Quarter	Growth rate same period previous year
1997-01-01	3.267550954383720
1997-04-01	3.203074951953860
1997-07-01	3.083280356007630
1997-10-01	3.031259867382380
1998-01-01	3.007518796992480
1998-04-01	2.793296089385500
1998-07-01	2.590194264569860
1998-10-01	2.482378179589360
1999-01-01	2.311435523114370
1999-04-01	2.264492753623180
1999-07-01	2.404568680492920
1999-10-01	2.392344497607640
2000-01-01	2.497027348394770
2000-04-01	2.421021552996760
2000-07-01	2.377458174346930
2000-10-01	2.307242990654200
2001-01-01	2.958236658932710
2001-04-01	3.228596137215310
2001-07-01	3.354357798165170
2001-10-01	3.454182129603220
2002-01-01	3.323943661971820
2002-04-01	3.323094107791150
2002-07-01	3.550624133148390
2002-10-01	3.669977924944810
2003-01-01	3.407851690294440
2003-04-01	3.378378378378370
2003-07-01	3.268148941869810
2003-10-01	2.927867979771070
2004-01-01	2.715528605325590
2004-04-01	2.954248366013060
2004-07-01	3.216601815823600
2004-10-01	3.051461080941310
2005-01-01	2.926078028747420
2005-04-01	2.666328085322510
2005-07-01	2.538326212616250
2005-10-01	2.233375156838140
2006-01-01	2.194513715710730
2006-04-01	2.275537966856300
2006-07-01	2.058823529411740
2006-10-01	2.282768777614150
2007-01-01	2.147388970229370
2007-04-01	1.958887545344610
2007-07-01	2.161383285302590
2007-10-01	2.159827213822870
2008-01-01	2.723363592928820
2008-04-01	2.941176470588230
2008-07-01	3.173483779971800
2008-10-01	3.030303030303050
2009-01-01	2.116279069767460
2009-04-01	1.958525345622120
2009-07-01	1.617680565048990
2009-10-01	1.687186502507980
2010-01-01	1.958551582782940
2010-04-01	1.943502824858760
2010-07-01	1.973094170403580
2010-10-01	1.726457399103140
2011-01-01	1.824033951304650
2011-04-01	2.391975171800210
2011-07-01	2.618601583111420
2011-10-01	2.502270222612010
2012-01-01	2.246448629005620
2012-04-01	2.086729703293120
2012-07-01	2.097450790577600
2012-10-01	1.878238341968900
2013-01-01	1.873990306946690
2013-04-01	1.596933886937080
2013-07-01	1.485461441213640
2013-10-01	1.207883026064850
2014-01-01	1.141769743101790
2014-04-01	1.068846274756370
2014-07-01	0.622858922454065
2014-10-01	0.879396984924626
2015-01-01	0.564440263405470
2015-04-01	0.528771384136868
2015-07-01	0.835654596100288
2015-10-01	0.622665006226662
2016-01-01	0.614031805425665
2016-04-01	0.402258663366351
2016-07-01	0.526611418047900
2016-10-01	0.502227722772303
2017-01-01	0.867823765020031
2017-04-01	1.559907069366060
2017-07-01	1.381124630055930
2017-10-01	0.596816976127299
2018-01-01	0.761085373924536
2018-04-01	0.718954248366021
2018-07-01	0.973078170613040