Quarter	Percentage of GDP
1995-01-01	60.3
1995-04-01	61.6
1995-07-01	62.1
1995-10-01	61.7
1996-01-01	62.8
1996-04-01	62.4
1996-07-01	62.9
1996-10-01	65.6
1997-01-01	64.5
1997-04-01	65.1
1997-07-01	65.0
1997-10-01	64.4
1998-01-01	65.3
1998-04-01	65.3
1998-07-01	64.9
1998-10-01	62.5
1999-01-01	62.2
1999-04-01	61.7
1999-07-01	60.3
1999-10-01	60.9
2000-01-01	59.8
2000-04-01	59.1
2000-07-01	58.4
2000-10-01	58.0
2001-01-01	56.5
2001-04-01	56.0
2001-07-01	55.1
2001-10-01	54.2
2002-01-01	53.2
2002-04-01	52.9
2002-07-01	51.7
2002-10-01	51.3
2003-01-01	50.1
2003-04-01	50.2
2003-07-01	48.5
2003-10-01	47.6
2004-01-01	47.6
2004-04-01	47.0
2004-07-01	45.7
2004-10-01	45.3
2005-01-01	45.0
2005-04-01	43.9
2005-07-01	42.8
2005-10-01	42.3
2006-01-01	41.5
2006-04-01	40.3
2006-07-01	39.9
2006-10-01	38.9
2007-01-01	38.8
2007-04-01	38.2
2007-07-01	36.8
2007-10-01	35.6
2008-01-01	34.7
2008-04-01	35.2
2008-07-01	36.2
2008-10-01	39.5
2009-01-01	42.7
2009-04-01	46.6
2009-07-01	49.1
2009-10-01	52.8
2010-01-01	54.5
2010-04-01	56.5
2010-07-01	57.5
2010-10-01	60.1
2011-01-01	64.0
2011-04-01	66.0
2011-07-01	66.5
2011-10-01	69.5
2012-01-01	73.6
2012-04-01	76.9
2012-07-01	78.7
2012-10-01	85.7
2013-01-01	92.1
2013-04-01	93.9
2013-07-01	95.3
2013-10-01	95.5
2014-01-01	98.2
2014-04-01	99.3
2014-07-01	99.7
2014-10-01	100.4
2015-01-01	100.6
2015-04-01	100.1
2015-07-01	100.0
2015-10-01	99.4
2016-01-01	100.7
2016-04-01	100.7
2016-07-01	100.0
2016-10-01	99.0
2017-01-01	99.8
2017-04-01	99.6
2017-07-01	98.4
2017-10-01	98.3
2018-01-01	98.7