Quarter	Growth rate same period previous year
1997-01-01	0.5351220982815540
1997-04-01	0.4773029869118470
1997-07-01	0.3768181475619950
1997-10-01	0.1361504714840590
1998-01-01	-0.1499362770822240
1998-04-01	-0.1000075005625310
1998-07-01	1.6117326125585100
1998-10-01	2.3340719105650100
1999-01-01	-1.8044397727557100
1999-04-01	-2.0972545486397900
1999-07-01	-7.1106622989581600
1999-10-01	-8.4368771990256700
2000-01-01	-6.5450096849831700
2000-04-01	-6.9224673432347500
2000-07-01	-3.9932120697884100
2000-10-01	-4.2484011393561500
2001-01-01	-3.4962365004909000
2001-04-01	-1.5764466782016500
2001-07-01	0.0883782589482890
2001-10-01	1.5070300002806400
2002-01-01	3.2583507601876400
2002-04-01	2.4499818623210700
2002-07-01	1.3658940397351000
2002-10-01	1.8025988388167000
2003-01-01	1.5052409753961700
2003-04-01	2.3233011030913800
2003-07-01	2.8610317136246200
2003-10-01	1.9743631524632000
2004-01-01	1.6231227587694300
2004-04-01	0.1969761499148170
2004-07-01	-1.9160535648123600
2004-10-01	-2.5193746837465600
2005-01-01	-3.3509325833753300
2005-04-01	-4.9997343393018400
2005-07-01	-4.4142248124763900
2005-10-01	-2.6336639073300000
2006-01-01	-1.9984627209838600
2006-04-01	-1.3506711409395800
2006-07-01	-1.6964941003782500
2006-10-01	-4.0292937512275900
2007-01-01	-3.4285714285714200
2007-04-01	-2.1175270005953000
2007-07-01	-2.0847092605886600
2007-10-01	-3.4558372072625300
2008-01-01	-4.1768186564566900
2008-04-01	-5.3518679409209300
2008-07-01	-4.6277016921317300
2008-10-01	-2.2864237909209200
2009-01-01	-1.8918755297251400
2009-04-01	-0.8689798665932180
2009-07-01	-3.1671842809261900
2009-10-01	-1.8409471270067600
2010-01-01	0.0925611675048698
2010-04-01	1.7593678622136900
2010-07-01	2.5880410275952000
2010-10-01	3.7351603940388900
2011-01-01	3.6312074227058200
2011-04-01	1.0707352584324200
2011-07-01	2.8199096143131300
2011-10-01	1.2753005630802000
2012-01-01	0.0951842707992399
2012-04-01	0.5732120884727320
2012-07-01	-0.5057651202697460
2012-10-01	0.0931658351866219
2013-01-01	-0.2852812695016380
2013-04-01	-1.8500835521604200
2013-07-01	-1.9304668825077800
2013-10-01	-3.3418405644797800
2014-01-01	-5.3881686782893600
2014-04-01	-5.6883132676638700
2014-07-01	-6.0750979605689500
2014-10-01	-5.1348161033797100
2015-01-01	-5.8178725548870900
2015-04-01	-1.8954901518326400
2015-07-01	-1.9381118191971500
2015-10-01	-2.3641900520646000
2016-01-01	-1.5351170568561900
2016-04-01	-7.3045706962836400
2016-07-01	-5.1453838938764600
2016-10-01	-5.3291746319213900
2017-01-01	-6.1241126320437600
2017-04-01	-6.5189649060616800
2017-07-01	-7.5646277722842300
2017-10-01	-7.2374946861272400
2018-01-01	-7.5873796946233300
2018-04-01	-5.7752834553107600
2018-07-01	-4.4280583785435900