Quarter	Percentage of GDP
1993-01-01	93.4
1993-04-01	93.7
1993-07-01	92.5
1993-10-01	91.2
1994-01-01	89.8
1994-04-01	90.1
1994-07-01	89.3
1994-10-01	89.7
1995-01-01	86.1
1995-04-01	84.5
1995-07-01	83.0
1995-10-01	81.1
1996-01-01	81.8
1996-04-01	82.7
1996-07-01	81.7
1996-10-01	81.3
1997-01-01	90.3
1997-04-01	91.6
1997-07-01	90.0
1997-10-01	89.9
1998-01-01	87.7
1998-04-01	84.4
1998-07-01	81.4
1998-10-01	77.5
1999-01-01	79.4
1999-04-01	78.6
1999-07-01	79.1
1999-10-01	76.3
2000-01-01	73.0
2000-04-01	72.4
2000-07-01	74.1
2000-10-01	72.0
2001-01-01	73.1
2001-04-01	74.2
2001-07-01	66.1
2001-10-01	65.1
2002-01-01	64.8
2002-04-01	64.2
2002-07-01	65.3
2002-10-01	67.1
2003-01-01	65.5
2003-04-01	63.2
2003-07-01	61.6
2003-10-01	60.7
2004-01-01	60.5
2004-04-01	59.8
2004-07-01	59.8
2004-10-01	58.7
2005-01-01	59.2
2005-04-01	60.1
2005-07-01	60.1
2005-10-01	60.1
2006-01-01	62.0
2006-04-01	62.4
2006-07-01	61.8
2006-10-01	64.3
2007-01-01	63.9
2007-04-01	64.4
2007-07-01	65.5
2007-10-01	69.1
2008-01-01	69.6
2008-04-01	71.4
2008-07-01	73.8
2008-10-01	76.2
2009-01-01	75.5
2009-04-01	77.0
2009-07-01	78.4
2009-10-01	80.6
2010-01-01	81.1
2010-04-01	82.0
2010-07-01	82.2
2010-10-01	82.2
2011-01-01	81.6
2011-04-01	83.5
2011-07-01	83.5
2011-10-01	85.3
2012-01-01	85.3
2012-04-01	86.1
2012-07-01	87.5
2012-10-01	90.2
2013-01-01	91.9
2013-04-01	94.8
2013-07-01	96.3
2013-10-01	97.5
2014-01-01	96.0
2014-04-01	95.3
2014-07-01	94.1
2014-10-01	93.4
2015-01-01	93.1
2015-04-01	91.8
2015-07-01	90.7
2015-10-01	89.3
2016-01-01	88.2
2016-04-01	89.0
2016-07-01	89.7
2016-10-01	89.7
2017-01-01	89.7
2017-04-01	89.1
2017-07-01	88.4
2017-10-01	88.3
2018-01-01	87.8