Quarter	Growth rate same period previous year
1977-01-01	6.914893617021290
1977-04-01	6.853031375324370
1977-07-01	6.649436090225550
1977-10-01	6.529129058726980
1978-01-01	2.122719734660030
1978-04-01	2.031129263715670
1978-07-01	1.960784313725510
1978-10-01	1.562500000000000
1979-01-01	7.816390603009630
1979-04-01	11.176025100075700
1979-07-01	18.312445980985300
1979-10-01	24.117009750812600
1980-01-01	27.733708203634900
1980-04-01	30.469054106656300
1980-07-01	29.851155145648800
1980-10-01	24.476256983240200
1981-01-01	29.714645075072700
1981-04-01	30.431863951667100
1981-07-01	30.450070323488000
1981-10-01	32.075736325385700
1982-01-01	22.665293012544700
1982-04-01	14.136215474352400
1982-07-01	7.595687331536400
1982-10-01	5.861739407454620
1983-01-01	-0.652141692604138
1983-04-01	-0.430883310787104
1983-07-01	-1.292649932361330
1983-10-01	1.730364128799270
1984-01-01	6.280769804565100
1984-04-01	9.052483268756600
1984-07-01	11.390284757118900
1984-10-01	9.130799191441100
1985-01-01	13.413810834587100
1985-04-01	14.408486262722200
1985-07-01	10.452493285796100
1985-10-01	-0.202649930594311
1986-01-01	-16.080184597634900
1986-04-01	-25.663799990601000
1986-07-01	-35.116815690799000
1986-10-01	-34.201920033758800
1987-01-01	-40.980695423039400
1987-04-01	-30.206094322923300
1987-07-01	-15.684967029710300
1987-10-01	-9.860509860509870
1988-01-01	2.504125012132370
1988-04-01	-9.293478260869540
1988-07-01	-13.796133567662600
1988-10-01	-13.963002490217000
1989-01-01	-9.042704289366520
1989-04-01	1.517874975034930
1989-07-01	6.962283384301730
1989-10-01	9.871821376886500
1990-01-01	21.236727045596500
1990-04-01	13.702537871335800
1990-07-01	6.737825216811220
1990-10-01	7.310189105278000
1991-01-01	7.676455435342610
1991-04-01	6.341379012025270
1991-07-01	4.598214285714280
1991-10-01	1.376468525337570
1992-01-01	-8.070175438596490
1992-04-01	-6.548974943052390
1992-07-01	-3.935125906956900
1992-10-01	-1.625875637810270
1993-01-01	-8.310201249132550
1993-04-01	-7.147209889440240
1993-07-01	-5.393637817664820
1993-10-01	-7.912087912087910
1994-01-01	-0.974456007568609
1994-04-01	-1.396962310144380
1994-07-01	0.244200244200232
1994-10-01	2.081145584725540
1995-01-01	5.588993981083420
1995-04-01	8.196253684510780
1995-07-01	3.897685749086480
1995-10-01	-1.318619657720000
1996-01-01	-1.628664495113990
1996-04-01	1.740047455839710
1996-07-01	9.279466137613850
1996-10-01	16.262319939348000
1997-01-01	17.862398822663700
1997-04-01	11.488295758832200
1997-07-01	3.366892226440000
1997-10-01	2.086729703293110
1998-01-01	-1.022319338223830
1998-04-01	-6.174943828930020
1998-07-01	-10.681781893661200
1998-10-01	-14.627914404343700
1999-01-01	-19.254119687771000
1999-04-01	-13.897605284888500
1999-07-01	1.251340722202360
1999-10-01	22.914328469884000
2000-01-01	47.479061998824400
2000-04-01	59.966175810405400
2000-07-01	57.070665435599800
2000-10-01	41.012596913569700
2001-01-01	40.313111545988200
2001-04-01	19.432959243945700
2001-07-01	9.579180509413080
2001-10-01	-1.488569909622550
2002-01-01	-14.597861459786100
2002-04-01	-9.940652818991110
2002-07-01	-3.031834259727140
2002-10-01	10.739341608202900
2003-01-01	22.482308111050600
2003-04-01	21.142229544206500
2003-07-01	-2.918186555497660
2003-10-01	-1.413255360623790
2004-01-01	-6.266666666666670
2004-04-01	-11.559383499546700
2004-07-01	5.260332796564690
2004-10-01	6.426099851705390
2005-01-01	12.280701754386000
2005-04-01	26.447975397232200
2005-07-01	35.849056603773600
2005-10-01	37.529029261495600
2006-01-01	34.839527027027000
2006-04-01	34.292663153627900
2006-07-01	27.552552552552600
2006-10-01	14.859844647078700
2007-01-01	12.746633260256800
2007-04-01	8.300633866586190
2007-07-01	6.121247792819320
2007-10-01	6.439282563951800
2008-01-01	4.388888888888890
2008-04-01	17.530657748049100
2008-07-01	31.697171381031600
2008-10-01	30.110497237569100
2009-01-01	7.929749866950480
2009-04-01	-26.156035096039800
2009-07-01	-42.703727100442200
2009-10-01	-36.114649681528700
2010-01-01	-29.684418145956600
2010-04-01	-7.000642260757880
2010-07-01	17.603822124219000
2010-10-01	7.610501827849760
2011-01-01	20.091164095371700
2011-04-01	23.204419889502800
2011-07-01	12.218750000000000
2011-10-01	17.387276096355800
2012-01-01	8.934306569343080
2012-04-01	5.549327354260100
2012-07-01	4.037872458925070
2012-10-01	3.499079189686920
2013-01-01	1.313320825515950
2013-04-01	-1.699415825809890
2013-07-01	-2.542826552462510
2013-10-01	-5.210981189628880
2014-01-01	-3.730158730158720
2014-04-01	-11.642355483522400
2014-07-01	-11.288107662730000
2014-10-01	-9.975864843121490
2015-01-01	-13.740038472107700
2015-04-01	-5.839192907367790
2015-07-01	-7.554179566563470
2015-10-01	-16.741137920762600
2016-01-01	-21.344377190188000
2016-04-01	-23.928571428571400
2016-07-01	-25.016744809109200
2016-10-01	-8.908765652951680
2017-01-01	6.561360874848100
2017-04-01	8.450704225352100
2017-07-01	11.255024564537700
2017-10-01	6.284367635506680
2018-01-01	5.131128848346650
2018-04-01	14.325068870523400
2018-07-01	24.247290244881600