Quarter	Percentage of GDP
1999-10-01	130.2
2000-01-01	112.8
2000-04-01	100.7
2000-07-01	92.2
2000-10-01	85.5
2001-01-01	81.4
2001-04-01	78.7
2001-07-01	77.0
2001-10-01	75.6
2002-01-01	73.9
2002-04-01	72.8
2002-07-01	71.2
2002-10-01	69.6
2003-01-01	66.8
2003-04-01	65.1
2003-07-01	64.4
2003-10-01	62.7
2004-01-01	61.8
2004-04-01	60.3
2004-07-01	58.2
2004-10-01	57.9
2005-01-01	54.4
2005-04-01	53.9
2005-07-01	51.7
2005-10-01	52.3
2006-01-01	50.3
2006-04-01	50.1
2006-07-01	47.3
2006-10-01	50.1
2007-01-01	50.7
2007-04-01	56.3
2007-07-01	58.4
2007-10-01	57.8
2008-01-01	58.6
2008-04-01	58.1
2008-07-01	58.5
2008-10-01	62.0
2009-01-01	66.6
2009-04-01	64.2
2009-07-01	67.1
2009-10-01	68.5
2010-01-01	64.2
2010-04-01	64.0
2010-07-01	63.8
2010-10-01	63.2
2011-01-01	60.5
2011-04-01	60.4
2011-07-01	63.1
2011-10-01	63.9
2012-01-01	61.0
2012-04-01	64.6
2012-07-01	63.4
2012-10-01	65.4
2013-01-01	66.7
2013-04-01	69.1
2013-07-01	71.2
2013-10-01	72.8
2014-01-01	74.4
2014-04-01	73.4
2014-07-01	75.5
2014-10-01	87.6
2015-01-01	83.3
2015-04-01	81.1
2015-07-01	83.7
2015-10-01	90.1
2016-01-01	87.1
2016-04-01	84.0
2016-07-01	83.5
2016-10-01	82.9
2017-01-01	80.8
2017-04-01	81.6
2017-07-01	81.6
2017-10-01	80.8
2018-01-01	80.2