Quarter	Growth rate same period previous year
1997-01-01	2.37932283908371000
1997-04-01	3.22554762095803000
1997-07-01	1.72277540698593000
1997-10-01	1.42609517806494000
1998-01-01	1.38419189933149000
1998-04-01	0.13991449669646100
1998-07-01	-0.08157240522063790
1998-10-01	0.01553639400295020
1999-01-01	0.38786750446048500
1999-04-01	1.04789257160599000
1999-07-01	1.67943085954205000
1999-10-01	1.80582524271844000
2000-01-01	1.70002318213431000
2000-04-01	1.44031341219849000
2000-07-01	0.99025043012807500
2000-10-01	0.78580965096319100
2001-01-01	2.73915355975989000
2001-04-01	3.16156147059938000
2001-07-01	2.96055122283638000
2001-10-01	2.81972673252338000
2002-01-01	1.78604444773140000
2002-04-01	2.14710416207884000
2002-07-01	3.09972054713929000
2002-10-01	3.00743576529485000
2003-01-01	2.31054275957277000
2003-04-01	1.73188171463476000
2003-07-01	1.77253111737224000
2003-10-01	1.82610870885895000
2004-01-01	0.89482281087990500
2004-04-01	0.94656165012538600
2004-07-01	0.23829548640314900
2004-10-01	0.54397417000068900
2005-01-01	0.73203350461040500
2005-04-01	0.38836989608480400
2005-07-01	0.08740036358549120
2005-10-01	-0.31065656741945700
2006-01-01	-0.16770316539725200
2006-04-01	-0.15335285096890600
2006-07-01	0.33881728317440100
2006-10-01	0.73179271708683600
2007-01-01	1.52586267235948000
2007-04-01	1.57777157218654000
2007-07-01	1.06175590057790000
2007-10-01	0.75080816156279200
2008-01-01	0.47225094794897700
2008-04-01	0.34020618556700700
2008-07-01	-0.00344459371018298
2008-10-01	0.54855959979300500
2009-01-01	0.03087796342677580
2009-04-01	0.36987568067398900
2009-07-01	1.91181536341715000
2009-10-01	1.56464452374417000
2010-01-01	1.80065852654685000
2010-04-01	1.60712457774592000
2010-07-01	0.93290518844008600
2010-10-01	0.44594594594594200
2011-01-01	0.41103736397022800
2011-04-01	0.05708912620056680
2011-07-01	-1.30605137135394000
2011-10-01	-1.02919413426611000
2012-01-01	-0.62409824514311600
2012-04-01	0.19130726631984200
2012-07-01	1.62532659224324000
2012-10-01	2.43662067559303000
2013-01-01	2.19130904548065000
2013-04-01	1.53088570280048000
2013-07-01	0.82470784641069400
2013-10-01	0.59715356799256900
2014-01-01	0.65089539417167200
2014-04-01	0.17816490151440400
2014-07-01	0.36758618405800100
2014-10-01	0.00989348019654938
2015-01-01	-0.60401142369433900
2015-04-01	-0.51707670520041700
2015-07-01	-1.71241916325721000
2015-10-01	-1.97850029677505000
2016-01-01	-2.86997589088145000
2016-04-01	-2.64848043435079000
2016-07-01	-1.29242337775689000
2016-10-01	-1.02267375361638000
2017-01-01	0.53723223393402200
2017-04-01	0.75834863633274000
2017-07-01	0.72439123928716000
2017-10-01	0.50302494731833400
2018-01-01	1.32575757575759000
2018-04-01	1.21840089101892000
2018-07-01	1.38434007495694000