Quarter	Percentage of GDP
1990-10-01	117.0
1991-01-01	118.1
1991-04-01	117.8
1991-07-01	118.0
1991-10-01	119.2
1992-01-01	120.3
1992-04-01	121.4
1992-07-01	122.9
1992-10-01	124.3
1993-01-01	124.9
1993-04-01	124.1
1993-07-01	123.3
1993-10-01	123.7
1994-01-01	124.8
1994-04-01	125.1
1994-07-01	125.0
1994-10-01	125.0
1995-01-01	123.7
1995-04-01	123.3
1995-07-01	121.3
1995-10-01	119.9
1996-01-01	120.7
1996-04-01	120.9
1996-07-01	121.0
1996-10-01	121.2
1997-01-01	122.9
1997-04-01	123.4
1997-07-01	123.4
1997-10-01	119.4
1998-01-01	121.1
1998-04-01	121.2
1998-07-01	122.3
1998-10-01	122.7
1999-01-01	125.4
1999-04-01	125.6
1999-07-01	127.1
1999-10-01	128.1
2000-01-01	128.0
2000-04-01	128.3
2000-07-01	129.0
2000-10-01	130.9
2001-01-01	127.4
2001-04-01	127.1
2001-07-01	125.9
2001-10-01	127.0
2002-01-01	125.9
2002-04-01	123.0
2002-07-01	124.0
2002-10-01	122.5
2003-01-01	122.0
2003-04-01	122.4
2003-07-01	122.5
2003-10-01	130.4
2004-01-01	128.7
2004-04-01	127.1
2004-07-01	126.0
2004-10-01	127.2
2005-01-01	126.5
2005-04-01	130.9
2005-07-01	130.9
2005-10-01	128.5
2006-01-01	127.3
2006-04-01	125.2
2006-07-01	126.0
2006-10-01	123.0
2007-01-01	124.0
2007-04-01	123.0
2007-07-01	123.1
2007-10-01	122.2
2008-01-01	125.2
2008-04-01	127.0
2008-07-01	125.7
2008-10-01	124.2
2009-01-01	126.6
2009-04-01	128.8
2009-07-01	130.1
2009-10-01	132.7
2010-01-01	137.9
2010-04-01	142.5
2010-07-01	143.4
2010-10-01	145.4
2011-01-01	147.2
2011-04-01	151.3
2011-07-01	152.6
2011-10-01	157.1
2012-01-01	159.1
2012-04-01	162.4
2012-07-01	162.6
2012-10-01	161.6
2013-01-01	162.3
2013-04-01	163.7
2013-07-01	163.6
2013-10-01	163.6
2014-01-01	163.5
2014-04-01	165.3
2014-07-01	165.9
2014-10-01	176.7
2015-01-01	181.6
2015-04-01	181.4
2015-07-01	179.2
2015-10-01	176.9
2016-01-01	177.3
2016-04-01	177.1
2016-07-01	183.3
2016-10-01	180.1
2017-01-01	179.8
2017-04-01	178.5
2017-07-01	177.5
2017-10-01	173.8
2018-01-01	175.6