Quarter	Percentage of GDP
1960-04-01	17.8
1960-07-01	17.8
1960-10-01	17.9
1961-01-01	17.8
1961-04-01	18.1
1961-07-01	18.3
1961-10-01	18.5
1962-01-01	18.6
1962-04-01	18.5
1962-07-01	18.4
1962-10-01	18.1
1963-01-01	18.2
1963-04-01	18.3
1963-07-01	18.3
1963-10-01	18.3
1964-01-01	18.4
1964-04-01	18.3
1964-07-01	18.4
1964-10-01	18.5
1965-01-01	18.7
1965-04-01	19.0
1965-07-01	19.4
1965-10-01	19.8
1966-01-01	20.1
1966-04-01	20.4
1966-07-01	20.4
1966-10-01	20.4
1967-01-01	20.3
1967-04-01	20.4
1967-07-01	20.6
1967-10-01	20.8
1968-01-01	21.2
1968-04-01	21.5
1968-07-01	21.7
1968-10-01	21.7
1969-01-01	21.5
1969-04-01	21.4
1969-07-01	21.2
1969-10-01	21.1
1970-01-01	21.0
1970-04-01	20.8
1970-07-01	20.8
1970-10-01	20.8
1971-01-01	20.8
1971-04-01	20.8
1971-07-01	20.7
1971-10-01	20.6
1972-01-01	20.7
1972-04-01	20.8
1972-07-01	20.9
1972-10-01	20.9
1973-01-01	21.6
1973-04-01	22.1
1973-07-01	22.4
1973-10-01	22.4
1974-01-01	22.8
1974-04-01	23.3
1974-07-01	23.7
1974-10-01	24.1
1975-01-01	24.1
1975-04-01	23.9
1975-07-01	23.9
1975-10-01	23.9
1976-01-01	23.9
1976-04-01	23.8
1976-07-01	23.7
1976-10-01	23.7
1977-01-01	23.4
1977-04-01	24.2
1977-07-01	24.3
1977-10-01	24.6
1978-01-01	24.6
1978-04-01	25.3
1978-07-01	25.1
1978-10-01	25.3
1979-01-01	25.0
1979-04-01	25.9
1979-07-01	26.1
1979-10-01	26.2
1980-01-01	26.3
1980-04-01	27.0
1980-07-01	26.6
1980-10-01	26.6
1981-01-01	26.6
1981-04-01	27.5
1981-07-01	27.5
1981-10-01	27.6
1982-01-01	27.8
1982-04-01	28.1
1982-07-01	28.2
1982-10-01	28.0
1983-01-01	29.2
1983-04-01	30.2
1983-07-01	29.9
1983-10-01	30.4
1984-01-01	30.5
1984-04-01	31.0
1984-07-01	31.6
1984-10-01	32.7
1985-01-01	33.4
1985-04-01	34.8
1985-07-01	35.6
1985-10-01	36.7
1986-01-01	37.1
1986-04-01	39.5
1986-07-01	41.6
1986-10-01	42.5
1987-01-01	43.4
1987-04-01	45.4
1987-07-01	46.5
1987-10-01	48.3
1988-01-01	49.7
1988-04-01	51.5
1988-07-01	53.0
1988-10-01	54.3
1989-01-01	54.7
1989-04-01	56.3
1989-07-01	56.4
1989-10-01	56.6
1990-01-01	57.3
1990-04-01	58.3
1990-07-01	58.8
1990-10-01	59.2
1991-01-01	59.1
1991-04-01	59.7
1991-07-01	59.9
1991-10-01	59.9
1992-01-01	59.3
1992-04-01	59.2
1992-07-01	60.5
1992-10-01	59.8
1993-01-01	60.2
1993-04-01	60.2
1993-07-01	60.4
1993-10-01	60.8
1994-01-01	61.4
1994-04-01	62.3
1994-07-01	62.0
1994-10-01	63.0
1995-01-01	63.2
1995-04-01	63.8
1995-07-01	65.6
1995-10-01	66.4
1996-01-01	66.8
1996-04-01	67.1
1996-07-01	67.8
1996-10-01	69.0
1997-01-01	68.8
1997-04-01	69.7
1997-07-01	70.7
1997-10-01	72.2
1998-01-01	72.4
1998-04-01	73.1
1998-07-01	73.8
1998-10-01	75.4
1999-01-01	75.8
1999-04-01	77.0
1999-07-01	77.5
1999-10-01	79.9
2000-01-01	80.2
2000-04-01	81.5
2000-07-01	81.6
2000-10-01	82.9
2001-01-01	83.4
2001-04-01	83.6
2001-07-01	83.9
2001-10-01	84.3
2002-01-01	84.6
2002-04-01	88.4
2002-07-01	89.3
2002-10-01	90.4
2003-01-01	91.5
2003-04-01	93.7
2003-07-01	93.8
2003-10-01	96.8
2004-01-01	96.7
2004-04-01	98.7
2004-07-01	98.8
2004-10-01	100.8
2005-01-01	100.8
2005-04-01	102.8
2005-07-01	103.3
2005-10-01	105.6
2006-01-01	106.8
2006-04-01	109.0
2006-07-01	110.0
2006-10-01	111.3
2007-01-01	112.2
2007-04-01	113.9
2007-07-01	117.1
2007-10-01	122.2
2008-01-01	124.0
2008-04-01	125.7
2008-07-01	126.0
2008-10-01	125.9
2009-01-01	125.7
2009-04-01	127.0
2009-07-01	129.3
2009-10-01	130.8
2010-01-01	131.4
2010-04-01	130.6
2010-07-01	128.5
2010-10-01	127.2
2011-01-01	126.8
2011-04-01	124.4
2011-07-01	124.0
2011-10-01	123.9
2012-01-01	123.9
2012-04-01	125.2
2012-07-01	125.3
2012-10-01	125.6
2013-01-01	125.7
2013-04-01	126.8
2013-07-01	127.2
2013-10-01	127.7
2014-01-01	128.0
2014-04-01	129.4
2014-07-01	130.3
2014-10-01	132.1
2015-01-01	133.7
2015-04-01	136.0
2015-07-01	138.1
2015-10-01	139.9
2016-01-01	141.5
2016-04-01	142.9
2016-07-01	143.4
2016-10-01	143.7
2017-01-01	142.1
2017-04-01	142.3
2017-07-01	141.4
2017-10-01	141.6
2018-01-01	141.6