Quarter	Percentage of GDP
1999-01-01	44.9
1999-04-01	44.1
1999-07-01	42.4
1999-10-01	43.2
2000-01-01	41.5
2000-04-01	41.6
2000-07-01	40.4
2000-10-01	40.7
2001-01-01	38.5
2001-04-01	37.5
2001-07-01	37.1
2001-10-01	36.7
2002-01-01	35.8
2002-04-01	36.6
2002-07-01	37.3
2002-10-01	37.5
2003-01-01	37.0
2003-04-01	37.4
2003-07-01	37.4
2003-10-01	37.8
2004-01-01	37.9
2004-04-01	38.8
2004-07-01	39.3
2004-10-01	41.3
2005-01-01	40.4
2005-04-01	42.3
2005-07-01	42.5
2005-10-01	43.4
2006-01-01	42.2
2006-04-01	42.6
2006-07-01	43.2
2006-10-01	43.2
2007-01-01	41.9
2007-04-01	41.8
2007-07-01	42.7
2007-10-01	44.3
2008-01-01	43.8
2008-04-01	43.9
2008-07-01	47.3
2008-10-01	54.3
2009-01-01	56.7
2009-04-01	59.9
2009-07-01	64.9
2009-10-01	67.7
2010-01-01	73.7
2010-04-01	77.3
2010-07-01	81.9
2010-10-01	81.1
2011-01-01	80.2
2011-04-01	84.4
2011-07-01	89.8
2011-10-01	94.9
2012-01-01	94.1
2012-04-01	95.9
2012-07-01	96.3
2012-10-01	97.0
2013-01-01	98.1
2013-04-01	94.8
2013-07-01	94.1
2013-10-01	93.3
2014-01-01	94.6
2014-04-01	95.5
2014-07-01	97.5
2014-10-01	104.4
2015-01-01	105.3
2015-04-01	103.3
2015-07-01	104.7
2015-10-01	103.4
2016-01-01	105.8
2016-04-01	113.4
2016-07-01	116.6
2016-10-01	113.9
2017-01-01	113.2
2017-04-01	110.6
2017-07-01	109.0
2017-10-01	112.1
2018-01-01	109.8