Quarter	Growth rate same period previous year
1971-01-01	5.85607615167815000
1971-04-01	6.68469117407630000
1971-07-01	7.17548319214110000
1971-10-01	5.56686803960553000
1972-01-01	6.17796109661074000
1972-04-01	5.95737989973916000
1972-07-01	6.13906716640438000
1972-10-01	7.08196781256140000
1973-01-01	6.57120940935823000
1973-04-01	8.14994893461013000
1973-07-01	9.19982884039370000
1973-10-01	8.64881015900113000
1974-01-01	12.97816277738490000
1974-04-01	16.14425059828650000
1974-07-01	17.57187866122030000
1974-10-01	25.77857050252030000
1975-01-01	22.50818713232420000
1975-04-01	21.92289650619370000
1975-07-01	19.59749935194570000
1975-10-01	12.80106698984550000
1976-01-01	12.31817725645710000
1976-04-01	11.82542577688610000
1976-07-01	12.30267750579860000
1976-10-01	15.01733418988970000
1977-01-01	16.62560109171250000
1977-04-01	16.10777252779180000
1977-07-01	14.95330382342180000
1977-10-01	10.81929561426110000
1978-01-01	8.07719899426790000
1978-04-01	4.99400771753303000
1978-07-01	4.93916532205309000
1978-10-01	4.23280883058987000
1979-01-01	3.60756312268810000
1979-04-01	4.16170155831232000
1979-07-01	4.29112850944998000
1979-10-01	4.82333006108887000
1980-01-01	8.52947030577460000
1980-04-01	8.74308823972143000
1980-07-01	8.83400674205658000
1980-10-01	9.17215942418007000
1981-01-01	5.59532338023328000
1981-04-01	5.16992213094329000
1981-07-01	5.29872003280464000
1981-10-01	4.97609572637118000
1982-01-01	5.02746298467281000
1982-04-01	4.03795597892660000
1982-07-01	3.63485272309716000
1982-10-01	3.70844588791907000
1983-01-01	3.25304504653484000
1983-04-01	2.65305055269077000
1983-07-01	2.23748022619721000
1983-10-01	2.31128777004891000
1984-01-01	2.42918964729121000
1984-04-01	3.22205881144677000
1984-07-01	3.68608018639602000
1984-10-01	3.84595260130354000
1985-01-01	4.36317854519453000
1985-04-01	3.76383199901936000
1985-07-01	3.46879351816688000
1985-10-01	3.31664827058460000
1986-01-01	2.57082126448262000
1986-04-01	2.07193551455494000
1986-07-01	1.93457114890492000
1986-10-01	2.10222155165710000
1987-01-01	2.05480181546802000
1987-04-01	1.75917728701315000
1987-07-01	1.71765775579192000
1987-10-01	1.17947868296026000
1988-01-01	1.06210100395675000
1988-04-01	1.07693330280718000
1988-07-01	1.01322099251114000
1988-10-01	1.26914299286430000
1989-01-01	1.28549721923083000
1989-04-01	3.57194003852079000
1989-07-01	3.85174779426580000
1989-10-01	3.60442384283472000
1990-01-01	4.03767055451337000
1990-04-01	2.59866327853722000
1990-07-01	2.54913292359349000
1990-10-01	2.76783768393079000
1991-01-01	2.96903567938669000
1991-04-01	2.25917842806402000
1991-07-01	2.26775371857314000
1991-10-01	2.29938841686165000
1992-01-01	2.18065189785647000
1992-04-01	3.14956394273765000
1992-07-01	2.88221105824085000
1992-10-01	2.60747683550533000
1993-01-01	2.42843818067389000
1993-04-01	1.77806170674626000
1993-07-01	1.95113559949332000
1993-10-01	1.75158239397700000
1994-01-01	1.37307678318116000
1994-04-01	1.32837509110962000
1994-07-01	1.09251968503936000
1994-10-01	1.47509063192546000
1995-01-01	1.86730977710689000
1995-04-01	0.76571730531223200
1995-07-01	0.85020616614426900
1995-10-01	0.89516439540744700
1996-01-01	0.73401212157807300
1996-04-01	1.03189140362322000
1996-07-01	1.12601571482123000
1996-10-01	0.84831013618005000
1997-01-01	0.63150848983680000
1997-04-01	2.28025406522996000
1997-07-01	2.61985290835786000
1997-10-01	3.64087065269173000
1998-01-01	3.26231823269686000
1998-04-01	1.38599532821475000
1998-07-01	0.83399480248348700
1998-10-01	-0.07984562381336920
1999-01-01	0.20441591247490900
1999-04-01	0.23961661341851800
1999-07-01	0.20644471762724700
1999-10-01	0.08122727463323410
2000-01-01	-0.19332524213625500
2000-04-01	-0.36388180411784900
2000-07-01	0.25253219725728400
2000-10-01	-0.50169205851756300
2001-01-01	-0.33947754437288400
2001-04-01	-0.29243846480292500
2001-07-01	-0.31583637905529900
2001-10-01	-0.03929262427950390
2002-01-01	-0.03012012615015700
2002-04-01	0.03239619963126700
2002-07-01	0.17816432142248900
2002-10-01	0.24643175078556400
2003-01-01	0.25934743695021600
2003-04-01	0.65065831311681400
2003-07-01	0.94247453680682100
2003-10-01	0.55810725774673100
2004-01-01	0.37534617877557000
2004-04-01	-0.03685654613213090
2004-07-01	-0.15126576409493000
2004-10-01	-0.32049032680655800
2005-01-01	-0.40094630372123900
2005-04-01	-0.30842160706966600
2005-07-01	-0.57521635913007000
2005-10-01	-0.19302980521003300
2006-01-01	-0.09624962919284920
2006-04-01	-0.07985031229681090
2006-07-01	-0.13549791430924700
2006-10-01	0.17259433061212000
2007-01-01	0.20783486759398000
2007-04-01	0.22851104357865900
2007-07-01	0.28798178347788000
2007-10-01	0.37144605124275700
2008-01-01	0.59793000880201000
2008-04-01	0.47478342623059500
2008-07-01	0.59668102440815800
2008-10-01	0.50805282141790800
2009-01-01	0.37881835492264000
2009-04-01	-0.02606655660786410
2009-07-01	-0.48228042631863100
2009-10-01	-0.51014967944870600
2010-01-01	-1.03464628990137000
2010-04-01	-1.66267766650176000
2010-07-01	-1.52622872084957000
2010-10-01	-0.93878630972916200
2011-01-01	-0.52505718236833300
2011-04-01	0.39822845971826500
2011-07-01	0.77729369172607800
2011-10-01	0.00778510477238331
2012-01-01	0.12678058912170800
2012-04-01	0.28850907914556800
2012-07-01	0.07925437123156970
2012-10-01	0.10274537474000500
2013-01-01	-0.07094396804075580
2013-04-01	0.35665345134848900
2013-07-01	0.38935874139954800
2013-10-01	1.11977059921340000
2014-01-01	1.19403739494443000
2014-04-01	2.94726428040613000
2014-07-01	2.99964978017757000
2014-10-01	2.85782180906742000
2015-01-01	2.90151052463090000
2015-04-01	0.80501409411282000
2015-07-01	0.74452363581944400
2015-10-01	0.64457572857190600
2016-01-01	0.65362548040899800
2016-04-01	0.69025356512334100
2016-07-01	0.51582461172257200
2016-10-01	0.45328682989290300
2017-01-01	0.26206720786137500
2017-04-01	0.06767116595031250
2017-07-01	0.02723511776857820
2017-10-01	0.13366932138707100
2018-01-01	0.42171191284067900
2018-04-01	0.45364076056244900
2018-07-01	0.53823887494719500