Quarter	Growth rate same period previous year
1977-01-01	26.5996952961340000
1977-04-01	30.2848643288560000
1977-07-01	31.2585048944296000
1977-10-01	26.4049020398290000
1978-01-01	23.4139370463691000
1978-04-01	20.3805569970593000
1978-07-01	19.5003678683700000
1978-10-01	18.4685546625845000
1979-01-01	18.5300301672914000
1979-04-01	17.5364984480975000
1979-07-01	19.2679036185039000
1979-10-01	19.6220421568364000
1980-01-01	18.1834541621677000
1980-04-01	17.2820186806201000
1980-07-01	17.2696982495659000
1980-10-01	15.7147357998020000
1981-01-01	15.7338321985599000
1981-04-01	16.4866780636284000
1981-07-01	14.4803713633999000
1981-10-01	15.1014216534744000
1982-01-01	16.4216976167206000
1982-04-01	16.3761320113112000
1982-07-01	16.2282618194529000
1982-10-01	15.3622600702893000
1983-01-01	14.5913046285982000
1983-04-01	12.9690575787401000
1983-07-01	12.8887218045113000
1983-10-01	12.6662370379050000
1984-01-01	12.2261513968921000
1984-04-01	11.5060511591816000
1984-07-01	10.4354544364668000
1984-10-01	9.6237845145858100
1985-01-01	9.6250172615087100
1985-04-01	8.7926845645777600
1985-07-01	9.0042820095289600
1985-10-01	9.2935833125808000
1986-01-01	10.8194768906601000
1986-04-01	11.2073705827563000
1986-07-01	11.2415624654199000
1986-10-01	10.4324899092921000
1987-01-01	7.8028768652089400
1987-04-01	7.4391006882076400
1987-07-01	7.1601229495966400
1987-10-01	7.5939044400121600
1988-01-01	7.3521658694631100
1988-04-01	7.3879966187658400
1988-07-01	7.7130153072117600
1988-10-01	7.6451035540782400
1989-01-01	9.0103845776075400
1989-04-01	8.9665547159250100
1989-07-01	8.9067186045709800
1989-10-01	9.0269765863590100
1990-01-01	8.5629566527964300
1990-04-01	9.0466176517802600
1990-07-01	9.2473747932674600
1990-10-01	9.3377735934205100
1991-01-01	10.5652718465648000
1991-04-01	9.9794640031208700
1991-07-01	9.5916903887524600
1991-10-01	9.6646788403239600
1992-01-01	9.9876485079261000
1992-04-01	10.2203899154715000
1992-07-01	10.6015241343300000
1992-10-01	10.6221163767091000
1993-01-01	8.3057756379632000
1993-04-01	8.4499174196055700
1993-07-01	8.0829932054093900
1993-10-01	6.9735792388193000
1994-01-01	6.0877385944410400
1994-04-01	5.0833128037445800
1994-07-01	5.1325574323390500
1994-10-01	5.2056372011405800
1995-01-01	5.4781279867812100
1995-04-01	5.5295365057037900
1995-07-01	4.9393104318741100
1995-10-01	4.5347218964519700
1996-01-01	3.9613793668345600
1996-04-01	3.7579331620056300
1996-07-01	3.6443820787812100
1996-10-01	3.5975527666003600
1997-01-01	3.5553542058559900
1997-04-01	3.2909335098100500
1997-07-01	3.8580933408119400
1997-10-01	3.4673289438219400
1998-01-01	3.4209249907273000
1998-04-01	3.5502456811468400
1998-07-01	3.7399146146719300
1998-10-01	3.7102506372923100
1999-01-01	3.6696277495769800
1999-04-01	3.5035918527044800
1999-07-01	3.3465874412092100
1999-10-01	3.1626208802052400
2000-01-01	3.1303638194164300
2000-04-01	3.4333462268795200
2000-07-01	4.1900981843921000
2000-10-01	4.2456706333506000
2001-01-01	4.5276462518331000
2001-04-01	4.4914263859082300
2001-07-01	4.0766056766556900
2001-10-01	4.0506498056421900
2002-01-01	4.8344938984464200
2002-04-01	4.9630615613507300
2002-07-01	4.5787906245913100
2002-10-01	4.6897478179218500
2003-01-01	3.8086935328140000
2003-04-01	3.6316184024211200
2003-07-01	3.5909302942440900
2003-10-01	3.6796714954638700
2004-01-01	3.6301246162181800
2004-04-01	3.7660192007144300
2004-07-01	3.7317781682368700
2004-10-01	3.7387258253026700
2005-01-01	3.9011850819100600
2005-04-01	3.6775337372624600
2005-07-01	3.7490370988266400
2005-10-01	3.8658741900923400
2006-01-01	3.7618356718132900
2006-04-01	3.9932760552857700
2006-07-01	3.9454253084799300
2006-10-01	3.7219868606864200
2007-01-01	3.8481278667986800
2007-04-01	3.9241511708195100
2007-07-01	3.8292145828235800
2007-10-01	3.8110008760921800
2008-01-01	3.8526347741149700
2008-04-01	3.7191368100067800
2008-07-01	4.0517375720741900
2008-10-01	3.9448024177453300
2009-01-01	3.2045925498469300
2009-04-01	2.6919245964890400
2009-07-01	1.9338318289577800
2009-10-01	1.6344100178472300
2010-01-01	1.2021683326132200
2010-04-01	0.9688573828951600
2010-07-01	1.4911252781749500
2010-10-01	1.5102500530764500
2011-01-01	1.7213791124026800
2011-04-01	2.0137559637745400
2011-07-01	1.6747171730011600
2011-10-01	1.6391466795227300
2012-01-01	1.2993425693405900
2012-04-01	1.1279024584913100
2012-07-01	1.2949940094806500
2012-10-01	2.3618696856188200
2013-01-01	2.2634848126122800
2013-04-01	1.8446786783668000
2013-07-01	1.5352230496016200
2013-10-01	0.0085180616980349
2014-01-01	-0.1147378563427480
2014-04-01	0.3042003439673170
2014-07-01	0.1711900919091660
2014-10-01	0.1706874171688890
2015-01-01	0.4182346204188410
2015-04-01	0.5303125285911290
2015-07-01	0.8514539773282660
2015-10-01	0.9819059927896040
2016-01-01	1.2138369263042300
2016-04-01	0.7611047816795780
2016-07-01	0.9896555757950440
2016-10-01	1.2886189951735800
2017-01-01	1.2469020286472000
2017-04-01	1.9251869990499400
2017-07-01	1.7941063556573200
2017-10-01	1.4388178217887700
2018-01-01	1.6187640155417400
2018-04-01	1.4959614292700200
2018-07-01	1.3690880657526700