Quarter	Growth rate previous period
1979-04-01	0.000000000000000
1979-07-01	0.000000000000000
1979-10-01	0.000000000000000
1980-01-01	0.000000000000000
1980-04-01	0.000000000000000
1980-07-01	4.954954954954950
1980-10-01	9.442060085836900
1981-01-01	0.000000000000000
1981-04-01	0.000000000000000
1981-07-01	2.941176470588240
1981-10-01	5.714285714285690
1982-01-01	0.000000000000000
1982-04-01	0.000000000000000
1982-07-01	3.783783783783820
1982-10-01	7.291666666666670
1983-01-01	0.000000000000000
1983-04-01	0.000000000000000
1983-07-01	4.530744336569560
1983-10-01	8.668730650154780
1984-01-01	0.000000000000000
1984-04-01	0.000000000000000
1984-07-01	2.136752136752140
1984-10-01	4.184100418410050
1985-01-01	0.000000000000000
1985-04-01	0.000000000000000
1985-07-01	1.338688085676050
1985-10-01	2.642007926023770
1986-01-01	0.000000000000000
1986-04-01	0.000000000000000
1986-07-01	1.544401544401550
1986-10-01	3.041825095057040
1987-01-01	0.000000000000000
1987-04-01	0.000000000000000
1987-07-01	4.059040590405910
1987-10-01	7.801418439716300
1988-01-01	1.973684210526320
1988-04-01	0.000000000000000
1988-07-01	2.150537634408600
1988-10-01	4.210526315789480
1989-01-01	3.939393939393930
1989-04-01	0.000000000000000
1989-07-01	2.137998056365410
1989-10-01	4.186489058039960
1990-01-01	0.000000000000000
1990-04-01	0.000000000000000
1990-07-01	0.730593607305932
1990-10-01	1.450589301903900
1991-01-01	0.000000000000000
1991-04-01	0.000000000000000
1991-07-01	1.519213583556760
1991-10-01	2.992957746478850
1992-01-01	0.000000000000000
1992-04-01	0.000000000000000
1992-07-01	0.341880341880347
1992-10-01	0.681431005110728
1993-01-01	0.000000000000000
1993-04-01	0.000000000000000
1993-07-01	1.861252115059240
1993-10-01	3.654485049833900
1994-01-01	0.000000000000000
1994-04-01	0.000000000000000
1994-07-01	0.160256410256393
1994-10-01	0.319999999999991
1995-01-01	0.000000000000000
1995-04-01	0.000000000000000
1995-07-01	1.834130781499200
1995-10-01	3.602192638997660
1996-01-01	0.000000000000000
1996-04-01	0.000000000000000
1996-07-01	1.360544217687080
1996-10-01	2.684563758389260
1997-01-01	0.000000000000000
1997-04-01	0.000000000000000
1997-07-01	2.106027596223680
1997-10-01	4.125177809388320
1998-01-01	0.000000000000000
1998-04-01	0.000000000000000
1998-07-01	1.502732240437160
1998-10-01	2.960969044414530
1999-01-01	0.000000000000000
1999-04-01	0.000000000000000
1999-07-01	1.764705882352940
1999-10-01	3.468208092485550
2000-01-01	0.000000000000000
2000-04-01	0.000000000000000
2000-07-01	1.613904407200480
2000-10-01	3.176542455711660
2001-01-01	0.177619893428064
2001-04-01	0.000000000000000
2001-07-01	3.368794326241140
2001-10-01	6.518010291595200
2002-01-01	0.161030595813205
2002-04-01	0.000000000000000
2002-07-01	1.554126473740630
2002-10-01	3.060686015831110
2003-01-01	0.307219662058389
2003-04-01	0.000000000000000
2003-07-01	2.348136804492080
2003-10-01	4.588528678304270
2004-01-01	0.000000000000000
2004-04-01	0.000000000000000
2004-07-01	0.286123032904133
2004-10-01	0.570613409415106
2005-01-01	0.000000000000000
2005-04-01	0.000000000000000
2005-07-01	0.709219858156029
2005-10-01	1.408450704225370
2006-01-01	0.000000000000000
2006-04-01	0.000000000000000
2006-07-01	0.787037037037027
2006-10-01	1.561782269177760
2007-01-01	0.000000000000000
2007-04-01	0.000000000000000
2007-07-01	0.452284034373597
2007-10-01	0.900495272399811
2008-01-01	0.000000000000000
2008-04-01	0.000000000000000
2008-07-01	1.561802766622040
2008-10-01	3.075571177504410
2009-01-01	0.000000000000000
2009-04-01	0.000000000000000
2009-07-01	1.108269394714400
2009-10-01	2.192242833052270
2010-01-01	0.000000000000000
2010-04-01	0.000000000000000
2010-07-01	0.742574257425743
2010-10-01	1.474201474201480
2011-01-01	0.000000000000000
2011-04-01	0.000000000000000
2011-07-01	1.331719128329310
2011-10-01	2.628434886499400
2012-01-01	0.000000000000000
2012-04-01	0.000000000000000
2012-07-01	2.677532013969720
2012-10-01	5.215419501133780
2013-01-01	0.754310344827599
2013-04-01	0.000000000000000
2013-07-01	1.426024955436720
2013-10-01	2.811950790861150
2014-01-01	-0.205128205128205
2014-04-01	0.000000000000000
2014-07-01	0.650907845152458
2014-10-01	1.293396868618110
2015-01-01	0.000000000000000
2015-04-01	0.000000000000000
2015-07-01	0.806451612903215
2015-10-01	1.600000000000000
2016-01-01	0.000000000000000
2016-04-01	0.000000000000000
2016-07-01	1.771653543307090
2016-10-01	3.481624758220510
2017-01-01	0.000000000000000
2017-04-01	0.000000000000000
2017-07-01	1.433021806853590
2017-10-01	2.825552825552800
2018-01-01	1.612903225806470
2018-04-01	0.000000000000000
2018-07-01	1.587301587301590