Quarter	Percentage of GDP
1999-10-01	106.6
2000-01-01	107.4
2000-04-01	104.7
2000-07-01	104.0
2000-10-01	103.4
2001-01-01	104.2
2001-04-01	104.2
2001-07-01	103.0
2001-10-01	102.3
2002-01-01	103.0
2002-04-01	104.2
2002-07-01	104.4
2002-10-01	105.6
2003-01-01	106.8
2003-04-01	108.6
2003-07-01	109.1
2003-10-01	110.2
2004-01-01	110.8
2004-04-01	110.8
2004-07-01	110.9
2004-10-01	110.6
2005-01-01	112.1
2005-04-01	112.6
2005-07-01	112.9
2005-10-01	111.7
2006-01-01	111.4
2006-04-01	110.2
2006-07-01	111.5
2006-10-01	109.9
2007-01-01	108.9
2007-04-01	107.6
2007-07-01	106.0
2007-10-01	106.0
2008-01-01	104.7
2008-04-01	104.3
2008-07-01	104.5
2008-10-01	103.8
2009-01-01	105.5
2009-04-01	107.5
2009-07-01	108.8
2009-10-01	109.7
2010-01-01	111.2
2010-04-01	110.0
2010-07-01	110.5
2010-10-01	111.6
2011-01-01	111.7
2011-04-01	112.9
2011-07-01	113.5
2011-10-01	113.9
2012-01-01	114.8
2012-04-01	115.4
2012-07-01	115.9
2012-10-01	117.4
2013-01-01	117.8
2013-04-01	117.6
2013-07-01	117.7
2013-10-01	119.1
2014-01-01	119.6
2014-04-01	120.7
2014-07-01	121.2
2014-10-01	121.2
2015-01-01	121.9
2015-04-01	122.6
2015-07-01	124.3
2015-10-01	123.7
2016-01-01	124.8
2016-04-01	125.7
2016-07-01	126.1
2016-10-01	126.1
2017-01-01	126.5
2017-04-01	127.0
2017-07-01	127.5
2017-10-01	127.7
2018-01-01	128.3