Quarter	Growth rate same period previous year
1984-01-01	1.28653807587230000
1984-04-01	1.05436445446617000
1984-07-01	1.06780091468723000
1984-10-01	1.17977221727996000
1985-01-01	1.46223127103231000
1985-04-01	1.99634089058808000
1985-07-01	2.33963746630566000
1985-10-01	2.46391745942875000
1986-01-01	2.38497506895078000
1986-04-01	2.23857527627485000
1986-07-01	2.06075090677847000
1986-10-01	1.96070426609900000
1987-01-01	1.89916331359377000
1987-04-01	1.47459235506820000
1987-07-01	1.22889318132846000
1987-10-01	1.08105943824949000
1988-01-01	0.85535900662446300
1988-04-01	0.89309999174858800
1988-07-01	1.01148665840895000
1988-10-01	1.08496106693806000
1989-01-01	1.40642630447019000
1989-04-01	1.85910117507189000
1989-07-01	2.26647189626209000
1989-10-01	2.87631809580792000
1990-01-01	3.48448404706241000
1990-04-01	4.34177032624889000
1990-07-01	4.32590647131857000
1990-10-01	3.95699315400629000
1991-01-01	3.69877976084848000
1991-04-01	3.64033873657428000
1991-07-01	3.97694208264604000
1991-10-01	4.09195897964907000
1992-01-01	3.90690072448963000
1992-04-01	3.52990027512681000
1992-07-01	3.14443569524319000
1992-10-01	2.85915718916841000
1993-01-01	2.53043006253224000
1993-04-01	1.72565719400668000
1993-07-01	1.11354766821046000
1993-10-01	0.84145629984958700
1994-01-01	0.37999680057905200
1994-04-01	-0.03090861201398960
1994-07-01	-0.00270930702453493
1994-10-01	0.01461859975350700
1995-01-01	0.31517133093675800
1995-04-01	0.75777263817189600
1995-07-01	0.98608390396257600
1995-10-01	1.08112887381132000
1996-01-01	0.96578710493376400
1996-04-01	0.57761587798843700
1996-07-01	0.22581820309348500
1996-10-01	-0.02446602418069600
1997-01-01	-0.10840048983349300
1997-04-01	-0.23428136960527700
1997-07-01	0.01551300141102580
1997-10-01	0.19829432016880700
1998-01-01	0.32758787644036900
1998-04-01	0.39545475682405700
1998-07-01	0.26667904934560600
1998-10-01	0.06395884981045460
1999-01-01	-0.02017212906687050
1999-04-01	0.34780410262810200
1999-07-01	0.76040980569735600
1999-10-01	1.17444839759100000
2000-01-01	1.21527006823869000
2000-04-01	1.00870359038730000
2000-07-01	0.61212504229146800
2000-10-01	0.19108750560149600
2001-01-01	0.44315677429938400
2001-04-01	0.70331579936125300
2001-07-01	0.60291263429517900
2001-10-01	0.70939828844799900
2002-01-01	0.38039747072716800
2002-04-01	0.03299322268157900
2002-07-01	0.21588021958858200
2002-10-01	0.12213154879959700
2003-01-01	0.15280582844185200
2003-04-01	0.58838983803684600
2003-07-01	0.67906441971160000
2003-10-01	0.81859377284023500
2004-01-01	0.76875099765726800
2004-04-01	0.33396970471367200
2004-07-01	0.04384882001982310
2004-10-01	-0.05615260008097540
2005-01-01	-0.08104710105080680
2005-04-01	-0.04710078882117640
2005-07-01	0.11062054030681200
2005-10-01	-0.15282588760482800
2006-01-01	-0.11638473127384700
2006-04-01	0.19136490833502000
2006-07-01	-0.05214421636073180
2006-10-01	0.19558337297084600
2007-01-01	0.56009281555973700
2007-04-01	0.07009752875821860
2007-07-01	0.24877431505106400
2007-10-01	0.51294327809288800
2008-01-01	0.63561135838153700
2008-04-01	1.12012074866164000
2008-07-01	0.35239659270024200
2008-10-01	0.89547171148899000
2009-01-01	0.48846130050113000
2009-04-01	0.72740735766873700
2009-07-01	1.06989478571379000
2009-10-01	0.91747812468603700
2010-01-01	0.12920246645262600
2010-04-01	-0.17173182802962400
2010-07-01	-0.75454606867158900
2010-10-01	-0.81923710910803200
2011-01-01	-1.00612220364899000
2011-04-01	-1.22005796117687000
2011-07-01	-1.28143209016341000
2011-10-01	-1.87895290717830000
2012-01-01	-1.75401927163338000
2012-04-01	-1.72480571476593000
2012-07-01	-2.03690760874676000
2012-10-01	-1.89798923655880000
2013-01-01	-2.12999682302343000
2013-04-01	-1.63472958662709000
2013-07-01	-1.13319377965554000
2013-10-01	-1.65697931046838000
2014-01-01	-0.86198181204487400
2014-04-01	-0.79324013638543900
2014-07-01	-1.39444622602831000
2014-10-01	-0.78481549517855800
2015-01-01	-1.69640291426303000
2015-04-01	-2.06805701198308000
2015-07-01	-2.46107285882265000
2015-10-01	-2.25056532123819000
2016-01-01	-1.63765017814234000
2016-04-01	-2.67230745254661000
2016-07-01	-1.88421000923902000
2016-10-01	-2.55105514240439000
2017-01-01	-2.66574523272498000
2017-04-01	-1.68859264496199000
2017-07-01	-1.87770131528593000
2017-10-01	-1.02974887438971000
2018-01-01	-1.19810726054385000
2018-04-01	-1.02237929899315000
2018-07-01	-0.39616763035072200