Quarter	Percentage of GDP
1998-10-01	66.8
1999-01-01	66.9
1999-04-01	65.2
1999-07-01	64.0
1999-10-01	60.1
2000-01-01	58.7
2000-04-01	57.1
2000-07-01	56.8
2000-10-01	54.0
2001-01-01	54.1
2001-04-01	53.6
2001-07-01	55.1
2001-10-01	51.4
2002-01-01	50.5
2002-04-01	51.4
2002-07-01	54.0
2002-10-01	51.8
2003-01-01	54.1
2003-04-01	54.2
2003-07-01	52.9
2003-10-01	48.7
2004-01-01	51.7
2004-04-01	51.5
2004-07-01	52.4
2004-10-01	46.7
2005-01-01	47.3
2005-04-01	47.9
2005-07-01	44.0
2005-10-01	39.7
2006-01-01	36.1
2006-04-01	35.8
2006-07-01	36.0
2006-10-01	32.3
2007-01-01	31.5
2007-04-01	30.0
2007-07-01	30.0
2007-10-01	27.6
2008-01-01	28.4
2008-04-01	26.9
2008-07-01	24.9
2008-10-01	35.1
2009-01-01	36.8
2009-04-01	39.6
2009-07-01	42.4
2009-10-01	41.9
2010-01-01	45.2
2010-04-01	49.2
2010-07-01	49.8
2010-10-01	45.9
2011-01-01	47.0
2011-04-01	48.8
2011-07-01	54.7
2011-10-01	52.5
2012-01-01	50.6
2012-04-01	52.9
2012-07-01	55.6
2012-10-01	53.1
2013-01-01	51.8
2013-04-01	52.2
2013-07-01	52.4
2013-10-01	48.9
2014-01-01	49.7
2014-04-01	50.3
2014-07-01	52.8
2014-10-01	51.4
2015-01-01	52.8
2015-04-01	48.6
2015-07-01	48.4
2015-10-01	45.9
2016-01-01	46.9
2016-04-01	48.6
2016-07-01	48.0
2016-10-01	44.8
2017-01-01	43.4
2017-04-01	43.1
2017-07-01	43.3
2017-10-01	41.8
2018-01-01	41.9