Quarter	Growth rate same period previous year
1980-01-01	2.923976608187140
1980-04-01	5.836575875486390
1980-07-01	10.251450676982600
1980-10-01	11.368015414258200
1981-01-01	20.454545454545500
1981-04-01	18.933823529411800
1981-07-01	22.631578947368400
1981-10-01	24.048442906574400
1982-01-01	20.754716981132100
1982-04-01	22.720247295208600
1982-07-01	19.456366237482100
1982-10-01	19.525801952580200
1983-01-01	14.583333333333400
1983-04-01	12.846347607052900
1983-07-01	9.101796407185640
1983-10-01	7.351225204200690
1984-01-01	6.363636363636340
1984-04-01	5.580357142857140
1984-07-01	6.037321624588360
1984-10-01	5.760869565217410
1985-01-01	4.807692307692310
1985-04-01	5.073995771670200
1985-07-01	5.279503105590070
1985-10-01	5.755395683453220
1986-01-01	6.422018348623860
1986-04-01	7.746478873239440
1986-07-01	10.029498525073700
1986-10-01	10.301263362487900
1987-01-01	12.260536398467400
1987-04-01	10.924369747899200
1987-07-01	7.149240393208220
1987-10-01	6.960352422907480
1988-01-01	6.228668941979520
1988-04-01	6.313131313131290
1988-07-01	6.755629691409530
1988-10-01	6.260296540362430
1989-01-01	5.301204819277110
1989-04-01	4.592240696753760
1989-07-01	4.531249999999980
1989-10-01	3.720930232558140
1990-01-01	2.822273073989320
1990-04-01	2.800908402725230
1990-07-01	3.139013452914800
1990-10-01	4.932735426008960
1991-01-01	5.044510385756680
1991-04-01	5.154639175257720
1991-07-01	4.999999999999980
1991-10-01	3.418803418803420
1992-01-01	3.389830508474570
1992-04-01	3.991596638655480
1992-07-01	3.519668737060060
1992-10-01	3.719008264462810
1993-01-01	4.781420765027320
1993-04-01	4.040404040404030
1993-07-01	3.533333333333340
1993-10-01	3.253652058432950
1994-01-01	1.564537157757520
1994-04-01	0.970873786407768
1994-07-01	0.708306503541519
1994-10-01	1.028938906752400
1995-01-01	0.962772785622572
1995-04-01	1.346153846153850
1995-07-01	2.046035805626610
1995-10-01	2.164226607256520
1996-01-01	2.097902097902100
1996-04-01	2.087286527514230
1996-07-01	2.130325814536340
1996-10-01	2.056074766355160
1997-01-01	2.552926525529270
1997-04-01	2.664188351920690
1997-07-01	2.515337423312890
1997-10-01	2.625152625152600
1998-01-01	3.521554341226470
1998-04-01	4.164152082076040
1998-07-01	5.026929982046660
1998-10-01	5.294467578822120
1999-01-01	5.043988269794710
1999-04-01	3.997682502896860
1999-07-01	1.994301994302000
1999-10-01	2.485875706214700
2000-01-01	2.512562814070350
2000-04-01	2.729805013927570
2000-07-01	4.134078212290490
2000-10-01	3.638368246968030
2001-01-01	3.976034858387800
2001-04-01	4.392624728850330
2001-07-01	4.506437768240350
2001-10-01	4.627659574468090
2002-01-01	4.557359874279750
2002-04-01	4.519480519480560
2002-07-01	3.901437371663240
2002-10-01	3.812913065582110
2003-01-01	3.156312625250490
2003-04-01	3.180914512922440
2003-07-01	2.816205533596840
2003-10-01	2.693437806072460
2004-01-01	2.962603205439530
2004-04-01	2.215799614643530
2004-07-01	2.066314271984600
2004-10-01	1.955174058178360
2005-01-01	1.698113207547170
2005-04-01	1.885014137606040
2005-07-01	1.271186440677980
2005-10-01	1.964452759588400
2006-01-01	2.504638218923940
2006-04-01	2.636447733580010
2006-07-01	3.672710367271040
2006-10-01	3.944954128440360
2007-01-01	3.303167420814490
2007-04-01	4.281207751239310
2007-07-01	4.843049327354260
2007-10-01	4.589585172109450
2008-01-01	5.300043802014880
2008-04-01	5.315471045808140
2008-07-01	4.875962360992310
2008-10-01	4.936708860759500
2009-01-01	4.326123128119800
2009-04-01	3.775133360689350
2009-07-01	3.629690048939640
2009-10-01	3.136308805790100
2010-01-01	3.070175438596500
2010-04-01	3.361012257809410
2010-07-01	3.030303030303020
2010-10-01	2.846003898635480
2011-01-01	2.823984526112200
2011-04-01	2.601377199693960
2011-07-01	3.093964858670740
2011-10-01	3.184230477634570
2012-01-01	2.972159518434900
2012-04-01	3.467561521252810
2012-07-01	3.149314560948500
2012-10-01	3.159441587068330
2013-01-01	3.434417245158930
2013-04-01	2.810810810810800
2013-07-01	2.693965517241380
2013-10-01	2.706552706552730
2014-01-01	2.649240551042040
2014-04-01	2.523659305993680
2014-07-01	2.378454004896820
2014-10-01	2.357836338418850
2015-01-01	2.305574673090160
2015-04-01	2.256410256410260
2015-07-01	2.596515203279820
2015-10-01	2.743902439024380
2016-01-01	2.926337033299700
2016-04-01	3.243062520896030
2016-07-01	3.529803529803540
2016-10-01	3.428948236069920
2017-01-01	3.921568627450960
2017-04-01	3.853626943005170
2017-07-01	3.505950466387880
2017-10-01	2.964615875039860
2018-01-01	2.044025157232730
2018-04-01	2.681633925787360
2018-07-01	3.262896208825370