Quarter	Growth rate same period previous year
1978-01-01	3.2293986636971300
1978-04-01	2.7593818984547400
1978-07-01	4.0614709110867200
1978-10-01	5.4824561403509100
1979-01-01	5.0701186623516500
1979-04-01	6.5520945220193400
1979-07-01	7.2784810126582300
1979-10-01	8.3160083160082900
1980-01-01	11.7043121149897000
1980-04-01	12.9032258064516000
1980-07-01	12.9793510324484000
1980-10-01	11.9961612284069000
1981-01-01	11.3970588235294000
1981-04-01	10.4464285714286000
1981-07-01	9.7476066144473600
1981-10-01	9.2544987146529600
1982-01-01	8.8283828382838200
1982-04-01	6.3864187550525500
1982-07-01	8.4060269627279700
1982-10-01	10.2745098039216000
1983-01-01	7.8847611827141800
1983-04-01	7.9787234042553200
1983-07-01	5.9253840526700900
1983-10-01	4.3385490753911700
1984-01-01	5.9030217849613400
1984-04-01	6.8965517241379100
1984-07-01	7.2513812154696100
1984-10-01	7.6346284935242000
1985-01-01	6.9011280690113000
1985-04-01	6.3199473337722300
1985-07-01	3.7347070186735300
1985-10-01	2.4699176694110200
1986-01-01	-2.2346368715083800
1986-04-01	-4.3962848297213500
1986-07-01	-3.9106145251396400
1986-10-01	-3.0902348578491900
1987-01-01	1.9682539682539700
1987-04-01	4.2098445595854800
1987-07-01	4.6511627906976600
1987-10-01	3.6352040816326500
1988-01-01	3.3001245330012300
1988-04-01	4.6612802983219200
1988-07-01	5.3086419753086300
1988-10-01	5.0461538461538500
1989-01-01	6.0277275467149000
1989-04-01	6.1757719714964700
1989-07-01	4.5720984759672000
1989-10-01	4.8037492677211200
1990-01-01	3.4110289937464700
1990-04-01	1.2863534675615100
1990-07-01	4.2600896860986400
1990-10-01	6.7635550586920000
1991-01-01	3.5184167124793400
1991-04-01	3.8100496963003800
1991-07-01	2.5268817204301100
1991-10-01	-0.1570680628272020
1992-01-01	-0.3717472118958820
1992-04-01	1.0106382978723400
1992-07-01	-1.1536444677503900
1992-10-01	-1.2060828526481500
1993-01-01	0.0533049040511316
1993-04-01	-1.6850974196945800
1993-07-01	-1.3262599469496100
1993-10-01	-0.9554140127388510
1994-01-01	-0.3196590303676000
1994-04-01	1.1247991430101700
1994-07-01	1.9354838709677200
1994-10-01	2.3579849946409500
1995-01-01	10.7429182255478000
1995-04-01	10.0105932203390000
1995-07-01	7.2784810126582600
1995-10-01	8.1151832460732800
1996-01-01	4.2471042471042600
1996-04-01	5.0553683196918700
1996-07-01	8.8495575221238900
1996-10-01	11.2832929782082000
1997-01-01	3.8888888888888800
1997-04-01	-0.0916590284143138
1997-07-01	1.5356820234869200
1997-10-01	-3.2637075718015600
1998-01-01	-7.6203208556149600
1998-04-01	-6.5137614678898900
1998-07-01	-10.7651245551602000
1998-10-01	-12.1007647323437000
1999-01-01	-4.6792088760251000
1999-04-01	6.7713444553483800
1999-07-01	21.8843469591226000
1999-10-01	35.8751279426817000
2000-01-01	44.1761177324438000
2000-04-01	33.8167303233388000
2000-07-01	26.2438882190038000
2000-10-01	18.2901978011251000
2001-01-01	2.6998597475455900
2001-04-01	5.9005145797598800
2001-07-01	-3.9482200647249300
2001-10-01	-15.2353689567430000
2002-01-01	-5.8040286787299400
2002-04-01	-7.4505992873340000
2002-07-01	-5.0202156334231800
2002-10-01	6.0787992495309600
2003-01-01	9.3149691917361400
2003-04-01	-2.3101155057752900
2003-07-01	4.1504079460801700
2003-10-01	3.4665723381676700
2004-01-01	0.5968169761273170
2004-04-01	14.4750985309925000
2004-07-01	16.6553133514987000
2004-10-01	15.6923076923077000
2005-01-01	14.7000659195781000
2005-04-01	15.0860719874804000
2005-07-01	18.8905109489051000
2005-10-01	17.1099290780142000
2006-01-01	20.3160919540230000
2006-04-01	17.6502583627958000
2006-07-01	8.9636542239685600
2006-10-01	5.8036840777189200
2007-01-01	-3.2720324814903100
2007-04-01	-2.1266759130836800
2007-07-01	-3.8088798737885500
2007-10-01	9.3012163129024500
2008-01-01	19.8271604938271000
2008-04-01	25.6731223429381000
2008-07-01	32.0290534208060000
2008-10-01	14.4010473488981000
2009-01-01	1.2569544611580400
2009-04-01	-2.1800413456117100
2009-07-01	-4.9689440993788800
2009-10-01	3.3187106618348200
2010-01-01	18.0708180708181000
2010-04-01	18.4822286263208000
2010-07-01	16.8253968253968000
2010-10-01	19.9556950341518000
2011-01-01	21.5787659427784000
2011-04-01	17.4314901897195000
2011-07-01	14.7378516624041000
2011-10-01	12.0344721452755000
2012-01-01	7.3575276438899900
2012-04-01	1.6017674675504300
2012-07-01	1.7135692393424600
2012-10-01	0.4670329670329610
2013-01-01	-2.8654430212597300
2013-04-01	-0.5436259853221100
2013-07-01	2.6434734967812700
2013-10-01	3.4317746786984000
2014-01-01	3.0859162588363200
2014-04-01	0.4236130090188630
2014-07-01	-2.9356818788364100
2014-10-01	-5.9748843357567800
2015-01-01	-9.5212976394566600
2015-04-01	-5.0891277724860500
2015-07-01	-8.8809458344789700
2015-10-01	-8.8991986503585000
2016-01-01	-13.5548753825973000
2016-04-01	-11.9856630824373000
2016-07-01	-6.0199155099577600
2016-10-01	-0.0308641975308787
2017-01-01	15.8152082279548000
2017-04-01	8.2423847532171300
2017-07-01	4.7840744902873700
2017-10-01	8.6446434084594200
2018-01-01	7.1189401659630300
2018-04-01	15.5154251316780000
2018-07-01	22.1234870537766000