Quarter	Percentage of GDP
1999-01-01	69.2
1999-04-01	70.2
1999-07-01	70.1
1999-10-01	69.3
2000-01-01	73.4
2000-04-01	73.2
2000-07-01	73.1
2000-10-01	68.9
2001-01-01	71.6
2001-04-01	71.8
2001-07-01	72.1
2001-10-01	69.8
2002-01-01	72.6
2002-04-01	72.5
2002-07-01	73.8
2002-10-01	71.5
2003-01-01	74.2
2003-04-01	77.0
2003-07-01	73.2
2003-10-01	70.0
2004-01-01	72.7
2004-04-01	74.6
2004-07-01	75.6
2004-10-01	69.9
2005-01-01	77.4
2005-04-01	82.2
2005-07-01	81.1
2005-10-01	74.0
2006-01-01	75.1
2006-04-01	76.8
2006-07-01	74.0
2006-10-01	70.0
2007-01-01	72.6
2007-04-01	74.7
2007-07-01	76.4
2007-10-01	66.2
2008-01-01	67.1
2008-04-01	65.5
2008-07-01	66.8
2008-10-01	71.5
2009-01-01	74.5
2009-04-01	76.8
2009-07-01	76.8
2009-10-01	83.9
2010-01-01	85.6
2010-04-01	90.2
2010-07-01	90.1
2010-10-01	87.5
2011-01-01	85.1
2011-04-01	86.0
2011-07-01	88.9
2011-10-01	88.4
2012-01-01	89.6
2012-04-01	92.8
2012-07-01	92.0
2012-10-01	92.6
2013-01-01	93.1
2013-04-01	91.4
2013-07-01	91.9
2013-10-01	89.1
2014-01-01	90.3
2014-04-01	93.0
2014-07-01	92.4
2014-10-01	96.8
2015-01-01	99.5
2015-04-01	96.4
2015-07-01	96.7
2015-10-01	95.2
2016-01-01	98.3
2016-04-01	99.8
2016-07-01	97.7
2016-10-01	96.4
2017-01-01	93.4
2017-04-01	92.3
2017-07-01	90.8
2017-10-01	88.9
2018-01-01	86.9