Quarter	Growth rate same period previous year
1960-01-01	0.751879699248121
1960-04-01	0.374531835205993
1960-07-01	0.124533001245337
1960-10-01	0.000000000000000
1961-01-01	0.000000000000000
1961-04-01	0.000000000000000
1961-07-01	0.124378109452743
1961-10-01	0.373134328358209
1962-01-01	0.373134328358209
1962-04-01	0.497512437810953
1962-07-01	0.993788819875770
1962-10-01	0.743494423791822
1963-01-01	0.743494423791822
1963-04-01	0.618811881188112
1963-07-01	0.000000000000000
1963-10-01	0.000000000000000
1964-01-01	0.000000000000000
1964-04-01	0.246002460024594
1964-07-01	0.861008610086108
1964-10-01	1.107011070110680
1965-01-01	1.107011070110680
1965-04-01	0.858895705521460
1965-07-01	0.243902439024363
1965-10-01	0.121654501216552
1966-01-01	0.729927007299291
1966-04-01	1.459854014598560
1966-07-01	2.189781021897810
1966-10-01	2.551640340218740
1967-01-01	2.657004830917880
1967-04-01	2.877697841726620
1967-07-01	3.690476190476200
1967-10-01	4.146919431279600
1968-01-01	4.235294117647040
1968-04-01	4.428904428904430
1968-07-01	4.362801377726750
1968-10-01	4.436860068259390
1969-01-01	4.401805869074500
1969-04-01	4.017857142857130
1969-07-01	4.070407040704060
1969-10-01	4.030501089324630
1970-01-01	3.783783783783780
1970-04-01	3.862660944206010
1970-07-01	3.171247357293870
1970-10-01	2.513089005235600
1971-01-01	2.500000000000000
1971-04-01	1.962809917355380
1971-07-01	1.331967213114780
1971-10-01	1.634320735444340
1972-01-01	1.219512195121950
1972-04-01	1.114488348530900
1972-07-01	1.617795753286140
1972-10-01	1.407035175879390
1973-01-01	1.706827309236930
1973-04-01	1.903807615230450
1973-07-01	1.691542288557210
1973-10-01	1.883052527254700
1974-01-01	1.974333662388960
1974-04-01	2.359882005899720
1974-07-01	3.326810176125250
1974-10-01	4.085603112840450
1975-01-01	4.356243949661190
1975-04-01	4.995196926032650
1975-07-01	5.587121212121230
1975-10-01	6.542056074766380
1976-01-01	7.513914656771810
1976-04-01	7.044830741079580
1976-07-01	7.174887892376640
1976-10-01	6.842105263157870
1977-01-01	6.471095772217420
1977-04-01	6.752136752136780
1977-07-01	6.359832635983280
1977-10-01	6.075533661740590
1978-01-01	5.753646677471640
1978-04-01	5.364291433146510
1978-07-01	5.192761605035420
1978-10-01	4.876160990712050
1979-01-01	4.827586206896560
1979-04-01	4.787234042553180
1979-07-01	4.637247569184730
1979-10-01	4.575645756457560
1980-01-01	4.459064327485380
1980-04-01	4.496011602610590
1980-07-01	5.146533238027170
1980-10-01	5.504587155963310
1981-01-01	5.878236529041300
1981-04-01	6.384455239417070
1981-07-01	6.866077498300480
1981-10-01	7.558528428093650
1982-01-01	7.997356245869110
1982-04-01	8.480104370515310
1982-07-01	9.287531806615770
1982-10-01	9.825870646766160
1983-01-01	9.363525091799280
1983-04-01	8.418520745640420
1983-07-01	6.926658905704300
1983-10-01	5.719139297848240
1984-01-01	5.428091773922770
1984-04-01	5.324459234608990
1984-07-01	4.790419161676650
1984-10-01	4.445634708087850
1985-01-01	4.352441613588130
1985-04-01	4.318062137967350
1985-07-01	4.311688311688320
1985-10-01	4.205128205128200
1986-01-01	4.221770091556430
1986-04-01	3.987884906612820
1986-07-01	3.984063745019930
1986-10-01	3.838582677165340
1987-01-01	3.611517813567620
1987-04-01	3.737864077669910
1987-07-01	3.544061302682000
1987-10-01	3.507109004739360
1988-01-01	3.626943005181340
1988-04-01	3.649976602714070
1988-07-01	3.977798334875090
1988-10-01	4.487179487179480
1989-01-01	4.863636363636360
1989-04-01	5.372460496613990
1989-07-01	5.293594306049830
1989-10-01	4.732690622261180
1990-01-01	4.421326397919370
1990-04-01	4.027420736932320
1990-07-01	3.717786227291930
1990-10-01	3.849372384937230
1991-01-01	3.777501037775020
1991-04-01	3.583196046128500
1991-07-01	3.380855397148680
1991-10-01	3.142626913779230
1992-01-01	2.959999999999990
1992-04-01	2.862823061630220
1992-07-01	2.639873916469650
1992-10-01	2.460937499999990
1993-01-01	2.331002331002330
1993-04-01	2.164669501352920
1993-07-01	2.072936660268730
1993-10-01	1.982462828821940
1994-01-01	1.822323462414590
1994-04-01	1.778282255013220
1994-07-01	1.579541180895060
1994-10-01	1.420560747663560
1995-01-01	1.454138702460840
1995-04-01	1.561338289962830
1995-07-01	1.443909663087760
1995-10-01	1.290084776999640
1996-01-01	1.286291804483650
1996-04-01	1.207906295754040
1996-07-01	1.313868613138690
1996-10-01	1.310043668122260
1997-01-01	1.269956458635700
1997-04-01	1.265822784810110
1997-07-01	1.152737752161360
1997-10-01	1.113505747126450
1998-01-01	1.110713006091000
1998-04-01	1.071428571428580
1998-07-01	1.068376068376080
1998-10-01	1.101243339253990
1999-01-01	1.098511693834170
1999-04-01	1.060070671378080
1999-07-01	0.986610288935879
1999-10-01	0.983836964160234
2000-01-01	0.946372239747623
2000-04-01	1.048951048951060
2000-07-01	1.151430565247720
2000-10-01	1.252609603340290
2001-01-01	1.423611111111130
2001-04-01	1.487889273356390
2001-07-01	1.690238013107970
2001-10-01	1.855670103092780
2002-01-01	1.882916809311870
2002-04-01	2.045687009887510
2002-07-01	2.035278154681130
2002-10-01	1.956815114709850
2003-01-01	1.881720430107520
2003-04-01	1.536919478783800
2003-07-01	1.396276595744680
2003-10-01	1.257445400397080
2004-01-01	1.154353562005280
2004-04-01	1.118789075353740
2004-07-01	0.983606557377050
2004-10-01	0.882352941176482
2005-01-01	0.815128790348872
2005-04-01	0.813537260006506
2005-07-01	0.844155844155859
2005-10-01	0.809847748623256
2006-01-01	0.808538163001291
2006-04-01	0.903808908973539
2006-07-01	0.998068254990338
2006-10-01	1.124678663239080
2007-01-01	1.315367340391430
2007-04-01	1.471529110684590
2007-07-01	1.625757092763780
2007-10-01	1.779472513504920
2008-01-01	1.804939835338810
2008-04-01	1.733921815889030
2008-07-01	1.693851944792980
2008-10-01	1.685919450515120
2009-01-01	1.617418351477460
2009-04-01	1.518438177874160
2009-07-01	1.449722393584190
2009-10-01	1.412342646607320
2010-01-01	1.285583103764900
2010-04-01	1.221001221001230
2010-07-01	1.216175129218620
2010-10-01	1.180744777475030
2011-01-01	1.178603807796910
2011-04-01	1.206272617611590
2011-07-01	1.081405827575870
2011-10-01	0.987432675044874
2012-01-01	1.135005973715670
2012-04-01	1.311084624553050
2012-07-01	1.485884101040110
2012-10-01	1.659259259259270
2013-01-01	1.683402244536320
2013-04-01	1.617647058823510
2013-07-01	1.581259150805250
2013-10-01	1.573885164675020
2014-01-01	1.481266337496380
2014-04-01	1.476121562952240
2014-07-01	1.441337561256860
2014-10-01	1.377331420373030
2015-01-01	1.345163136805960
2015-04-01	1.283513976041080
2015-07-01	1.136686558681450
2015-10-01	0.934050382111492
2016-01-01	0.818977689918106
2016-04-01	0.647704871867083
2016-07-01	0.590053385782514
2016-10-01	0.588895120583296
2017-01-01	0.588235294117620
2017-04-01	0.615556799104651
2017-07-01	0.642458100558644
2017-10-01	0.696961248954556
2018-01-01	0.891116680590378
2018-04-01	1.084538375973300
2018-07-01	1.248959200666120