Quarter	Growth rate same period previous year
2006-01-01	3.2
2006-04-01	3.0
2006-07-01	3.1
2006-10-01	3.1
2007-01-01	3.3
2007-04-01	3.1
2007-07-01	3.0
2007-10-01	3.2
2008-01-01	3.3
2008-04-01	3.4
2008-07-01	3.0
2008-10-01	3.6
2009-01-01	2.9
2009-04-01	1.6
2009-07-01	1.9
2009-10-01	1.0
2010-01-01	1.1
2010-04-01	1.6
2010-07-01	1.2
2010-10-01	1.5
2011-01-01	1.9
2011-04-01	2.3
2011-07-01	3.0
2011-10-01	2.9
2012-01-01	3.0
2012-04-01	3.4
2012-07-01	3.4
2012-10-01	3.6
2013-01-01	3.2
2013-04-01	2.5
2013-07-01	2.3
2013-10-01	1.9
2014-01-01	2.0
2014-04-01	2.3
2014-07-01	2.4
2014-10-01	2.7
2015-01-01	2.8
2015-04-01	2.8
2015-07-01	2.9
2015-10-01	3.0
2016-01-01	2.9
2016-04-01	1.8
2016-07-01	1.3
2016-10-01	1.0
2017-01-01	1.2
2017-04-01	1.1
2017-07-01	0.9
2017-10-01	0.6
2018-01-01	0.3
2018-04-01	0.4
2018-07-01	0.5