Quarter	Growth rate same period previous year
1977-01-01	11.7082305382992000
1977-04-01	13.1070868387281000
1977-07-01	12.9792276592778000
1977-10-01	14.3436780348722000
1978-01-01	15.0444361662498000
1978-04-01	12.2740223393258000
1978-07-01	11.6337611056269000
1978-10-01	11.7219718039705000
1979-01-01	11.9344990285873000
1979-04-01	13.0139908823464000
1979-07-01	14.6836450457620000
1979-10-01	14.3550013949396000
1980-01-01	13.4556574923547000
1980-04-01	12.4513154757173000
1980-07-01	11.2846017426170000
1980-10-01	11.1417633149420000
1981-01-01	11.9053689808407000
1981-04-01	13.5606997702774000
1981-07-01	13.9009180668630000
1981-10-01	13.6720530874829000
1982-01-01	12.7756530230287000
1982-04-01	11.7204033362380000
1982-07-01	12.0340658505057000
1982-10-01	11.9726678550208000
1983-01-01	10.9098780575799000
1983-04-01	9.1147139116385200
1983-07-01	7.6491828202204500
1983-10-01	6.8134783762271200
1984-01-01	6.0581614729035200
1984-04-01	5.7212152157263300
1984-07-01	5.4071094410047400
1984-10-01	5.2809379502210600
1985-01-01	5.9856951822453600
1985-04-01	6.6612735746541000
1985-07-01	7.0007536696534300
1985-10-01	6.9330407701019400
1986-01-01	7.7381641393679700
1986-04-01	7.7791236033914700
1986-07-01	7.3454602372461000
1986-10-01	7.2756357217717500
1987-01-01	5.6792908944399600
1987-04-01	4.6612261188308300
1987-07-01	5.2544967868934300
1987-10-01	5.3198272315919200
1988-01-01	5.8935960390805400
1988-04-01	6.4687051550943600
1988-07-01	6.5338716380692200
1988-10-01	7.2686084774393800
1989-01-01	8.3814973405787400
1989-04-01	9.3576511616947100
1989-07-01	9.5196960830755500
1989-10-01	9.1610002093631100
1990-01-01	8.5739848345262600
1990-04-01	8.1044275703955200
1990-07-01	8.4293104910525300
1990-10-01	8.6973924500296000
1991-01-01	9.1655992232819600
1991-04-01	9.1185240699695600
1991-07-01	8.7853639840749700
1991-10-01	8.6428182369141600
1992-01-01	8.0186246739560900
1992-04-01	8.2666608214053300
1992-07-01	8.5619171561895600
1992-10-01	8.6197278575312200
1993-01-01	8.9213312115132000
1993-04-01	10.0056014091256000
1993-07-01	9.2245130439965700
1993-10-01	8.4323642604535000
1994-01-01	7.3356032117085000
1994-04-01	5.2919271424452500
1994-07-01	4.9509753391099900
1994-10-01	4.8802422134956200
1995-01-01	4.9386880666619500
1995-04-01	5.1791946582453600
1995-07-01	5.8030297777931900
1995-10-01	6.1074113242061200
1996-01-01	7.2237856494301000
1996-04-01	7.7576751348896000
1996-07-01	7.4522459945611000
1996-10-01	7.4577494760773800
1997-01-01	6.6461188895784500
1997-04-01	6.0419901090879300
1997-07-01	6.0226758752471100
1997-10-01	5.9038814410764800
1998-01-01	5.5039898994881200
1998-04-01	5.0835050296933700
1998-07-01	4.7377099470818400
1998-10-01	4.2198846798398100
1999-01-01	3.7948411103112200
1999-04-01	3.4743334824991600
1999-07-01	3.4287074157468000
1999-10-01	3.4167302590937300
2000-01-01	3.5822374346964400
2000-04-01	3.7656269505822800
2000-07-01	3.8106194690265500
2000-10-01	3.8700071154369700
2001-01-01	4.0501056549301500
2001-04-01	4.2953879469618300
2001-07-01	4.2751436414164600
2001-10-01	4.3575702475844000
2002-01-01	4.4746929563900100
2002-04-01	4.2705432980938300
2002-07-01	4.3279518135897600
2002-10-01	4.3938735427561600
2003-01-01	4.3196897380120900
2003-04-01	4.2881431205336600
2003-07-01	4.1758603509021700
2003-10-01	4.2757228668761400
2004-01-01	4.1477844092411000
2004-04-01	4.1058001686195600
2004-07-01	4.1370063071411100
2004-10-01	4.0137609832171800
2005-01-01	4.1731977378459300
2005-04-01	4.3409456204213600
2005-07-01	4.3314593610451700
2005-10-01	4.2481349651372600
2006-01-01	4.2596047748018900
2006-04-01	4.3365659909633600
2006-07-01	4.4141807176826600
2006-10-01	4.4242544716112600
2007-01-01	4.4577260709433900
2007-04-01	4.3153508072780300
2007-07-01	4.3623264235247100
2007-10-01	4.3409452286928000
2008-01-01	4.1632280122612700
2008-04-01	4.2547153335661900
2008-07-01	4.2358881875563600
2008-10-01	4.3227541996966600
2009-01-01	4.0856099941992900
2009-04-01	3.4001996216959400
2009-07-01	2.7990200488591600
2009-10-01	2.0433566049899200
2010-01-01	1.3259706057259300
2010-04-01	0.9892502151644590
2010-07-01	1.0189071740893800
2010-10-01	1.1112716617325200
2011-01-01	1.1902326470519300
2011-04-01	1.1122399871664300
2011-07-01	0.9889707107393930
2011-10-01	0.8607682439663080
2012-01-01	0.7725552322305500
2012-04-01	0.6052012269289990
2012-07-01	0.4332218108869910
2012-10-01	0.3888178618971690
2013-01-01	0.0957057393844053
2013-04-01	-0.0913347022587344
2013-07-01	-0.2411372215341710
2013-10-01	-0.5058031142504430
2014-01-01	-0.5910996622287630
2014-04-01	-0.7102996741171280
2014-07-01	-0.7426141995738560
2014-10-01	-0.7059840394823320
2015-01-01	-0.5837071019901060
2015-04-01	-0.5365357673951920
2015-07-01	-0.4286633798050460
2015-10-01	-0.3780944438722320
2016-01-01	-0.3008813663006220
2016-04-01	-0.0809145003446336
2016-07-01	-0.0319882709672996
2016-10-01	0.0626990611816103
2017-01-01	0.1320537018387470
2017-04-01	0.2459393349640330
2017-07-01	0.4853106855013250
2017-10-01	0.7789143194248600
2018-01-01	1.0237316584186500
2018-04-01	1.2117202771166100
2018-07-01	1.3417587156267800