Quarter	Percentage of GDP
1990-01-01	74.2
1990-04-01	73.7
1990-07-01	73.1
1990-10-01	73.0
1991-01-01	75.8
1991-04-01	74.9
1991-07-01	74.6
1991-10-01	75.2
1992-01-01	77.6
1992-04-01	78.3
1992-07-01	79.7
1992-10-01	79.2
1993-01-01	79.5
1993-04-01	77.5
1993-07-01	76.8
1993-10-01	71.3
1994-01-01	70.1
1994-04-01	68.8
1994-07-01	67.9
1994-10-01	67.0
1995-01-01	68.6
1995-04-01	69.3
1995-07-01	69.4
1995-10-01	69.5
1996-01-01	70.5
1996-04-01	70.1
1996-07-01	69.4
1996-10-01	69.8
1997-01-01	71.6
1997-04-01	69.9
1997-07-01	68.9
1997-10-01	68.9
1998-01-01	70.8
1998-04-01	72.3
1998-07-01	75.3
1998-10-01	80.2
1999-01-01	84.7
1999-04-01	86.5
1999-07-01	86.3
1999-10-01	86.0
2000-01-01	85.4
2000-04-01	84.6
2000-07-01	82.9
2000-10-01	81.3
2001-01-01	82.7
2001-04-01	83.1
2001-07-01	86.7
2001-10-01	93.0
2002-01-01	95.0
2002-04-01	94.1
2002-07-01	95.5
2002-10-01	95.2
2003-01-01	97.0
2003-04-01	98.1
2003-07-01	100.1
2003-10-01	100.2
2004-01-01	99.9
2004-04-01	96.6
2004-07-01	97.6
2004-10-01	96.8
2005-01-01	96.3
2005-04-01	96.8
2005-07-01	98.2
2005-10-01	94.4
2006-01-01	93.0
2006-04-01	93.0
2006-07-01	92.4
2006-10-01	88.0
2007-01-01	87.0
2007-04-01	88.3
2007-07-01	87.0
2007-10-01	86.3
2008-01-01	88.3
2008-04-01	90.4
2008-07-01	89.5
2008-10-01	93.8
2009-01-01	98.6
2009-04-01	103.0
2009-07-01	105.9
2009-10-01	104.2
2010-01-01	102.7
2010-04-01	100.6
2010-07-01	99.4
2010-10-01	99.6
2011-01-01	100.0
2011-04-01	101.7
2011-07-01	100.9
2011-10-01	102.0
2012-01-01	104.5
2012-04-01	104.0
2012-07-01	106.1
2012-10-01	106.0
2013-01-01	108.2
2013-04-01	106.2
2013-07-01	103.2
2013-10-01	102.5
2014-01-01	99.1
2014-04-01	97.6
2014-07-01	98.4
2014-10-01	98.1
2015-01-01	98.9
2015-04-01	100.3
2015-07-01	99.6
2015-10-01	100.8
2016-01-01	104.1
2016-04-01	104.8
2016-07-01	105.6
2016-10-01	108.3
2017-01-01	110.5
2017-04-01	110.4
2017-07-01	112.0
2017-10-01	112.3
2018-01-01	114.5