Quarter	Percentage of GDP
2000-01-01	45.7
2000-04-01	43.9
2000-07-01	44.4
2000-10-01	42.5
2001-01-01	42.2
2001-04-01	41.8
2001-07-01	40.6
2001-10-01	41.0
2002-01-01	38.8
2002-04-01	39.3
2002-07-01	39.6
2002-10-01	40.2
2003-01-01	41.7
2003-04-01	43.4
2003-07-01	42.4
2003-10-01	42.8
2004-01-01	39.8
2004-04-01	40.9
2004-07-01	41.5
2004-10-01	42.7
2005-01-01	38.0
2005-04-01	38.6
2005-07-01	38.0
2005-10-01	40.0
2006-01-01	36.7
2006-04-01	38.9
2006-07-01	35.9
2006-10-01	38.2
2007-01-01	35.5
2007-04-01	35.8
2007-07-01	32.8
2007-10-01	34.0
2008-01-01	32.2
2008-04-01	32.4
2008-07-01	28.8
2008-10-01	32.7
2009-01-01	37.1
2009-04-01	33.7
2009-07-01	38.0
2009-10-01	41.7
2010-01-01	43.7
2010-04-01	45.8
2010-07-01	45.8
2010-10-01	47.1
2011-01-01	45.8
2011-04-01	45.5
2011-07-01	47.2
2011-10-01	48.5
2012-01-01	49.0
2012-04-01	52.5
2012-07-01	51.9
2012-10-01	53.9
2013-01-01	54.9
2013-04-01	57.1
2013-07-01	54.6
2013-10-01	56.5
2014-01-01	58.0
2014-04-01	59.4
2014-07-01	58.8
2014-10-01	60.2
2015-01-01	61.4
2015-04-01	62.8
2015-07-01	61.3
2015-10-01	63.5
2016-01-01	64.1
2016-04-01	61.6
2016-07-01	61.5
2016-10-01	63.0
2017-01-01	62.8
2017-04-01	61.8
2017-07-01	60.6
2017-10-01	61.3
2018-01-01	59.8