Quarter	Growth rate same period previous year
1971-01-01	4.1907514450867200
1971-04-01	5.0578034682080900
1971-07-01	4.7857142857142900
1971-10-01	2.7816411682892900
1972-01-01	2.2884882108183000
1972-04-01	2.0632737276478700
1972-07-01	2.2494887525562300
1972-10-01	3.6535859269282800
1973-01-01	7.3220338983050900
1973-04-01	10.5121293800539000
1973-07-01	13.1333333333333000
1973-10-01	16.2532637075718000
1974-01-01	23.6260265319014000
1974-04-01	20.8536585365853000
1974-07-01	20.7424867413082000
1974-10-01	20.9432902863560000
1975-01-01	11.8037812979050000
1975-04-01	11.1503531786075000
1975-07-01	9.2728160078086800
1975-10-01	5.9888579387186700
1976-01-01	7.6782449725776800
1976-04-01	8.0344984112573700
1976-07-01	7.9946404644930800
1976-10-01	7.6653526062198800
1977-01-01	5.5178268251273500
1977-04-01	5.5462184873949400
1977-07-01	4.7973531844499500
1977-10-01	3.9056143205858600
1978-01-01	2.3330651649235900
1978-04-01	1.6321656050955600
1978-07-01	1.3022888713496600
1978-10-01	0.1957713390759330
1979-01-01	0.4323899371069100
1979-04-01	1.2534273403838700
1979-07-01	2.2984028048305400
1979-10-01	4.2985541227042100
1980-01-01	7.5538160469667300
1980-04-01	9.9032882011605300
1980-07-01	9.9771515613099700
1980-10-01	9.5916073435743600
1981-01-01	7.0232896652110700
1981-04-01	3.8014783526927300
1981-07-01	2.5969529085872700
1981-10-01	2.0512820512820500
1982-01-01	1.3940836450186900
1982-04-01	1.4581213970837600
1982-07-01	1.4512318596017500
1982-10-01	0.8710217755443810
1983-01-01	0.6036217303822840
1983-04-01	0.3008021390374170
1983-07-01	0.4990019960080060
1983-10-01	0.6974427100631170
1984-01-01	1.3666666666666700
1984-04-01	1.2662445851382900
1984-07-01	1.0592519033432600
1984-10-01	0.7255936675461600
1985-01-01	0.7234462347911960
1985-04-01	0.2961500493583590
1985-07-01	-0.1637733377006440
1985-10-01	-0.3929273084479240
1986-01-01	-0.7508978126020150
1986-04-01	-0.9186351706036870
1986-07-01	-1.3451443569553700
1986-10-01	-1.9723865877712000
1987-01-01	-2.5328947368421200
1987-04-01	-2.0529801324503300
1987-07-01	-1.7292983039574300
1987-10-01	-0.9054325955734490
1988-01-01	-0.6074924063449230
1988-04-01	-1.0818120351589000
1988-07-01	-0.8460236886632820
1988-10-01	-1.0490693739424600
1989-01-01	-0.5432937181663990
1989-04-01	0.5809979494190110
1989-07-01	0.5460750853242250
1989-10-01	0.5813953488371950
1990-01-01	0.7511095937180240
1990-04-01	0.2378525314305110
1990-07-01	1.2898845892736000
1990-10-01	2.7881672900374100
1991-01-01	2.8464927143341100
1991-04-01	3.1186440677966200
1991-07-01	2.0442359249329700
1991-10-01	1.2901091630830400
1992-01-01	1.4497528830313000
1992-04-01	1.1505588428665100
1992-07-01	1.0837438423645200
1992-10-01	0.4898758981057910
1993-01-01	-0.4222150048717030
1993-04-01	-0.6824829379265340
1993-07-01	-1.1371020142949700
1993-10-01	-0.9099772505687270
1994-01-01	-0.5870841487279750
1994-04-01	-0.3926701570680710
1994-07-01	-0.1643115346697340
1994-10-01	-1.2135126270908400
1995-01-01	-1.4435695538057800
1995-04-01	-1.4783180026281100
1995-07-01	-1.4812376563528700
1995-10-01	-0.6308100929614940
1996-01-01	-0.4660452729693810
1996-04-01	-0.7669223074358250
1996-07-01	-0.6348145673237510
1996-10-01	-0.2672903441363200
1997-01-01	-0.2341137123745800
1997-04-01	-0.1008064516128940
1997-07-01	-0.3362474781439140
1997-10-01	-1.1055276381909600
1998-01-01	-1.2738853503184700
1998-04-01	-1.1436259670366600
1998-07-01	-0.5060728744939270
1998-10-01	0.1355013550135460
1999-01-01	0.4074702886247850
1999-04-01	0.7145287512759480
1999-07-01	0.4408273991183470
1999-10-01	0.2029769959404760
2000-01-01	0.5088237527002950
2000-04-01	-0.0703599007170462
2000-07-01	-0.1378343369758440
2000-10-01	-0.1378343369758440
2001-01-01	-0.7809847198641810
2001-04-01	-0.3411804844762730
2001-07-01	-0.3411804844762730
2001-10-01	-0.6141248720573080
2002-01-01	-0.7186858316221890
2002-04-01	-0.7189318726463660
2002-07-01	-0.8901061280383590
2002-10-01	-0.4119464469619070
2003-01-01	-0.2412961047914480
2003-04-01	-0.4137931034482760
2003-07-01	0.2072538860103630
2003-10-01	0.8617718028266200
2004-01-01	0.9675190048376040
2004-04-01	0.9002770083102540
2004-07-01	0.5170630816959670
2004-10-01	-0.3759398496240640
2005-01-01	-0.3080082135523730
2005-04-01	0.4118050789293070
2005-07-01	0.6172839506172960
2005-10-01	0.8919382504288100
2006-01-01	0.7895640233436360
2006-04-01	-0.1367053998632910
2006-07-01	0.4089979550102030
2006-10-01	-0.1020061203672220
2007-01-01	-0.4427792915531300
2007-04-01	0.7186858316221660
2007-07-01	0.4752206381534440
2007-10-01	2.0422055820286000
2008-01-01	3.7632569278139000
2008-04-01	3.9075773020727300
2008-07-01	5.9121621621621500
2008-10-01	1.0006671114076100
2009-01-01	-2.7365644576327100
2009-04-01	-3.0412034009156400
2009-07-01	-5.2950558213715900
2009-10-01	-1.8494055482166500
2010-01-01	0.9830508474576200
2010-04-01	0.0674536256323816
2010-07-01	-0.6062647356012240
2010-10-01	0.8411843876177630
2011-01-01	1.4434373950990400
2011-04-01	2.6626221772834600
2011-07-01	2.6092849881396200
2011-10-01	0.6006006006006120
2012-01-01	0.2978160158835100
2012-04-01	-0.8207485226526780
2012-07-01	-0.9577278731836240
2012-10-01	0.2321724709784380
2013-01-01	0.0659848234905899
2013-04-01	0.4634227077126710
2013-07-01	1.9006335445148300
2013-10-01	1.5221707478490900
2014-01-01	1.0220903395977800
2014-04-01	0.5930807248764640
2014-07-01	0.0654450261780251
2014-10-01	-1.1734028683181200
2015-01-01	-2.5130548302872100
2015-04-01	-1.2446773665247200
2015-07-01	-1.6677567037279400
2015-10-01	-1.3192612137203100
2016-01-01	-1.5065282892534400
2016-04-01	-2.6865671641791100
2016-07-01	-2.4941802460924300
2016-10-01	-1.1697860962566700
2017-01-01	1.1216859279401900
2017-04-01	1.3974096796182600
2017-07-01	1.4665757162346400
2017-10-01	1.9952654717619200
2018-01-01	1.4453781512605000
2018-04-01	0.9747899159663910
2018-07-01	1.6806722689075800