Quarter	Percentage of GDP
1999-10-01	91.1
2000-01-01	89.2
2000-04-01	87.7
2000-07-01	83.8
2000-10-01	80.5
2001-01-01	80.3
2001-04-01	80.7
2001-07-01	83.1
2001-10-01	85.4
2002-01-01	88.8
2002-04-01	89.0
2002-07-01	89.5
2002-10-01	88.7
2003-01-01	89.3
2003-04-01	90.6
2003-07-01	92.5
2003-10-01	94.3
2004-01-01	95.0
2004-04-01	94.2
2004-07-01	93.6
2004-10-01	92.5
2005-01-01	92.6
2005-04-01	93.8
2005-07-01	94.6
2005-10-01	91.2
2006-01-01	90.2
2006-04-01	84.1
2006-07-01	82.6
2006-10-01	83.0
2007-01-01	82.3
2007-04-01	79.6
2007-07-01	77.5
2007-10-01	75.6
2008-01-01	73.4
2008-04-01	73.1
2008-07-01	73.1
2008-10-01	75.6
2009-01-01	78.8
2009-04-01	78.0
2009-07-01	79.0
2009-10-01	78.8
2010-01-01	77.9
2010-04-01	77.2
2010-07-01	76.5
2010-10-01	75.2
2011-01-01	73.1
2011-04-01	71.4
2011-07-01	72.5
2011-10-01	72.7
2012-01-01	72.2
2012-04-01	72.3
2012-07-01	72.8
2012-10-01	73.9
2013-01-01	73.5
2013-04-01	73.1
2013-07-01	72.4
2013-10-01	72.1
2014-01-01	72.0
2014-04-01	72.6
2014-07-01	72.9
2014-10-01	72.2
2015-01-01	72.9
2015-04-01	69.8
2015-07-01	69.8
2015-10-01	70.5
2016-01-01	70.8
2016-04-01	71.2
2016-07-01	69.5
2016-10-01	67.8
2017-01-01	67.3
2017-04-01	67.1
2017-07-01	67.5
2017-10-01	66.7
2018-01-01	67.2