Quarter	Percentage of GDP
1995-10-01	174.0
1996-01-01	172.9
1996-04-01	172.0
1996-07-01	169.4
1996-10-01	167.6
1997-01-01	170.1
1997-04-01	171.6
1997-07-01	173.2
1997-10-01	175.8
1998-01-01	179.4
1998-04-01	184.8
1998-07-01	186.0
1998-10-01	188.3
1999-01-01	190.1
1999-04-01	192.3
1999-07-01	190.7
1999-10-01	188.8
2000-01-01	185.0
2000-04-01	183.1
2000-07-01	187.7
2000-10-01	184.4
2001-01-01	185.2
2001-04-01	183.7
2001-07-01	183.9
2001-10-01	190.4
2002-01-01	196.7
2002-04-01	198.6
2002-07-01	203.9
2002-10-01	207.8
2003-01-01	213.8
2003-04-01	222.7
2003-07-01	219.7
2003-10-01	219.8
2004-01-01	224.8
2004-04-01	231.8
2004-07-01	232.6
2004-10-01	225.9
2005-01-01	225.8
2005-04-01	224.7
2005-07-01	223.8
2005-10-01	223.8
2006-01-01	222.4
2006-04-01	225.3
2006-07-01	230.3
2006-10-01	235.5
2007-01-01	239.5
2007-04-01	244.3
2007-07-01	247.4
2007-10-01	251.1
2008-01-01	248.1
2008-04-01	246.9
2008-07-01	251.3
2008-10-01	262.9
2009-01-01	264.2
2009-04-01	268.4
2009-07-01	271.1
2009-10-01	266.8
2010-01-01	264.5
2010-04-01	269.1
2010-07-01	269.1
2010-10-01	268.0
2011-01-01	267.6
2011-04-01	264.4
2011-07-01	258.5
2011-10-01	247.2
2012-01-01	258.3
2012-04-01	255.5
2012-07-01	255.1
2012-10-01	255.6
2013-01-01	257.9
2013-04-01	258.8
2013-07-01	255.7
2013-10-01	253.5
2014-01-01	253.4
2014-04-01	252.2
2014-07-01	253.0
2014-10-01	257.4
2015-01-01	265.0
2015-04-01	269.4
2015-07-01	275.8
2015-10-01	281.8
2016-01-01	284.2
2016-04-01	289.8
2016-07-01	291.8
2016-10-01	291.5
2017-01-01	290.5
2017-04-01	289.5
2017-07-01	284.0
2017-10-01	283.0
2018-01-01	281.4