Quarter	Growth rate same period previous year
1997-01-01	4.4719072493311200
1997-04-01	2.1632499056722300
1997-07-01	3.0497390429478500
1997-10-01	1.1997785024303100
1998-01-01	-1.3536585365853600
1998-04-01	-1.2803151544995500
1998-07-01	-3.1120331950207300
1998-10-01	-4.4199902723735200
1999-01-01	-3.7272839658796100
1999-04-01	0.8105748846489520
1999-07-01	5.0006298022421100
1999-10-01	8.1865021309076900
2000-01-01	13.9197431781702000
2000-04-01	12.4938149430975000
2000-07-01	13.4716890595010000
2000-10-01	13.3819379115710000
2001-01-01	6.6392380093557800
2001-04-01	6.7297118979547200
2001-07-01	0.8351834231948370
2001-10-01	-4.2418585355735500
2002-01-01	-2.0242059087785900
2002-04-01	-2.2202761178652700
2002-07-01	-0.5871251834766250
2002-10-01	2.9676161594281400
2003-01-01	7.1528751753155700
2003-04-01	1.6384805858490200
2003-07-01	2.2358152288546700
2003-10-01	1.7723782476070200
2004-01-01	-1.3290374546919100
2004-04-01	4.9813394153016700
2004-07-01	6.4111821745409500
2004-10-01	8.5421942018500000
2005-01-01	7.5714285714285700
2005-04-01	8.7246333876463000
2005-07-01	12.6605593524308000
2005-10-01	11.1835840792230000
2006-01-01	12.2509960159362000
2006-04-01	11.6893732970027000
2006-07-01	6.4363464268812000
2006-10-01	1.5458399349119900
2007-01-01	1.1661807580174900
2007-04-01	0.5651784988208560
2007-07-01	0.7316383038926390
2007-10-01	8.1217845998144600
2008-01-01	10.7755920310738000
2008-04-01	13.5891319290017000
2008-07-01	15.0682182985554000
2008-10-01	2.3283931357254200
2009-01-01	-5.8213625909587900
2009-04-01	-10.4470705488717000
2009-07-01	-11.5989537925022000
2009-10-01	-3.1101116743530000
2010-01-01	4.8200488410264500
2010-04-01	8.1561270320760000
2010-07-01	7.3533472720817600
2010-10-01	9.2167892687148200
2011-01-01	12.7067180995302000
2011-04-01	11.4953511447577000
2011-07-01	12.0052915885790000
2011-10-01	11.4608845987610000
2012-01-01	9.1155540494747700
2012-04-01	7.1986551962820100
2012-07-01	8.0118110236220600
2012-10-01	6.2851418600142400
2013-01-01	3.1304347826086800
2013-04-01	0.2798019862866180
2013-07-01	0.0516372030860563
2013-10-01	-0.9577087957191890
2014-01-01	-1.8880992531919700
2014-04-01	-0.3740724842092350
2014-07-01	-1.7881538601657500
2014-10-01	-3.6192288801571800
2015-01-01	-7.7069457659372300
2015-04-01	-5.2597562476917600
2015-07-01	-7.1931993817619700
2015-10-01	-7.2363601617989000
2016-01-01	-7.4160292650482200
2016-04-01	-7.7445343208913800
2016-07-01	-5.1260700129900400
2016-10-01	0.1682403433476320
2017-01-01	8.2363505747126500
2017-04-01	4.6234022324729800
2017-07-01	3.3738239011374700
2017-10-01	3.5236854733667000
2018-01-01	2.1272359207513400
2018-04-01	5.5364835756596500
2018-07-01	9.3903888605875400