Quarter	Percentage of GDP
1960-10-01	115.5
1961-01-01	116.5
1961-04-01	117.0
1961-07-01	117.1
1961-10-01	117.3
1962-01-01	117.1
1962-04-01	117.2
1962-07-01	117.3
1962-10-01	117.5
1963-01-01	117.4
1963-04-01	117.2
1963-07-01	117.0
1963-10-01	116.5
1964-01-01	116.3
1964-04-01	115.8
1964-07-01	115.2
1964-10-01	114.5
1965-01-01	113.3
1965-04-01	112.2
1965-07-01	111.1
1965-10-01	110.3
1966-01-01	110.9
1966-04-01	111.6
1966-07-01	112.3
1966-10-01	112.7
1967-01-01	112.5
1967-04-01	112.1
1967-07-01	111.8
1967-10-01	111.7
1968-01-01	112.1
1968-04-01	112.6
1968-07-01	113.2
1968-10-01	113.7
1969-01-01	115.5
1969-04-01	117.0
1969-07-01	118.1
1969-10-01	118.5
1970-01-01	117.4
1970-04-01	116.0
1970-07-01	114.6
1970-10-01	113.3
1971-01-01	113.1
1971-04-01	113.1
1971-07-01	113.3
1971-10-01	113.5
1972-01-01	114.1
1972-04-01	114.6
1972-07-01	115.0
1972-10-01	115.1
1973-01-01	115.3
1973-04-01	115.1
1973-07-01	114.8
1973-10-01	114.1
1974-01-01	113.4
1974-04-01	112.6
1974-07-01	111.8
1974-10-01	110.9
1975-01-01	114.2
1975-04-01	115.8
1975-07-01	115.9
1975-10-01	117.8
1976-01-01	119.4
1976-04-01	121.2
1976-07-01	122.1
1976-10-01	123.1
1977-01-01	125.5
1977-04-01	127.7
1977-07-01	129.1
1977-10-01	132.1
1978-01-01	133.0
1978-04-01	133.8
1978-07-01	133.5
1978-10-01	133.6
1979-01-01	133.5
1979-04-01	132.6
1979-07-01	130.6
1979-10-01	129.8
1980-01-01	126.6
1980-04-01	124.6
1980-07-01	125.3
1980-10-01	124.7
1981-01-01	125.8
1981-04-01	123.8
1981-07-01	122.2
1981-10-01	122.3
1982-01-01	123.9
1982-04-01	126.8
1982-07-01	128.6
1982-10-01	130.1
1983-01-01	131.3
1983-04-01	131.7
1983-07-01	130.9
1983-10-01	131.9
1984-01-01	133.5
1984-04-01	136.2
1984-07-01	136.7
1984-10-01	139.4
1985-01-01	140.2
1985-04-01	140.8
1985-07-01	141.6
1985-10-01	143.3
1986-01-01	144.2
1986-04-01	153.8
1986-07-01	157.6
1986-10-01	161.4
1987-01-01	163.7
1987-04-01	165.2
1987-07-01	168.1
1987-10-01	169.1
1988-01-01	170.3
1988-04-01	173.7
1988-07-01	174.7
1988-10-01	175.4
1989-01-01	177.9
1989-04-01	178.9
1989-07-01	177.4
1989-10-01	175.1
1990-01-01	176.6
1990-04-01	177.7
1990-07-01	174.4
1990-10-01	171.0
1991-01-01	169.0
1991-04-01	168.7
1991-07-01	163.7
1991-10-01	159.2
1992-01-01	164.7
1992-04-01	162.4
1992-07-01	160.4
1992-10-01	164.5
1993-01-01	163.1
1993-04-01	162.7
1993-07-01	157.9
1993-10-01	156.2
1994-01-01	154.5
1994-04-01	151.5
1994-07-01	150.1
1994-10-01	146.5
1995-01-01	144.8
1995-04-01	144.6
1995-07-01	143.0
1995-10-01	142.0
1996-01-01	142.2
1996-04-01	142.2
1996-07-01	140.6
1996-10-01	139.7
1997-01-01	142.4
1997-04-01	147.0
1997-07-01	147.9
1997-10-01	150.6
1998-01-01	154.6
1998-04-01	161.1
1998-07-01	162.4
1998-10-01	165.3
1999-01-01	168.0
1999-04-01	169.2
1999-07-01	166.0
1999-10-01	164.5
2000-01-01	161.3
2000-04-01	160.1
2000-07-01	162.9
2000-10-01	156.3
2001-01-01	156.6
2001-04-01	159.4
2001-07-01	158.4
2001-10-01	163.8
2002-01-01	169.4
2002-04-01	171.2
2002-07-01	173.6
2002-10-01	174.2
2003-01-01	176.6
2003-04-01	181.1
2003-07-01	179.5
2003-10-01	177.1
2004-01-01	181.5
2004-04-01	183.9
2004-07-01	184.3
2004-10-01	182.4
2005-01-01	182.3
2005-04-01	182.5
2005-07-01	180.8
2005-10-01	181.8
2006-01-01	180.9
2006-04-01	181.5
2006-07-01	183.0
2006-10-01	183.2
2007-01-01	189.7
2007-04-01	196.4
2007-07-01	197.1
2007-10-01	201.8
2008-01-01	206.4
2008-04-01	207.4
2008-07-01	209.3
2008-10-01	215.7
2009-01-01	219.8
2009-04-01	225.8
2009-07-01	226.3
2009-10-01	224.9
2010-01-01	223.1
2010-04-01	226.4
2010-07-01	226.7
2010-10-01	225.7
2011-01-01	225.4
2011-04-01	223.6
2011-07-01	220.5
2011-10-01	218.4
2012-01-01	227.4
2012-04-01	225.9
2012-07-01	225.3
2012-10-01	225.6
2013-01-01	226.1
2013-04-01	227.2
2013-07-01	225.0
2013-10-01	223.1
2014-01-01	223.4
2014-04-01	224.2
2014-07-01	225.8
2014-10-01	229.0
2015-01-01	234.8
2015-04-01	239.2
2015-07-01	243.8
2015-10-01	248.9
2016-01-01	250.3
2016-04-01	253.4
2016-07-01	255.9
2016-10-01	255.3
2017-01-01	252.6
2017-04-01	252.8
2017-07-01	248.2
2017-10-01	246.3
2018-01-01	244.6