Quarter	Percentage of GDP
2000-01-01	60.2
2000-04-01	59.6
2000-07-01	59.7
2000-10-01	58.9
2001-01-01	57.8
2001-04-01	57.2
2001-07-01	57.5
2001-10-01	57.7
2002-01-01	58.5
2002-04-01	58.5
2002-07-01	59.1
2002-10-01	59.3
2003-01-01	60.7
2003-04-01	61.4
2003-07-01	62.4
2003-10-01	63.0
2004-01-01	64.6
2004-04-01	64.6
2004-07-01	65.2
2004-10-01	65.0
2005-01-01	66.1
2005-04-01	66.5
2005-07-01	67.2
2005-10-01	67.1
2006-01-01	67.4
2006-04-01	67.3
2006-07-01	67.3
2006-10-01	66.5
2007-01-01	65.6
2007-04-01	65.6
2007-07-01	64.0
2007-10-01	63.6
2008-01-01	63.7
2008-04-01	64.7
2008-07-01	64.4
2008-10-01	65.2
2009-01-01	67.4
2009-04-01	70.9
2009-07-01	71.9
2009-10-01	72.6
2010-01-01	72.8
2010-04-01	73.6
2010-07-01	73.7
2010-10-01	81.1
2011-01-01	80.0
2011-04-01	79.5
2011-07-01	79.3
2011-10-01	78.7
2012-01-01	79.4
2012-04-01	80.6
2012-07-01	80.0
2012-10-01	79.8
2013-01-01	79.1
2013-04-01	78.6
2013-07-01	77.4
2013-10-01	77.4
2014-01-01	76.1
2014-04-01	75.7
2014-07-01	75.1
2014-10-01	74.5
2015-01-01	74.1
2015-04-01	72.3
2015-07-01	71.7
2015-10-01	71.0
2016-01-01	70.5
2016-04-01	70.0
2016-07-01	69.2
2016-10-01	68.0
2017-01-01	66.7
2017-04-01	65.9
2017-07-01	64.9
2017-10-01	63.8
2018-01-01	62.5