Quarter	Growth rate same period previous year
1997-01-01	-0.7248660573589520
1997-04-01	-1.2876884422110500
1997-07-01	-0.5044136191677160
1997-10-01	-0.0950570342205356
1998-01-01	-0.7936507936508130
1998-04-01	-1.5272033089405100
1998-07-01	-2.1863117870722400
1998-10-01	-1.9663812242309000
1999-01-01	-0.6400000000000060
1999-04-01	0.2907915993538060
1999-07-01	-0.6802721088435370
1999-10-01	-0.9705596894209090
2000-01-01	-1.6425120772946700
2000-04-01	-2.0940721649484700
2000-07-01	-1.8264840182648400
2000-10-01	-2.7115321790264400
2001-01-01	-3.2089063523248300
2001-04-01	-2.9285949325435900
2001-07-01	-2.2259136212624800
2001-10-01	-1.4103425117528700
2002-01-01	-1.0487144790257100
2002-04-01	-1.3220338983051000
2002-07-01	-1.3251783893985600
2002-10-01	-1.0217983651226300
2003-01-01	-0.8888888888888900
2003-04-01	-0.4122294744074090
2003-07-01	-0.0688705234159887
2003-10-01	-0.1032346868547740
2004-01-01	0.1724732666436720
2004-04-01	0.4139358399447970
2004-07-01	1.2405237767057100
2004-10-01	1.9979331725800900
2005-01-01	2.7548209366391200
2005-04-01	2.7825489522500900
2005-07-01	2.3825731790333400
2005-10-01	1.8574805808848500
2006-01-01	1.6420911528150000
2006-04-01	1.4037433155080300
2006-07-01	1.3962765957447000
2006-10-01	1.2599469496021100
2007-01-01	1.3517969007583400
2007-04-01	1.1865524060645900
2007-07-01	0.9508196721311520
2007-10-01	1.3097576948264500
2008-01-01	1.5289525048796200
2008-04-01	3.2247557003257400
2008-07-01	4.8717115946735900
2008-10-01	5.5914673561732600
2009-01-01	4.8506604582898200
2009-04-01	3.2277468724233500
2009-07-01	0.8660176425338680
2009-10-01	0.0300537140712917
2010-01-01	0.3703703703703740
2010-04-01	0.9093971034018310
2010-07-01	1.6238159675236700
2010-10-01	1.8206338503034300
2011-01-01	1.8785642401878600
2011-04-01	2.5367156208277700
2011-07-01	2.7629826897470300
2011-10-01	2.4834437086092600
2012-01-01	2.6012512347711500
2012-04-01	1.8880208333333200
2012-07-01	1.6520894071914400
2012-10-01	1.4862681744749900
2013-01-01	1.6367137355584000
2013-04-01	1.7252396166134400
2013-07-01	1.7208413001912100
2013-10-01	1.4326647564469800
2014-01-01	1.4209030628355000
2014-04-01	1.0678391959798900
2014-07-01	1.0025062656641500
2014-10-01	1.4124293785310600
2015-01-01	1.2141967621419600
2015-04-01	1.2740832815413100
2015-07-01	1.2096774193548300
2015-10-01	1.2070566388115200
2016-01-01	1.4457090126115100
2016-04-01	1.6876342436330400
2016-07-01	3.2178976402084100
2016-10-01	3.8837920489296600
2017-01-01	4.0024257125530900
2017-04-01	4.0434520217259900
2017-07-01	2.7019002375296900
2017-10-01	1.8840153076243800
2018-01-01	1.3702623906705400
2018-04-01	1.4501160092807800
2018-07-01	1.5611448395490000