-01	22.3
1990-04-01	24.3
1990-07-01	24.3
1990-10-01	26.4
1991-01-01	26.5
1991-04-01	28.2
1991-07-01	29.4
1991-10-01	33.3
1992-01-01	34.3
1992-04-01	36.3
1992-07-01	37.9
1992-10-01	39.7
1993-01-01	40.6
1993-04-01	42.3
1993-07-01	43.7
1993-10-01	45.1
1994-01-01	46.4
1994-04-01	47.8
1994-07-01	48.4
1994-10-01	49.5
1995-01-01	50.8
1995-04-01	51.1
1995-07-01	50.6
1995-10-01	49.5
1996-01-01	46.7
1996-04-01	44.5
1996-07-01	42.5
1996-10-01	40.7
1997-01-01	40.1
1997-04-01	38.7
1997-07-01	36.1
1997-10-01	34.6
1998-01-01	34.2
1998-04-01	34.2
1998-07-01	34.0
1998-10-01	32.0
1999-01-01	31.0
1999-04-01	30.2
1999-07-01	27.9
1999-10-01	27.0
2000-01-01	26.3
2000-04-01	26.6
2000-07-01	25.7
2000-10-01	25.1
2001-01-01	24.7
2001-04-01	23.6
2001-07-01	23.7
2001-10-01	23.8
2002-01-01	23.2
2002-04-01	24.1
2002-07-01	24.3
2002-10-01	24.6
2003-01-01	24.4
2003-04-01	24.2
2003-07-01	24.6
2003-10-01	24.9
2004-01-01	24.8
2004-04-01	24.5
2004-07-01	24.2
2004-10-01	24.0
2005-01-01	24.1
2005-04-01	23.9
2005-07-01	23.5
2005-10-01	24.0
2006-01-01	24.2
2006-04-01	24.7
2006-07-01	24.7
2006-10-01	25.6
2007-01-01	25.8
2007-04-01	26.0
2007-07-01	27.0
2007-10-01	28.2
2008-01-01	28.2
2008-04-01	28.0
2008-07-01	28.8
2008-10-01	30.0
2009-01-01	30.7
2009-04-01	30.3
2009-07-01	30.5
2009-10-01	30.2
2010-01-01	30.0
2010-04-01	30.1
2010-07-01	29.8
2010-10-01	29.8
2011-01-01	30.2
2011-04-01	30.1
2011-07-01	31.7
2011-10-01	31.9
2012-01-01	31.2
2012-04-01	31.5
2012-07-01	31.7
2012-10-01	32.1
2013-01-01	31.9
2013-04-01	32.9
2013-07-01	34.1
2013-10-01	35.2
2014-01-01	35.2
2014-04-01	35.5
2014-07-01	35.8
2014-10-01	36.6
2015-01-01	37.0
2015-04-01	37.6
2015-07-01	39.4
2015-10-01	39.9
2016-01-01	40.8
2016-04-01	41.9
2016-07-01	42.6
2016-10-01	43.0
2017-01-01	41.4
2017-04-01	40.9
2017-07-01	41.5
2017-10-01	43.0
2018-01-01	41.9