Quarter	Growth rate same period previous year
1997-01-01	2.862920391656030
1997-04-01	2.787215969420270
1997-07-01	2.226499505800340
1997-10-01	2.174365376612550
1998-01-01	2.312467666839110
1998-04-01	2.381075357677780
1998-07-01	2.803928553254280
1998-10-01	3.008858568373900
1999-01-01	2.887192192951410
1999-04-01	2.951266269801240
1999-07-01	2.618552618552630
1999-10-01	2.659022389166200
2000-01-01	1.754472183998430
2000-04-01	1.950311167736540
2000-07-01	1.620761178910810
2000-10-01	1.463579028453150
2001-01-01	3.187635836754390
2001-04-01	3.465513097813040
2001-07-01	3.692979541462940
2001-10-01	3.990510083036780
2002-01-01	4.338871986894460
2002-04-01	4.255319148936180
2002-07-01	4.129091325246070
2002-10-01	3.905822230334000
2003-01-01	3.422752556971120
2003-04-01	3.235005792710070
2003-07-01	3.314722820591710
2003-10-01	3.218865273142470
2004-01-01	3.005855562784630
2004-04-01	2.762430939226550
2004-07-01	2.425428705161470
2004-10-01	2.433524781961290
2005-01-01	2.193868957385880
2005-04-01	2.158938172043000
2005-07-01	1.823771343109990
2005-10-01	1.682103252066270
2006-01-01	0.177180765585735
2006-04-01	0.226132719348754
2006-07-01	0.359037127702993
2006-10-01	0.306347520627420
2007-01-01	2.003126028298790
2007-04-01	2.235713992698020
2007-07-01	1.833482396942830
2007-10-01	1.751028220059440
2008-01-01	2.108956006290590
2008-04-01	2.214910520824960
2008-07-01	2.758593157411480
2008-10-01	2.957537919718260
2009-01-01	2.626174867703950
2009-04-01	2.598728114940740
2009-07-01	2.645687645687640
2009-10-01	2.565497939827410
2010-01-01	2.478162158002090
2010-04-01	2.552035506580960
2010-07-01	1.744824192876880
2010-10-01	1.841885848556040
2011-01-01	1.637189741278960
2011-04-01	1.537141364772620
2011-07-01	2.708131835428910
2011-10-01	2.035576064304860
2012-01-01	1.976576643144790
2012-04-01	2.050339886092220
2012-07-01	2.423035132198460
2012-10-01	2.604033699259630
2013-01-01	2.833128034200420
2013-04-01	2.718467576423150
2013-07-01	3.320485165670660
2013-10-01	2.818753776703520
2014-01-01	2.247745208568210
2014-04-01	2.243409983174410
2014-07-01	2.221233486207120
2014-10-01	2.250570421074460
2015-01-01	2.019157880228790
2015-04-01	2.454744925946250
2015-07-01	1.975424381424330
2015-10-01	1.602596612232460
2016-01-01	1.350986219940550
2016-04-01	0.645830544773118
2016-07-01	0.568013921266050
2016-10-01	0.938404711989648
2017-01-01	1.093041855505210
2017-04-01	1.323270272966060
2017-07-01	1.129611492001290
2017-10-01	1.081330564072120
2018-01-01	1.226265822784780
2018-04-01	1.309269893355200
2018-07-01	1.707773760330580