Quarter	Percentage of GDP
1971-04-01	79.6
1971-07-01	79.7
1971-10-01	78.7
1972-01-01	76.0
1972-04-01	73.2
1972-07-01	75.3
1972-10-01	73.1
1973-01-01	74.8
1973-04-01	71.7
1973-07-01	73.8
1973-10-01	75.4
1974-01-01	77.7
1974-04-01	78.8
1974-07-01	80.9
1974-10-01	84.1
1975-01-01	83.0
1975-04-01	79.8
1975-07-01	79.8
1975-10-01	79.0
1976-01-01	75.6
1976-04-01	74.1
1976-07-01	73.4
1976-10-01	73.9
1977-01-01	71.0
1977-04-01	69.2
1977-07-01	68.3
1977-10-01	69.2
1978-01-01	67.7
1978-04-01	66.2
1978-07-01	69.6
1978-10-01	74.7
1979-01-01	74.2
1979-04-01	75.8
1979-07-01	73.4
1979-10-01	75.2
1980-01-01	74.2
1980-04-01	73.6
1980-07-01	75.8
1980-10-01	79.3
1981-01-01	78.3
1981-04-01	80.0
1981-07-01	80.9
1981-10-01	81.7
1982-01-01	81.2
1982-04-01	79.6
1982-07-01	82.3
1982-10-01	77.0
1983-01-01	76.0
1983-04-01	76.2
1983-07-01	75.9
1983-10-01	78.8
1984-01-01	79.5
1984-04-01	79.1
1984-07-01	77.7
1984-10-01	77.6
1985-01-01	78.3
1985-04-01	77.7
1985-07-01	73.6
1985-10-01	77.1
1986-01-01	75.7
1986-04-01	74.0
1986-07-01	75.8
1986-10-01	76.0
1987-01-01	75.5
1987-04-01	77.6
1987-07-01	78.7
1987-10-01	77.9
1988-01-01	77.5
1988-04-01	78.2
1988-07-01	77.1
1988-10-01	75.2
1989-01-01	71.5
1989-04-01	71.6
1989-07-01	71.5
1989-10-01	70.6
1990-01-01	70.4
1990-04-01	71.1
1990-07-01	75.2
1990-10-01	76.4
1991-01-01	79.1
1991-04-01	81.1
1991-07-01	82.1
1991-10-01	82.4
1992-01-01	81.7
1992-04-01	82.1
1992-07-01	81.8
1992-10-01	86.4
1993-01-01	88.8
1993-04-01	86.8
1993-07-01	85.1
1993-10-01	88.7
1994-01-01	86.5
1994-04-01	85.7
1994-07-01	84.7
1994-10-01	86.8
1995-01-01	86.6
1995-04-01	87.1
1995-07-01	86.2
1995-10-01	88.4
1996-01-01	87.3
1996-04-01	87.5
1996-07-01	87.6
1996-10-01	87.7
1997-01-01	88.8
1997-04-01	94.1
1997-07-01	95.5
1997-10-01	97.0
1998-01-01	101.4
1998-04-01	102.7
1998-07-01	103.3
1998-10-01	106.4
1999-01-01	110.7
1999-04-01	118.3
1999-07-01	121.8
1999-10-01	128.3
2000-01-01	133.4
2000-04-01	128.4
2000-07-01	130.3
2000-10-01	128.4
2001-01-01	128.3
2001-04-01	129.7
2001-07-01	128.6
2001-10-01	134.6
2002-01-01	135.0
2002-04-01	136.7
2002-07-01	136.7
2002-10-01	134.4
2003-01-01	128.6
2003-04-01	131.8
2003-07-01	135.2
2003-10-01	143.1
2004-01-01	142.6
2004-04-01	141.9
2004-07-01	151.1
2004-10-01	158.7
2005-01-01	158.2
2005-04-01	160.5
2005-07-01	170.0
2005-10-01	175.1
2006-01-01	188.3
2006-04-01	200.4
2006-07-01	205.4
2006-10-01	210.6
2007-01-01	214.8
2007-04-01	218.5
2007-07-01	224.5
2007-10-01	225.2
2008-01-01	241.3
2008-04-01	249.4
2008-07-01	262.9
2008-10-01	281.6
2009-01-01	292.2
2009-04-01	296.6
2009-07-01	306.6
2009-10-01	318.2
2010-01-01	326.2
2010-04-01	328.9
2010-07-01	317.3
2010-10-01	318.3
2011-01-01	320.9
2011-04-01	319.1
2011-07-01	324.3
2011-10-01	325.5
2012-01-01	323.9
2012-04-01	329.1
2012-07-01	327.6
2012-10-01	314.7
2013-01-01	307.1
2013-04-01	297.6
2013-07-01	292.4
2013-10-01	296.6
2014-01-01	292.4
2014-04-01	294.1
2014-07-01	292.2
2014-10-01	300.8
2015-01-01	398.5
2015-04-01	363.7
2015-07-01	336.0
2015-10-01	324.4
2016-01-01	321.1
2016-04-01	320.4
2016-07-01	302.5
2016-10-01	301.2
2017-01-01	289.8
2017-04-01	277.5
2017-07-01	266.0
2017-10-01	257.4
2018-01-01	241.1