Quarter	Percentage of GDP
1961-01-01	39.3
1961-04-01	38.9
1961-07-01	40.2
1961-10-01	42.0
1962-01-01	43.8
1962-04-01	44.3
1962-07-01	44.7
1962-10-01	45.9
1963-01-01	47.1
1963-04-01	47.5
1963-07-01	48.4
1963-10-01	49.2
1964-01-01	49.9
1964-04-01	50.3
1964-07-01	50.5
1964-10-01	49.9
1965-01-01	50.6
1965-04-01	50.2
1965-07-01	50.5
1965-10-01	51.4
1966-01-01	53.3
1966-04-01	52.8
1966-07-01	52.7
1966-10-01	53.0
1967-01-01	53.9
1967-04-01	54.6
1967-07-01	55.6
1967-10-01	57.3
1968-01-01	57.7
1968-04-01	58.1
1968-07-01	59.4
1968-10-01	61.0
1969-01-01	61.0
1969-04-01	62.0
1969-07-01	62.4
1969-10-01	63.4
1970-01-01	64.9
1970-04-01	65.2
1970-07-01	64.8
1970-10-01	65.4
1971-01-01	64.5
1971-04-01	64.4
1971-07-01	65.0
1971-10-01	66.1
1972-01-01	66.0
1972-04-01	67.7
1972-07-01	68.2
1972-10-01	69.0
1973-01-01	70.5
1973-04-01	72.3
1973-07-01	75.5
1973-10-01	77.2
1974-01-01	77.9
1974-04-01	79.7
1974-07-01	81.1
1974-10-01	82.0
1975-01-01	82.0
1975-04-01	82.2
1975-07-01	82.7
1975-10-01	83.6
1976-01-01	83.7
1976-04-01	86.3
1976-07-01	87.5
1976-10-01	88.4
1977-01-01	89.6
1977-04-01	92.1
1977-07-01	93.9
1977-10-01	98.1
1978-01-01	100.7
1978-04-01	104.3
1978-07-01	106.8
1978-10-01	110.9
1979-01-01	113.6
1979-04-01	115.9
1979-07-01	117.3
1979-10-01	120.9
1980-01-01	120.9
1980-04-01	122.1
1980-07-01	122.9
1980-10-01	125.2
1981-01-01	125.2
1981-04-01	126.5
1981-07-01	126.2
1981-10-01	126.7
1982-01-01	126.8
1982-04-01	125.7
1982-07-01	126.4
1982-10-01	126.2
1983-01-01	128.1
1983-04-01	127.3
1983-07-01	127.0
1983-10-01	128.1
1984-01-01	128.7
1984-04-01	128.1
1984-07-01	127.4
1984-10-01	128.7
1985-01-01	128.9
1985-04-01	128.6
1985-07-01	128.0
1985-10-01	128.3
1986-01-01	129.5
1986-04-01	130.6
1986-07-01	130.6
1986-10-01	134.7
1987-01-01	137.1
1987-04-01	140.9
1987-07-01	138.8
1987-10-01	141.2
1988-01-01	143.1
1988-04-01	146.6
1988-07-01	146.9
1988-10-01	151.9
1989-01-01	154.5
1989-04-01	156.8
1989-07-01	155.4
1989-10-01	155.5
1990-01-01	157.8
1990-04-01	160.4
1990-07-01	161.8
1990-10-01	162.8
1991-01-01	165.0
1991-04-01	163.6
1991-07-01	163.4
1991-10-01	165.5
1992-01-01	167.0
1992-04-01	168.2
1992-07-01	170.3
1992-10-01	171.8
1993-01-01	174.0
1993-04-01	173.0
1993-07-01	172.2
1993-10-01	174.6
1994-01-01	177.7
1994-04-01	178.7
1994-07-01	178.7
1994-10-01	179.7
1995-01-01	179.6
1995-04-01	181.1
1995-07-01	179.1
1995-10-01	178.3
1996-01-01	181.2
1996-04-01	182.9
1996-07-01	184.0
1996-10-01	185.7
1997-01-01	192.0
1997-04-01	195.7
1997-07-01	198.1
1997-10-01	190.6
1998-01-01	195.6
1998-04-01	196.5
1998-07-01	199.8
1998-10-01	200.9
1999-01-01	205.7
1999-04-01	207.5
1999-07-01	210.6
1999-10-01	212.6
2000-01-01	212.8
2000-04-01	214.1
2000-07-01	216.0
2000-10-01	218.3
2001-01-01	214.6
2001-04-01	214.8
2001-07-01	214.2
2001-10-01	216.2
2002-01-01	215.7
2002-04-01	214.1
2002-07-01	216.5
2002-10-01	216.3
2003-01-01	216.9
2003-04-01	219.1
2003-07-01	221.7
2003-10-01	231.3
2004-01-01	230.4
2004-04-01	229.7
2004-07-01	229.8
2004-10-01	231.4
2005-01-01	231.5
2005-04-01	236.7
2005-07-01	238.0
2005-10-01	236.4
2006-01-01	235.1
2006-04-01	233.7
2006-07-01	234.8
2006-10-01	232.4
2007-01-01	233.9
2007-04-01	232.9
2007-07-01	233.4
2007-10-01	231.9
2008-01-01	234.4
2008-04-01	236.4
2008-07-01	235.3
2008-10-01	234.7
2009-01-01	238.4
2009-04-01	242.9
2009-07-01	246.4
2009-10-01	251.1
2010-01-01	256.9
2010-04-01	261.9
2010-07-01	262.9
2010-10-01	264.6
2011-01-01	265.6
2011-04-01	269.9
2011-07-01	271.3
2011-10-01	275.7
2012-01-01	277.4
2012-04-01	280.7
2012-07-01	281.5
2012-10-01	280.2
2013-01-01	280.0
2013-04-01	280.7
2013-07-01	280.0
2013-10-01	278.6
2014-01-01	277.6
2014-04-01	278.9
2014-07-01	279.1
2014-10-01	289.1
2015-01-01	293.9
2015-04-01	292.9
2015-07-01	290.1
2015-10-01	287.5
2016-01-01	287.2
2016-04-01	286.9
2016-07-01	293.0
2016-10-01	288.8
2017-01-01	287.7
2017-04-01	285.5
2017-07-01	283.7
2017-10-01	279.2
2018-01-01	279.9