Quarter	Percentage of GDP
1975-01-01	76.3
1975-04-01	78.2
1975-07-01	78.6
1975-10-01	81.0
1976-01-01	83.0
1976-04-01	84.6
1976-07-01	85.8
1976-10-01	87.0
1977-01-01	89.3
1977-04-01	91.5
1977-07-01	92.9
1977-10-01	95.4
1978-01-01	95.7
1978-04-01	96.1
1978-07-01	95.9
1978-10-01	95.4
1979-01-01	94.7
1979-04-01	93.7
1979-07-01	90.9
1979-10-01	89.5
1980-01-01	87.4
1980-04-01	85.2
1980-07-01	86.2
1980-10-01	85.6
1981-01-01	85.4
1981-04-01	83.8
1981-07-01	83.2
1981-10-01	82.2
1982-01-01	84.1
1982-04-01	86.4
1982-07-01	88.3
1982-10-01	89.4
1983-01-01	90.6
1983-04-01	90.1
1983-07-01	89.6
1983-10-01	89.3
1984-01-01	90.7
1984-04-01	93.1
1984-07-01	93.7
1984-10-01	95.3
1985-01-01	95.9
1985-04-01	94.5
1985-07-01	93.7
1985-10-01	91.3
1986-01-01	90.7
1986-04-01	97.5
1986-07-01	98.6
1986-10-01	99.4
1987-01-01	100.1
1987-04-01	100.7
1987-07-01	102.5
1987-10-01	99.1
1988-01-01	101.0
1988-04-01	103.3
1988-07-01	103.8
1988-10-01	102.0
1989-01-01	107.1
1989-04-01	108.4
1989-07-01	107.1
1989-10-01	102.6
1990-01-01	105.7
1990-04-01	106.7
1990-07-01	103.7
1990-10-01	99.6
1991-01-01	99.9
1991-04-01	101.8
1991-07-01	97.8
1991-10-01	91.3
1992-01-01	99.8
1992-04-01	98.2
1992-07-01	97.2
1992-10-01	101.7
1993-01-01	102.2
1993-04-01	102.9
1993-07-01	99.0
1993-10-01	97.5
1994-01-01	97.1
1994-04-01	94.4
1994-07-01	92.8
1994-10-01	88.5
1995-01-01	88.7
1995-04-01	88.9
1995-07-01	87.4
1995-10-01	86.7
1996-01-01	87.2
1996-04-01	87.5
1996-07-01	86.2
1996-10-01	85.8
1997-01-01	88.6
1997-04-01	93.6
1997-07-01	94.4
1997-10-01	96.9
1998-01-01	100.4
1998-04-01	105.8
1998-07-01	106.6
1998-10-01	109.0
1999-01-01	111.5
1999-04-01	112.2
1999-07-01	109.2
1999-10-01	108.3
2000-01-01	106.9
2000-04-01	106.3
2000-07-01	109.9
2000-10-01	103.9
2001-01-01	104.0
2001-04-01	106.2
2001-07-01	104.1
2001-10-01	107.6
2002-01-01	111.5
2002-04-01	111.2
2002-07-01	112.1
2002-10-01	111.8
2003-01-01	113.8
2003-04-01	116.8
2003-07-01	113.9
2003-10-01	110.2
2004-01-01	113.9
2004-04-01	116.0
2004-07-01	116.5
2004-10-01	114.5
2005-01-01	114.2
2005-04-01	113.9
2005-07-01	112.2
2005-10-01	112.8
2006-01-01	112.5
2006-04-01	112.8
2006-07-01	113.8
2006-10-01	113.0
2007-01-01	118.8
2007-04-01	123.9
2007-07-01	123.6
2007-10-01	127.9
2008-01-01	133.4
2008-04-01	135.2
2008-07-01	138.1
2008-10-01	144.2
2009-01-01	146.4
2009-04-01	149.4
2009-07-01	147.0
2009-10-01	143.5
2010-01-01	142.3
2010-04-01	145.2
2010-07-01	144.6
2010-10-01	143.7
2011-01-01	143.8
2011-04-01	141.8
2011-07-01	139.0
2011-10-01	136.9
2012-01-01	146.2
2012-04-01	144.5
2012-07-01	143.3
2012-10-01	142.7
2013-01-01	142.2
2013-04-01	142.1
2013-07-01	139.7
2013-10-01	137.4
2014-01-01	137.6
2014-04-01	137.6
2014-07-01	138.1
2014-10-01	139.9
2015-01-01	144.4
2015-04-01	147.1
2015-07-01	150.4
2015-10-01	153.8
2016-01-01	153.7
2016-04-01	154.6
2016-07-01	154.8
2016-10-01	153.9
2017-01-01	151.5
2017-04-01	151.3
2017-07-01	146.7
2017-10-01	144.8
2018-01-01	142.9