Quarter	Percentage of GDP
2008-01-01	72.2
2008-04-01	72.7
2008-07-01	73.7
2008-10-01	75.3
2009-01-01	77.8
2009-04-01	79.1
2009-07-01	80.1
2009-10-01	80.0
2010-01-01	78.6
2010-04-01	78.7
2010-07-01	78.6
2010-10-01	78.5
2011-01-01	77.2
2011-04-01	77.5
2011-07-01	77.9
2011-10-01	78.9
2012-01-01	79.4
2012-04-01	80.2
2012-07-01	80.8
2012-10-01	81.6
2013-01-01	82.6
2013-04-01	83.5
2013-07-01	84.3
2013-10-01	84.3
2014-01-01	85.4
2014-04-01	86.0
2014-07-01	86.3
2014-10-01	87.5
2015-01-01	89.0
2015-04-01	89.4
2015-07-01	90.4
2015-10-01	91.8
2016-01-01	92.9
2016-04-01	93.2
2016-07-01	93.3
2016-10-01	93.2
2017-01-01	93.1
2017-04-01	92.7
2017-07-01	92.6
2017-10-01	92.2
2018-01-01	93.1