Quarter	Percentage of GDP
1994-10-01	67.3
1995-01-01	65.7
1995-04-01	64.5
1995-07-01	63.2
1995-10-01	62.3
1996-01-01	62.4
1996-04-01	62.0
1996-07-01	61.5
1996-10-01	61.2
1997-01-01	61.3
1997-04-01	61.6
1997-07-01	62.1
1997-10-01	62.3
1998-01-01	60.9
1998-04-01	59.8
1998-07-01	58.4
1998-10-01	57.0
1999-01-01	60.6
1999-04-01	62.2
1999-07-01	63.0
1999-10-01	64.0
2000-01-01	68.1
2000-04-01	67.5
2000-07-01	71.3
2000-10-01	69.7
2001-01-01	69.9
2001-04-01	71.6
2001-07-01	73.1
2001-10-01	74.9
2002-01-01	74.3
2002-04-01	72.6
2002-07-01	72.0
2002-10-01	70.3
2003-01-01	74.0
2003-04-01	74.6
2003-07-01	75.5
2003-10-01	74.3
2004-01-01	77.1
2004-04-01	77.7
2004-07-01	78.9
2004-10-01	79.9
2005-01-01	83.2
2005-04-01	84.8
2005-07-01	86.6
2005-10-01	90.1
2006-01-01	93.2
2006-04-01	94.1
2006-07-01	97.3
2006-10-01	99.7
2007-01-01	101.4
2007-04-01	102.6
2007-07-01	103.5
2007-10-01	106.3
2008-01-01	106.3
2008-04-01	107.5
2008-07-01	107.7
2008-10-01	108.5
2009-01-01	110.3
2009-04-01	111.2
2009-07-01	112.6
2009-10-01	113.4
2010-01-01	115.4
2010-04-01	113.0
2010-07-01	109.5
2010-10-01	107.1
2011-01-01	109.5
2011-04-01	110.2
2011-07-01	114.9
2011-10-01	116.0
2012-01-01	118.7
2012-04-01	118.7
2012-07-01	117.3
2012-10-01	119.1
2013-01-01	118.2
2013-04-01	116.9
2013-07-01	116.4
2013-10-01	111.7
2014-01-01	112.5
2014-04-01	110.3
2014-07-01	115.3
2014-10-01	114.9
2015-01-01	115.6
2015-04-01	115.3
2015-07-01	118.2
2015-10-01	118.8
2016-01-01	117.0
2016-04-01	116.1
2016-07-01	117.1
2016-10-01	113.4
2017-01-01	111.7
2017-04-01	110.0
2017-07-01	107.9
2017-10-01	108.2
2018-01-01	107.6