Quarter	Percentage of GDP
1999-10-01	89.1
2000-01-01	90.1
2000-04-01	87.2
2000-07-01	86.5
2000-10-01	85.9
2001-01-01	86.6
2001-04-01	86.4
2001-07-01	84.8
2001-10-01	83.6
2002-01-01	83.3
2002-04-01	83.5
2002-07-01	82.7
2002-10-01	83.0
2003-01-01	83.2
2003-04-01	84.2
2003-07-01	83.8
2003-10-01	84.2
2004-01-01	83.6
2004-04-01	82.5
2004-07-01	81.5
2004-10-01	79.9
2005-01-01	80.9
2005-04-01	80.9
2005-07-01	80.8
2005-10-01	79.2
2006-01-01	79.1
2006-04-01	78.0
2006-07-01	79.7
2006-10-01	78.2
2007-01-01	81.3
2007-04-01	84.0
2007-07-01	86.3
2007-10-01	90.2
2008-01-01	89.5
2008-04-01	89.6
2008-07-01	90.4
2008-10-01	90.0
2009-01-01	92.8
2009-04-01	95.8
2009-07-01	98.1
2009-10-01	100.2
2010-01-01	101.0
2010-04-01	99.0
2010-07-01	98.7
2010-10-01	99.2
2011-01-01	99.8
2011-04-01	101.6
2011-07-01	102.5
2011-10-01	103.3
2012-01-01	104.7
2012-04-01	105.7
2012-07-01	106.7
2012-10-01	108.7
2013-01-01	107.7
2013-04-01	106.1
2013-07-01	104.8
2013-10-01	104.9
2014-01-01	104.3
2014-04-01	104.2
2014-07-01	103.6
2014-10-01	102.5
2015-01-01	103.0
2015-04-01	103.3
2015-07-01	105.5
2015-10-01	103.3
2016-01-01	106.2
2016-04-01	108.7
2016-07-01	110.4
2016-10-01	111.2
2017-01-01	111.6
2017-04-01	112.0
2017-07-01	112.4
2017-10-01	112.6
2018-01-01	113.1