Quarter	Percentage of GDP
1960-10-01	30.6
1961-01-01	30.9
1961-04-01	31.0
1961-07-01	31.1
1961-10-01	31.1
1962-01-01	31.1
1962-04-01	31.1
1962-07-01	31.1
1962-10-01	31.2
1963-01-01	31.1
1963-04-01	31.1
1963-07-01	31.0
1963-10-01	30.9
1964-01-01	30.8
1964-04-01	30.7
1964-07-01	30.6
1964-10-01	30.4
1965-01-01	30.0
1965-04-01	29.7
1965-07-01	29.5
1965-10-01	29.2
1966-01-01	29.4
1966-04-01	29.6
1966-07-01	29.8
1966-10-01	29.9
1967-01-01	29.8
1967-04-01	29.7
1967-07-01	29.7
1967-10-01	29.6
1968-01-01	29.7
1968-04-01	29.9
1968-07-01	30.0
1968-10-01	30.2
1969-01-01	30.6
1969-04-01	31.0
1969-07-01	31.3
1969-10-01	31.4
1970-01-01	31.1
1970-04-01	30.8
1970-07-01	30.4
1970-10-01	30.0
1971-01-01	30.0
1971-04-01	30.0
1971-07-01	30.0
1971-10-01	30.1
1972-01-01	30.3
1972-04-01	30.4
1972-07-01	30.5
1972-10-01	30.5
1973-01-01	30.6
1973-04-01	30.5
1973-07-01	30.4
1973-10-01	30.2
1974-01-01	30.1
1974-04-01	29.9
1974-07-01	29.6
1974-10-01	29.4
1975-01-01	30.3
1975-04-01	30.4
1975-07-01	30.2
1975-10-01	30.3
1976-01-01	30.4
1976-04-01	30.9
1976-07-01	30.8
1976-10-01	30.5
1977-01-01	31.2
1977-04-01	31.8
1977-07-01	31.4
1977-10-01	31.6
1978-01-01	31.8
1978-04-01	31.8
1978-07-01	31.3
1978-10-01	31.1
1979-01-01	31.3
1979-04-01	32.0
1979-07-01	31.8
1979-10-01	31.6
1980-01-01	30.8
1980-04-01	30.8
1980-07-01	30.6
1980-10-01	30.6
1981-01-01	30.7
1981-04-01	31.5
1981-07-01	30.8
1981-10-01	31.1
1982-01-01	31.4
1982-04-01	32.1
1982-07-01	32.1
1982-10-01	32.3
1983-01-01	33.0
1983-04-01	34.0
1983-07-01	33.1
1983-10-01	33.1
1984-01-01	34.1
1984-04-01	35.4
1984-07-01	35.3
1984-10-01	36.7
1985-01-01	37.3
1985-04-01	39.7
1985-07-01	40.7
1985-10-01	43.4
1986-01-01	44.3
1986-04-01	47.9
1986-07-01	50.2
1986-10-01	53.0
1987-01-01	54.0
1987-04-01	54.7
1987-07-01	56.6
1987-10-01	59.7
1988-01-01	59.9
1988-04-01	61.1
1988-07-01	59.2
1988-10-01	60.0
1989-01-01	60.2
1989-04-01	61.0
1989-07-01	60.5
1989-10-01	61.2
1990-01-01	61.7
1990-04-01	62.3
1990-07-01	61.0
1990-10-01	59.5
1991-01-01	58.8
1991-04-01	57.3
1991-07-01	54.6
1991-10-01	53.6
1992-01-01	52.3
1992-04-01	50.7
1992-07-01	51.7
1992-10-01	52.4
1993-01-01	50.6
1993-04-01	50.7
1993-07-01	49.5
1993-10-01	50.2
1994-01-01	49.8
1994-04-01	49.8
1994-07-01	49.6
1994-10-01	50.0
1995-01-01	52.6
1995-04-01	53.0
1995-07-01	53.0
1995-10-01	53.9
1996-01-01	54.2
1996-04-01	55.2
1996-07-01	55.2
1996-10-01	55.4
1997-01-01	56.0
1997-04-01	57.8
1997-07-01	59.1
1997-10-01	60.0
1998-01-01	61.6
1998-04-01	63.3
1998-07-01	64.0
1998-10-01	63.8
1999-01-01	64.5
1999-04-01	65.8
1999-07-01	65.8
1999-10-01	64.8
2000-01-01	63.6
2000-04-01	63.9
2000-07-01	64.1
2000-10-01	62.6
2001-01-01	63.1
2001-04-01	63.6
2001-07-01	64.7
2001-10-01	66.6
2002-01-01	68.2
2002-04-01	70.5
2002-07-01	71.6
2002-10-01	71.6
2003-01-01	71.7
2003-04-01	73.4
2003-07-01	74.0
2003-10-01	74.7
2004-01-01	75.5
2004-04-01	75.6
2004-07-01	75.5
2004-10-01	74.8
2005-01-01	75.5
2005-04-01	76.7
2005-07-01	77.4
2005-10-01	79.3
2006-01-01	79.9
2006-04-01	81.7
2006-07-01	82.3
2006-10-01	84.6
2007-01-01	86.2
2007-04-01	88.9
2007-07-01	90.1
2007-10-01	90.0
2008-01-01	89.4
2008-04-01	88.4
2008-07-01	84.7
2008-10-01	84.3
2009-01-01	84.1
2009-04-01	84.2
2009-07-01	83.7
2009-10-01	83.6
2010-01-01	79.2
2010-04-01	78.7
2010-07-01	79.2
2010-10-01	77.4
2011-01-01	75.8
2011-04-01	75.0
2011-07-01	74.1
2011-10-01	72.7
2012-01-01	70.0
2012-04-01	69.7
2012-07-01	68.7
2012-10-01	68.3
2013-01-01	68.6
2013-04-01	69.4
2013-07-01	68.9
2013-10-01	68.7
2014-01-01	68.7
2014-04-01	70.1
2014-07-01	70.4
2014-10-01	72.0
2015-01-01	73.7
2015-04-01	75.6
2015-07-01	76.5
2015-10-01	77.0
2016-01-01	77.9
2016-04-01	79.3
2016-07-01	80.4
2016-10-01	79.9
2017-01-01	79.7
2017-04-01	80.1
2017-07-01	80.0
2017-10-01	79.7
2018-01-01	81.1