Quarter	Growth rate same period previous year
2006-01-01	-4.6
2006-04-01	-4.0
2006-07-01	-4.0
2006-10-01	-3.5
2007-01-01	-4.1
2007-04-01	-3.2
2007-07-01	-3.4
2007-10-01	-4.2
2008-01-01	-5.0
2008-04-01	-6.7
2008-07-01	-6.6
2008-10-01	-8.1
2009-01-01	-9.4
2009-04-01	-8.2
2009-07-01	-7.8
2009-10-01	-5.6
2010-01-01	-3.5
2010-04-01	-0.9
2010-07-01	-1.2
2010-10-01	1.5
2011-01-01	2.2
2011-04-01	1.4
2011-07-01	3.1
2011-10-01	2.7
2012-01-01	2.8
2012-04-01	1.0
2012-07-01	-0.4
2012-10-01	0.0
2013-01-01	-0.3
2013-04-01	1.0
2013-07-01	1.7
2013-10-01	1.2
2014-01-01	0.8
2014-04-01	1.2
2014-07-01	0.2
2014-10-01	-0.2
2015-01-01	1.0
2015-04-01	-0.3
2015-07-01	0.5
2015-10-01	0.2
2016-01-01	0.7
2016-04-01	-0.2
2016-07-01	-0.3
2016-10-01	0.5
2017-01-01	0.3
2017-04-01	2.8
2017-07-01	3.7
2017-10-01	3.1
2018-01-01	3.3
2018-04-01	1.2
2018-07-01	-0.2