Quarter	Percentage of GDP
1952-01-01	23.8
1952-04-01	24.7
1952-07-01	25.2
1952-10-01	26.0
1953-01-01	26.1
1953-04-01	26.7
1953-07-01	27.0
1953-10-01	27.8
1954-01-01	27.8
1954-04-01	28.8
1954-07-01	29.7
1954-10-01	30.8
1955-01-01	31.1
1955-04-01	32.1
1955-07-01	32.6
1955-10-01	33.2
1956-01-01	33.1
1956-04-01	33.8
1956-07-01	34.1
1956-10-01	34.7
1957-01-01	34.4
1957-04-01	35.0
1957-07-01	35.1
1957-10-01	35.5
1958-01-01	35.3
1958-04-01	36.1
1958-07-01	36.7
1958-10-01	37.4
1959-01-01	37.1
1959-04-01	37.5
1959-07-01	38.0
1959-10-01	38.7
1960-01-01	38.3
1960-04-01	39.2
1960-07-01	39.7
1960-10-01	40.5
1961-01-01	40.6
1961-04-01	41.4
1961-07-01	41.7
1961-10-01	42.2
1962-01-01	41.5
1962-04-01	41.9
1962-07-01	42.2
1962-10-01	42.9
1963-01-01	42.9
1963-04-01	43.9
1963-07-01	44.5
1963-10-01	45.1
1964-01-01	44.9
1964-04-01	45.5
1964-07-01	45.7
1964-10-01	46.2
1965-01-01	45.9
1965-04-01	46.4
1965-07-01	46.4
1965-10-01	46.5
1966-01-01	45.7
1966-04-01	45.8
1966-07-01	45.3
1966-10-01	45.2
1967-01-01	44.5
1967-04-01	44.8
1967-07-01	44.8
1967-10-01	46.7
1968-01-01	44.8
1968-04-01	45.2
1968-07-01	44.9
1968-10-01	45.3
1969-01-01	44.1
1969-04-01	44.4
1969-07-01	44.1
1969-10-01	44.4
1970-01-01	43.1
1970-04-01	43.1
1970-07-01	43.1
1970-10-01	43.4
1971-01-01	42.8
1971-04-01	43.2
1971-07-01	43.4
1971-10-01	43.8
1972-01-01	43.5
1972-04-01	44.1
1972-07-01	44.3
1972-10-01	44.5
1973-01-01	44.2
1973-04-01	44.4
1973-07-01	44.6
1973-10-01	44.6
1974-01-01	44.0
1974-04-01	44.5
1974-07-01	44.7
1974-10-01	44.6
1975-01-01	43.7
1975-04-01	43.7
1975-07-01	43.9
1975-10-01	44.3
1976-01-01	43.5
1976-04-01	43.8
1976-07-01	44.1
1976-10-01	44.5
1977-01-01	44.4
1977-04-01	45.2
1977-07-01	45.8
1977-10-01	46.3
1978-01-01	46.2
1978-04-01	47.0
1978-07-01	47.7
1978-10-01	47.9
1979-01-01	47.4
1979-04-01	48.0
1979-07-01	48.7
1979-10-01	49.3
1980-01-01	49.1
1980-04-01	48.9
1980-07-01	49.3
1980-10-01	49.6
1981-01-01	48.5
1981-04-01	48.2
1981-07-01	47.7
1981-10-01	47.5
1982-01-01	47.1
1982-04-01	47.3
1982-07-01	47.2
1982-10-01	47.8
1983-01-01	46.8
1983-04-01	47.4
1983-07-01	47.9
1983-10-01	48.4
1984-01-01	47.8
1984-04-01	48.2
1984-07-01	48.4
1984-10-01	48.9
1985-01-01	49.8
1985-04-01	50.7
1985-07-01	51.9
1985-10-01	53.6
1986-01-01	53.3
1986-04-01	54.0
1986-07-01	55.2
1986-10-01	56.5
1987-01-01	55.9
1987-04-01	57.0
1987-07-01	57.8
1987-10-01	57.5
1988-01-01	57.4
1988-04-01	58.0
1988-07-01	58.4
1988-10-01	58.7
1989-01-01	58.3
1989-04-01	58.7
1989-07-01	59.0
1989-10-01	59.5
1990-01-01	59.7
1990-04-01	60.0
1990-07-01	60.2
1990-10-01	60.6
1991-01-01	60.6
1991-04-01	61.2
1991-07-01	61.4
1991-10-01	62.1
1992-01-01	61.6
1992-04-01	61.4
1992-07-01	61.5
1992-10-01	61.6
1993-01-01	60.9
1993-04-01	61.1
1993-07-01	61.6
1993-10-01	62.2
1994-01-01	61.8
1994-04-01	62.0
1994-07-01	62.2
1994-10-01	62.9
1995-01-01	62.4
1995-04-01	62.9
1995-07-01	63.6
1995-10-01	64.2
1996-01-01	64.3
1996-04-01	64.6
1996-07-01	64.9
1996-10-01	65.1
1997-01-01	64.6
1997-04-01	64.8
1997-07-01	65.2
1997-10-01	65.3
1998-01-01	65.0
1998-04-01	65.8
1998-07-01	66.2
1998-10-01	66.8
1999-01-01	66.7
1999-04-01	67.4
1999-07-01	68.1
1999-10-01	68.7
2000-01-01	69.0
2000-04-01	69.2
2000-07-01	69.9
2000-10-01	70.4
2001-01-01	70.0
2001-04-01	71.3
2001-07-01	73.2
2001-10-01	74.0
2002-01-01	74.6
2002-04-01	75.8
2002-07-01	77.1
2002-10-01	78.6
2003-01-01	79.5
2003-04-01	82.2
2003-07-01	83.4
2003-10-01	84.3
2004-01-01	84.7
2004-04-01	85.8
2004-07-01	86.8
2004-10-01	88.4
2005-01-01	88.6
2005-04-01	89.8
2005-07-01	91.1
2005-10-01	91.9
2006-01-01	93.1
2006-04-01	94.2
2006-07-01	95.4
2006-10-01	96.1
2007-01-01	96.4
2007-04-01	97.4
2007-07-01	98.1
2007-10-01	98.5
2008-01-01	98.6
2008-04-01	97.5
2008-07-01	98.0
2008-10-01	96.1
2009-01-01	95.8
2009-04-01	96.3
2009-07-01	97.1
2009-10-01	96.9
2010-01-01	95.5
2010-04-01	94.3
2010-07-01	92.8
2010-10-01	91.7
2011-01-01	90.6
2011-04-01	89.4
2011-07-01	88.3
2011-10-01	87.5
2012-01-01	86.2
2012-04-01	85.1
2012-07-01	84.5
2012-10-01	84.1
2013-01-01	83.2
2013-04-01	82.7
2013-07-01	82.6
2013-10-01	82.2
2014-01-01	81.3
2014-04-01	81.1
2014-07-01	80.6
2014-10-01	80.2
2015-01-01	79.1
2015-04-01	79.0
2015-07-01	78.6
2015-10-01	78.1
2016-01-01	77.6
2016-04-01	78.0
2016-07-01	78.5
2016-10-01	78.4
2017-01-01	77.9
2017-04-01	78.0
2017-07-01	78.0
2017-10-01	78.0
2018-01-01	77.3