Quarter	Growth rate same period previous year
1968-01-01	1.7333268310354500
1968-04-01	1.2274428915122300
1968-07-01	2.0475293284894900
1968-10-01	3.2493686281400800
1969-01-01	3.2754216685955300
1969-04-01	3.7909346913076300
1969-07-01	3.6398936423417800
1969-10-01	3.0483328439093100
1970-01-01	7.0154499038525200
1970-04-01	8.0572369473628200
1970-07-01	6.3197367514525500
1970-10-01	8.6999323201870700
1971-01-01	5.5672594336700200
1971-04-01	5.4384942117098500
1971-07-01	5.5555898417008500
1971-10-01	2.0761276599547600
1972-01-01	1.2560528246514900
1972-04-01	1.4879176174594700
1972-07-01	2.6731058192087100
1972-10-01	2.5846218502110000
1973-01-01	1.7946265542127000
1973-04-01	1.2441410641499500
1973-07-01	1.9008137396147200
1973-10-01	4.0720004096751700
1974-01-01	8.7981390687371200
1974-04-01	12.2113648917209000
1974-07-01	10.7140661760186000
1974-10-01	10.6869394304709000
1975-01-01	14.9506834186898000
1975-04-01	13.5895724808493000
1975-07-01	17.2504473310300000
1975-10-01	21.2477000777960000
1976-01-01	10.9991280651470000
1976-04-01	8.4240811849827000
1976-07-01	6.7900437373006900
1976-10-01	2.0375281603787100
1977-01-01	9.1154651565835900
1977-04-01	9.6285186276347600
1977-07-01	8.4004853488343800
1977-10-01	6.8672757869689200
1978-01-01	0.0328940567018386
1978-04-01	1.3213284321463600
1978-07-01	1.2989572641944400
1978-10-01	3.0300256658360100
1979-01-01	7.9793530833204800
1979-04-01	11.1505767443758000
1979-07-01	17.7323137580259000
1979-10-01	18.3888331885932000
1980-01-01	21.6703703639253000
1980-04-01	22.4391546310897000
1980-07-01	13.6755388146079000
1980-10-01	12.4294589954808000
1981-01-01	14.4197488486513000
1981-04-01	10.4416444629192000
1981-07-01	15.3820200679171000
1981-10-01	16.0963942071942000
1982-01-01	11.1786250000000000
1982-04-01	10.2168325005646000
1982-07-01	11.4286835029562000
1982-10-01	15.0346581816305000
1983-01-01	23.6248199687665000
1983-04-01	18.8268145791090000
1983-07-01	18.7238445742326000
1983-10-01	14.0336043603667000
1984-01-01	5.1754222953130400
1984-04-01	8.2882278037387400
1984-07-01	3.6718865351493800
1984-10-01	6.5511356534142500
1985-01-01	4.8859197847049200
1985-04-01	7.7679879341582600
1985-07-01	3.2090014586733900
1985-10-01	1.7198360467129800
1986-01-01	-7.8157202399182800
1986-04-01	-20.4345355533323000
1986-07-01	-29.1444628434819000
1986-10-01	-30.6905841277385000
1987-01-01	-22.6923024539748000
1987-04-01	-14.0116963555662000
1987-07-01	2.4848076806328700
1987-10-01	3.9628103964294000
1988-01-01	-2.1392421281911700
1988-04-01	-1.6859051337978800
1988-07-01	-2.6602832818254800
1988-10-01	-3.6646718739512200
1989-01-01	2.1874790310675900
1989-04-01	5.6490965866002200
1989-07-01	6.2629182214220200
1989-10-01	9.2491361972048800
1990-01-01	7.9986493936839900
1990-04-01	1.8312070867853400
1990-07-01	-0.7856225859630930
1990-10-01	10.6420171654558000
1991-01-01	6.0136368925785200
1991-04-01	-0.1999337424078490
1991-07-01	2.9490547495359000
1991-10-01	-8.4873220036472500
1992-01-01	-10.6316636145848000
1992-04-01	-2.1132269911916400
1992-07-01	-3.3670222137393400
1992-10-01	-4.4113851429237700
1993-01-01	3.0771723372841200
1993-04-01	5.5748945233826800
1993-07-01	4.4181981968797700
1993-10-01	5.2793205179171200
1994-01-01	-1.1100727236615400
1994-04-01	-3.0645250691942300
1994-07-01	-2.5779988899811000
1994-10-01	-4.2537939074290600
1995-01-01	-2.2641929179685900
1995-04-01	-2.1092162732067500
1995-07-01	-1.3619113399099400
1995-10-01	-0.3355203151749340
1996-01-01	3.1857087120717200
1996-04-01	6.2972741553947900
1996-07-01	5.2321062662526500
1996-10-01	9.8557018796997200
1997-01-01	7.9231775278829100
1997-04-01	2.3428322103902100
1997-07-01	3.7768153855688100
1997-10-01	-0.0159408303692623
1998-01-01	-3.3550197731902600
1998-04-01	-2.9254534163194100
1998-07-01	-5.9362060023633400
1998-10-01	-7.7261566900351200
1999-01-01	-7.2267687399165400
1999-04-01	-1.2973411233652300
1999-07-01	3.2809437055160100
1999-10-01	8.9985486222871600
2000-01-01	16.4971188721724000
2000-04-01	14.8588054112983000
2000-07-01	19.0736239162966000
2000-10-01	23.5115084613706000
2001-01-01	7.9872984821714700
2001-04-01	5.3164858727699200
2001-07-01	-0.7438686755330960
2001-10-01	-13.6736998820022000
2002-01-01	-8.3748020796241500
2002-04-01	-5.6055461230658900
2002-07-01	-5.0686050748849100
2002-10-01	2.4501204299434000
2003-01-01	9.6247608428282800
2003-04-01	2.7219041318708100
2003-07-01	1.5433014759028700
2003-10-01	-0.7981425131714610
2004-01-01	-2.5728360313072400
2004-04-01	4.2548224266965400
2004-07-01	7.8593558210801500
2004-10-01	15.5412521998567000
2005-01-01	15.1603839631647000
2005-04-01	15.9082151835623000
2005-07-01	18.5565896249071000
2005-10-01	15.0087906500657000
2006-01-01	16.5389555742570000
2006-04-01	16.2651886591345000
2006-07-01	11.4720361552740000
2006-10-01	3.5488008706806100
2007-01-01	2.2652122686329000
2007-04-01	-1.0634396773010600
2007-07-01	-1.3502262443439100
2007-10-01	7.8978978978979000
2008-01-01	12.6881480655591000
2008-04-01	21.0192735359526000
2008-07-01	23.3267283135183000
2008-10-01	6.7179237406067200
2009-01-01	-7.3249563009135600
2009-04-01	-15.8647514624361000
2009-07-01	-16.2902793894493000
2009-10-01	-7.5599022004889800
2010-01-01	1.4128113879003700
2010-04-01	8.1322121509956200
2010-07-01	6.9666595578303800
2010-10-01	8.6154605727183000
2011-01-01	12.0117907148121000
2011-04-01	10.9240868540650000
2011-07-01	10.1980461221506000
2011-10-01	8.8736647293743200
2012-01-01	8.4899749373433600
2012-04-01	6.8467374810318600
2012-07-01	6.2539577239694800
2012-10-01	5.7467493737325400
2013-01-01	1.8452209067282600
2013-04-01	-1.8945634266886300
2013-07-01	-2.0461446774696700
2013-10-01	-5.0368030683324300
2014-01-01	-5.4523802772973500
2014-04-01	-5.0088305972958200
2014-07-01	-5.4438521265500200
2014-10-01	-6.3255427196863900
2015-01-01	-8.4837761650572800
2015-04-01	-5.8337651254228900
2015-07-01	-8.7017801881300400
2015-10-01	-8.7214278920838300
2016-01-01	-9.3226726087098800
2016-04-01	-11.8854183524842000
2016-07-01	-8.0746383864147400
2016-10-01	-3.2265907196443500
2017-01-01	3.1150621566926800
2017-04-01	2.8982845388090900
2017-07-01	1.6392245628125900
2017-10-01	3.0865305243513000
2018-01-01	3.5816920165416600
2018-04-01	8.2714550906754300
2018-07-01	11.6989942528736000