Quarter	Percentage of GDP
1995-10-01	108.9
1996-01-01	107.4
1996-04-01	109.7
1996-07-01	109.0
1996-10-01	111.7
1997-01-01	114.7
1997-04-01	114.8
1997-07-01	115.9
1997-10-01	119.0
1998-01-01	118.3
1998-04-01	120.2
1998-07-01	124.0
1998-10-01	126.4
1999-01-01	126.8
1999-04-01	128.8
1999-07-01	130.8
1999-10-01	133.1
2000-01-01	133.4
2000-04-01	130.2
2000-07-01	131.6
2000-10-01	134.6
2001-01-01	125.1
2001-04-01	127.1
2001-07-01	127.1
2001-10-01	128.2
2002-01-01	137.6
2002-04-01	140.5
2002-07-01	142.8
2002-10-01	144.4
2003-01-01	147.8
2003-04-01	153.7
2003-07-01	156.0
2003-10-01	154.5
2004-01-01	157.7
2004-04-01	153.9
2004-07-01	151.5
2004-10-01	149.9
2005-01-01	148.5
2005-04-01	145.3
2005-07-01	144.5
2005-10-01	142.6
2006-01-01	146.0
2006-04-01	146.8
2006-07-01	145.3
2006-10-01	143.0
2007-01-01	145.9
2007-04-01	147.5
2007-07-01	147.4
2007-10-01	144.9
2008-01-01	144.7
2008-04-01	143.1
2008-07-01	142.0
2008-10-01	141.3
2009-01-01	156.6
2009-04-01	168.4
2009-07-01	174.8
2009-10-01	177.8
2010-01-01	180.8
2010-04-01	182.7
2010-07-01	182.4
2010-10-01	181.6
2011-01-01	181.9
2011-04-01	181.5
2011-07-01	179.9
2011-10-01	181.1
2012-01-01	184.6
2012-04-01	187.5
2012-07-01	191.4
2012-10-01	194.6
2013-01-01	201.7
2013-04-01	205.7
2013-07-01	209.5
2013-10-01	211.0
2014-01-01	216.6
2014-04-01	221.0
2014-07-01	222.6
2014-10-01	225.7
2015-01-01	230.4
2015-04-01	233.8
2015-07-01	237.7
2015-10-01	243.3
2016-01-01	248.8
2016-04-01	251.9
2016-07-01	253.7
2016-10-01	255.3
2017-01-01	256.3
2017-04-01	256.2
2017-07-01	256.9
2017-10-01	255.7
2018-01-01	261.2