Quarter	Percentage of GDP
1992-10-01	25.8
1993-01-01	26.6
1993-04-01	27.2
1993-07-01	27.5
1993-10-01	27.8
1994-01-01	28.6
1994-04-01	28.5
1994-07-01	29.2
1994-10-01	29.3
1995-01-01	29.5
1995-04-01	30.8
1995-07-01	31.3
1995-10-01	31.7
1996-01-01	32.1
1996-04-01	32.3
1996-07-01	32.2
1996-10-01	33.6
1997-01-01	33.3
1997-04-01	33.2
1997-07-01	32.5
1997-10-01	32.7
1998-01-01	33.0
1998-04-01	33.3
1998-07-01	34.5
1998-10-01	35.2
1999-01-01	36.0
1999-04-01	37.3
1999-07-01	39.1
1999-10-01	40.1
2000-01-01	40.5
2000-04-01	40.6
2000-07-01	40.6
2000-10-01	42.1
2001-01-01	42.2
2001-04-01	43.9
2001-07-01	47.6
2001-10-01	49.5
2002-01-01	116.9
2002-04-01	146.5
2002-07-01	154.9
2002-10-01	152.5
2003-01-01	128.2
2003-04-01	125.6
2003-07-01	140.7
2003-10-01	129.3
2004-01-01	120.1
2004-04-01	120.3
2004-07-01	116.9
2004-10-01	117.9
2005-01-01	110.7
2005-04-01	69.8
2005-07-01	66.5
2005-10-01	95.3
2006-01-01	90.9
2006-04-01	88.8
2006-07-01	84.1
2006-10-01	83.2
2007-01-01	80.0
2007-04-01	76.6
2007-07-01	73.2
2007-10-01	72.1
2008-01-01	67.2
2008-04-01	61.9
2008-07-01	58.5
2008-10-01	59.8
2009-01-01	59.1
2009-04-01	61.7
2009-07-01	61.8
2009-10-01	60.9
2010-01-01	60.3
2010-04-01	58.6
2010-07-01	56.2
2010-10-01	48.9
2011-01-01	48.9
2011-04-01	47.1
2011-07-01	44.7
2011-10-01	42.9
2012-01-01	41.8
2012-04-01	41.8
2012-07-01	42.4
2012-10-01	43.4
2013-01-01	42.4
2013-04-01	42.2
2013-07-01	43.8
2013-10-01	46.6
2014-01-01	48.8
2014-04-01	48.6
2014-07-01	47.2
2014-10-01	47.4
2015-01-01	45.5
2015-04-01	45.4
2015-07-01	46.5
2015-10-01	55.5
2016-01-01	64.3
2016-04-01	62.5
2016-07-01	60.8
2016-10-01	55.9
2017-01-01	52.3
2017-04-01	55.0
2017-07-01	55.9
2017-10-01	59.5
2018-01-01	59.4