Quarter	Growth rate same period previous year
1980-01-01	2.366863905325440
1980-04-01	6.185567010309280
1980-07-01	8.663729809104260
1980-10-01	10.425844346549200
1981-01-01	11.127167630057800
1981-04-01	11.373092926491000
1981-07-01	10.945945945945900
1981-10-01	9.973404255319160
1982-01-01	11.053315994798400
1982-04-01	13.200498132005000
1982-07-01	13.032886723507900
1982-10-01	12.696493349455900
1983-01-01	11.592505854800900
1983-04-01	9.130913091309140
1983-07-01	8.189655172413810
1983-10-01	8.369098712446360
1984-01-01	7.974816369359890
1984-04-01	7.258064516129040
1984-07-01	7.171314741035860
1984-10-01	7.029702970297030
1985-01-01	6.219630709426640
1985-04-01	4.793233082706760
1985-07-01	4.275092936802950
1985-10-01	4.440333024976880
1986-01-01	4.483074107959750
1986-04-01	4.663677130044840
1986-07-01	4.901960784313750
1986-10-01	5.137289636846760
1987-01-01	5.429071803852890
1987-04-01	5.826906598114840
1987-07-01	6.202209005947320
1987-10-01	6.318449873631010
1988-01-01	6.810631229235880
1988-04-01	8.016194331983810
1988-07-01	8.399999999999990
1988-10-01	8.399366085578430
1989-01-01	8.242612752721600
1989-04-01	7.571214392803590
1989-07-01	7.380073800738020
1989-10-01	7.456140350877200
1990-01-01	7.255747126436800
1990-04-01	6.759581881533110
1990-07-01	6.254295532646040
1990-10-01	5.782312925170090
1991-01-01	5.425318151373080
1991-04-01	5.156657963446470
1991-07-01	4.786545924967670
1991-10-01	4.630225080385860
1992-01-01	4.193138500635330
1992-04-01	3.351955307262570
1992-07-01	3.456790123456800
1992-10-01	3.687768899815590
1993-01-01	3.536585365853630
1993-04-01	3.123123123123120
1993-07-01	2.625298329355580
1993-10-01	2.015411973918190
1994-01-01	1.236749116607780
1994-04-01	0.174723354688391
1994-07-01	0.174418604651163
1994-10-01	0.348634514816987
1995-01-01	0.872600349040140
1995-04-01	1.279069767441870
1995-07-01	1.567034242600140
1995-10-01	1.737116386797900
1996-01-01	1.557093425605560
1996-04-01	1.836969001148110
1996-07-01	1.600000000000000
1996-10-01	1.479795105293100
1997-01-01	1.703577512776810
1997-04-01	2.029312288613300
1997-07-01	2.868391451068620
1997-10-01	3.140773976444200
1998-01-01	2.959240647682850
1998-04-01	2.651933701657460
1998-07-01	2.132312739201730
1998-10-01	1.794453507340950
1999-01-01	2.223427331887210
1999-04-01	2.960172228202360
1999-07-01	2.837259100642410
1999-10-01	3.151709401709410
2000-01-01	4.244031830238740
2000-04-01	3.606900156821750
2000-07-01	4.633003643935440
2000-10-01	5.075090626618320
2001-01-01	4.783715012722640
2001-04-01	4.641775983854670
2001-07-01	3.731343283582090
2001-10-01	4.337111877772300
2002-01-01	4.613890237979600
2002-04-01	5.159112825458060
2002-07-01	5.563549160671470
2002-10-01	4.251299008030250
2003-01-01	4.224698235840310
2003-04-01	4.309949564420000
2003-07-01	3.771013175829160
2003-10-01	3.851381966470320
2004-01-01	2.583518930957670
2004-04-01	1.802197802197780
2004-07-01	1.532399299474610
2004-10-01	1.657940663176260
2005-01-01	1.780286582718200
2005-04-01	1.943005181347150
2005-07-01	2.156101768003440
2005-10-01	2.060085836909870
2006-01-01	2.389078498293540
2006-04-01	2.202456586192290
2006-07-01	2.068383284086120
2006-10-01	2.144659377628260
2007-01-01	1.624999999999990
2007-04-01	1.201823456278510
2007-07-01	1.530190239867660
2007-10-01	1.729106628242060
2008-01-01	2.050020500204990
2008-04-01	2.825552825552830
2008-07-01	2.892057026476570
2008-10-01	2.832861189801710
2009-01-01	3.615910004017680
2009-04-01	3.544404619673430
2009-07-01	3.325415676959640
2009-10-01	2.676111767020850
2010-01-01	2.946878635129910
2010-04-01	2.499999999999990
2010-07-01	2.643678160919520
2010-10-01	3.257953238788810
2011-01-01	2.297551789077210
2011-04-01	2.213883677298320
2011-07-01	1.978350130645770
2011-10-01	1.633259094283590
2012-01-01	1.620029455080980
2012-04-01	1.578560939794430
2012-07-01	1.573938506588600
2012-10-01	1.899196493791100
2013-01-01	2.137681159420310
2013-04-01	2.746657029273570
2013-07-01	3.351351351351330
2013-10-01	3.512544802867380
2014-01-01	3.228095069173460
2014-04-01	2.849103060147730
2014-07-01	2.545327754532790
2014-10-01	2.216066481994460
2015-01-01	2.371134020618550
2015-04-01	2.428180574555410
2015-07-01	2.312138728323680
2015-10-01	2.168021680216810
2016-01-01	1.812688821752260
2016-04-01	1.736227045075100
2016-07-01	1.728148886673320
2016-10-01	1.856763925729420
2017-01-01	1.945268710847350
2017-04-01	1.805054151624570
2017-07-01	1.698791244691290
2017-10-01	1.660156250000030
2018-01-01	1.584734799482530
2018-04-01	1.644100580270780
2018-07-01	1.541920976549930