Quarter	Growth rate same period previous year
1997-01-01	17.366071037687400
1997-04-01	18.047022600846500
1997-07-01	17.494993097814200
1997-10-01	16.958537290463900
1998-01-01	11.264793614026200
1998-04-01	9.703728900058630
1998-07-01	8.317155783140820
1998-10-01	8.936381462656980
1999-01-01	8.282900561731980
1999-04-01	7.638157007578990
1999-07-01	7.653855740251420
1999-10-01	8.218934160454920
2000-01-01	7.477236790669440
2000-04-01	8.771049606830740
2000-07-01	7.945069381524940
2000-10-01	6.759794039926920
2001-01-01	4.942604868813220
2001-04-01	4.723366069257030
2001-07-01	6.313430100596030
2001-10-01	5.997252766521690
2002-01-01	3.333102935964460
2002-04-01	3.710288382224570
2002-07-01	3.996116793739450
2002-10-01	4.162573088010010
2003-01-01	9.780555597410010
2003-04-01	10.050758546843500
2003-07-01	9.424420291584870
2003-10-01	11.740369232934800
2004-01-01	9.417956214224240
2004-04-01	7.406709206342400
2004-07-01	6.812972594465900
2004-10-01	4.193422787414090
2005-01-01	1.537305881036620
2005-04-01	2.566875884359320
2005-07-01	2.885652877963950
2005-10-01	4.816902442862890
2006-01-01	9.208096964441290
2006-04-01	10.090046258939900
2006-07-01	15.549477561000300
2006-10-01	13.805230236199300
2007-01-01	17.916581714749600
2007-04-01	22.676893561253100
2007-07-01	22.857580894810300
2007-10-01	29.745419113418900
2008-01-01	30.123082362206200
2008-04-01	34.112719744132300
2008-07-01	31.624219277597000
2008-10-01	26.280635248098100
2009-01-01	29.499385801631300
2009-04-01	19.848147795700800
2009-07-01	14.804574792457600
2009-10-01	12.451440828493200
2010-01-01	-1.689485651194460
2010-04-01	-2.573040526657590
2010-07-01	-2.079656812862100
2010-10-01	-1.381181295573080
2011-01-01	1.747125408848540
2011-04-01	1.993231065608630
2011-07-01	1.863388269290610
2011-10-01	0.887506503983597
2012-01-01	0.825328338486347
2012-04-01	0.885677440261202
2012-07-01	0.154161721853849
2012-10-01	0.651849935408650
2013-01-01	1.675727896231140
2013-04-01	2.253150678199190
2013-07-01	3.227333545876420
2013-10-01	3.556322189172270
2014-01-01	4.396954456240560
2014-04-01	3.837086466904830
2014-07-01	5.281360328553920
2014-10-01	4.601306567277900
2015-01-01	3.647662289508810
2015-04-01	3.310917006023770
2015-07-01	1.309665639168260
2015-10-01	1.566533060079350
2016-01-01	0.476528792621193
2016-04-01	1.272910008296330
2016-07-01	8.469985791055680
2016-10-01	8.706755287328150
2017-01-01	8.763467298582460
2017-04-01	8.089320536891250
2017-07-01	0.998853796482469
2017-10-01	0.745616401138009
2018-01-01	3.334324608333220
2018-04-01	4.312543358128540
2018-07-01	6.675029672271440