Quarter	Percentage of GDP
1994-10-01	38.8
1995-01-01	39.5
1995-04-01	39.4
1995-07-01	38.8
1995-10-01	37.8
1996-01-01	35.2
1996-04-01	33.1
1996-07-01	31.3
1996-10-01	29.7
1997-01-01	29.1
1997-04-01	28.1
1997-07-01	26.1
1997-10-01	24.9
1998-01-01	24.7
1998-04-01	24.8
1998-07-01	24.9
1998-10-01	22.7
1999-01-01	21.6
1999-04-01	21.2
1999-07-01	19.3
1999-10-01	18.5
2000-01-01	17.9
2000-04-01	18.4
2000-07-01	17.7
2000-10-01	17.4
2001-01-01	16.9
2001-04-01	15.9
2001-07-01	16.0
2001-10-01	15.8
2002-01-01	15.0
2002-04-01	15.7
2002-07-01	15.8
2002-10-01	15.9
2003-01-01	15.7
2003-04-01	15.3
2003-07-01	15.5
2003-10-01	15.6
2004-01-01	15.2
2004-04-01	14.8
2004-07-01	14.4
2004-10-01	14.0
2005-01-01	13.8
2005-04-01	13.5
2005-07-01	13.0
2005-10-01	13.1
2006-01-01	12.8
2006-04-01	13.2
2006-07-01	13.0
2006-10-01	13.7
2007-01-01	13.9
2007-04-01	13.9
2007-07-01	14.6
2007-10-01	14.7
2008-01-01	14.5
2008-04-01	14.4
2008-07-01	15.2
2008-10-01	16.7
2009-01-01	17.1
2009-04-01	16.5
2009-07-01	16.6
2009-10-01	16.8
2010-01-01	16.4
2010-04-01	16.8
2010-07-01	16.6
2010-10-01	16.6
2011-01-01	16.7
2011-04-01	16.5
2011-07-01	18.1
2011-10-01	18.3
2012-01-01	17.4
2012-04-01	17.8
2012-07-01	17.9
2012-10-01	18.2
2013-01-01	17.7
2013-04-01	18.7
2013-07-01	19.6
2013-10-01	20.6
2014-01-01	20.4
2014-04-01	20.8
2014-07-01	21.0
2014-10-01	22.0
2015-01-01	22.0
2015-04-01	22.7
2015-07-01	24.2
2015-10-01	24.7
2016-01-01	25.0
2016-04-01	26.0
2016-07-01	26.5
2016-10-01	27.1
2017-01-01	25.4
2017-04-01	24.9
2017-07-01	25.4
2017-10-01	26.9
2018-01-01	25.6