Quarter	Growth rate same period previous year
1986-01-01	164.4767895985820000
1986-04-01	73.2137441334509000
1986-07-01	14.7553365571069000
1986-10-01	21.9062498325874000
1987-01-01	31.2345679454108000
1987-04-01	32.3728814088444000
1987-07-01	23.6234075012733000
1987-10-01	19.2097266376216000
1988-01-01	10.3801317500862000
1988-04-01	13.0112676762241000
1988-07-01	8.0487335836628800
1988-10-01	8.1918408696334600
1989-01-01	11.4503816900127000
1989-04-01	9.0305043661873500
1989-07-01	10.7692307996896000
1989-10-01	9.6745822017489800
1990-01-01	13.2990866918858000
1990-04-01	11.0526315792132000
1990-07-01	22.9575162946017000
1990-10-01	20.8500400949804000
1991-01-01	39.7984888055283000
1991-04-01	38.4385134334507000
1991-07-01	30.3654487643714000
1991-10-01	33.8420706686457000
1992-01-01	9.1891893489923000
1992-04-01	2.4504499674899400
1992-07-01	-3.9755356190605900
1992-10-01	-6.5608995280454600
1993-01-01	-4.4554458632655700
1993-04-01	7.6327827276444700
1993-07-01	8.2802551098986600
1993-10-01	8.4188188414536400
1994-01-01	4.2309849373258700
1994-04-01	-1.3235291515489700
1994-07-01	0.0250492780178565
1994-10-01	3.4412728258476100
1995-01-01	5.3035355115055100
1995-04-01	5.5666662542909100
1995-07-01	4.7352841149890000
1995-10-01	2.0952379588761700
1996-01-01	2.0905922025533500
1996-04-01	3.9153773005299700
1996-07-01	8.4772372294537000
1996-10-01	6.9651738645560300
1997-01-01	7.9429100453237000
1997-04-01	9.7538741170781600
1997-07-01	-2.3444286466960100
1997-10-01	-2.5581396414171600
1998-01-01	-2.1845354202443800
1998-04-01	-5.2602432522071200
1998-07-01	2.6970957380774000
1998-10-01	3.5501194374138600
1999-01-01	1.7233617074938400
1999-04-01	-6.6177091656884000
1999-07-01	-7.5448486233665800
1999-10-01	-4.6314604689033600
2000-01-01	-3.8104706965654100
2000-04-01	3.4816942233595600
2000-07-01	2.4346583706286500
2000-10-01	-0.9009009847039360
2001-01-01	-2.4812953919475800
2001-04-01	-1.4388833722295000
2001-07-01	0.1905273761308380
2001-10-01	0.6614683539852730
2002-01-01	1.9647696752851900
2002-04-01	2.1937229451544400
2002-07-01	2.4088325302844700
2002-10-01	2.4650232814265300
2003-01-01	2.6127908538700700
2003-04-01	2.6732166830217900
2003-07-01	-0.9537733181495650
2003-10-01	-6.2543887901406300
2004-01-01	-6.9339467640263700
2004-04-01	-8.3251715990162600
2004-07-01	-8.0013389769705100
2004-10-01	-4.7870467471658200
2005-01-01	-1.4830508856890800
2005-04-01	-0.1780625863986250
2005-07-01	1.5647742215284000
2005-10-01	2.8096117002365000
2006-01-01	0.3225806536022360
2006-04-01	0.9275778116286930
2006-07-01	0.5732710496300710
2006-10-01	1.0787486798831600
2007-01-01	0.2948197874316770
2007-04-01	0.1917634938548070
2007-07-01	0.6765944072524340
2007-10-01	0.5333334110554570
2008-01-01	1.3684910308757100
2008-04-01	2.6776862890132300
2008-07-01	3.1498673103346500
2008-10-01	4.1777189720340600
2009-01-01	5.0006920463556400
2009-04-01	3.2002254030857300
2009-07-01	4.9270330408305800
2009-10-01	3.9575426747505700
2010-01-01	3.0126334333381700
2010-04-01	3.0615531286779700
2010-07-01	1.8037974055770600
2010-10-01	4.0164452929894400
2011-01-01	5.9815094306147800
2011-04-01	5.7879926020010600
2011-07-01	3.9279453231522400
2011-10-01	1.6201884780859800
2012-01-01	-1.0834931392973300
2012-04-01	-2.0634922148764200
2012-07-01	-3.0195950587722000
2012-10-01	-4.9485860205968400
2013-01-01	-10.0336336501998000
2013-04-01	-11.7803566627197000
2013-07-01	-10.2883737800678000
2013-10-01	-8.6782960424213500
2014-01-01	-4.9382717015305700
2014-04-01	-3.3532039782431700
2014-07-01	-4.7922123875754000
2014-10-01	-5.4804803373477600
2015-01-01	-5.8661571920897300
2015-04-01	-6.5131842704257000
2015-07-01	-6.0520644055733000
2015-10-01	-6.6490869158749200
2016-01-01	-5.4532827781199800
2016-04-01	-4.4475821120515300
2016-07-01	-3.4754568797066700
2016-10-01	-2.8404951047714600
2017-01-01	-3.5606169923544000
2017-04-01	-4.2882157203603500
2017-07-01	-5.8619526490066800
2017-10-01	-6.1576086803518000
2018-01-01	-6.0616438356164200
2018-04-01	-5.6557945870922800
2018-07-01	-4.7855370436015500