Quarter	Growth rate same period previous year
1999-01-01	4.150579150579150
1999-04-01	8.832046332046310
1999-07-01	12.658823529411800
1999-10-01	19.014411901441200
2000-01-01	29.093993301726700
2000-04-01	27.620130156011100
2000-07-01	27.483268942512700
2000-10-01	27.493936146209400
2001-01-01	17.924528301886800
2001-04-01	15.353881278538800
2001-07-01	9.203444564047360
2001-10-01	-0.553598389531958
2002-01-01	-0.449999999999994
2002-04-01	2.820385947550730
2002-07-01	2.710694923607680
2002-10-01	5.718623481781370
2003-01-01	11.451531893520900
2003-04-01	4.523580365736280
2003-07-01	11.564299424184300
2003-10-01	14.217328865485900
2004-01-01	12.843623253717900
2004-04-01	18.922651933701600
2004-07-01	14.408602150537600
2004-10-01	13.704945515507100
2005-01-01	12.539936102236500
2005-04-01	14.130855594270200
2005-07-01	14.962406015037600
2005-10-01	17.065978621452300
2006-01-01	19.162526614620300
2006-04-01	18.622795115332400
2006-07-01	23.610202746893400
2006-10-01	17.978589420655000
2007-01-01	12.418106015485400
2007-04-01	10.895052902487900
2007-07-01	3.359788359788370
2007-10-01	6.618628235922050
2008-01-01	18.437086092715200
2008-04-01	19.958741619391400
2008-07-01	22.907601740465800
2008-10-01	18.272841051314200
2009-01-01	4.473272198613280
2009-04-01	-0.924333619948406
2009-07-01	-4.831320283215340
2009-10-01	-3.026455026455030
2010-01-01	2.492055879490590
2010-04-01	14.485850258796900
2010-07-01	16.480655117387900
2010-10-01	15.386055935605300
2011-01-01	12.018711766822600
2011-04-01	3.134182174338900
2011-07-01	5.145631067961170
2011-10-01	12.577386770935200
2012-01-01	13.331191776421500
2012-04-01	11.554289332067100
2012-07-01	8.556478916589710
2012-10-01	0.289435600578878
2013-01-01	-1.360544217687100
2013-04-01	-3.916004540295130
2013-07-01	-2.296569322370290
2013-10-01	-3.376623376623390
2014-01-01	-5.114942528735630
2014-04-01	-4.341405788541060
2014-07-01	-5.832849680789310
2014-10-01	-5.585424133811230
2015-01-01	-8.933979406420340
2015-04-01	-5.835134300710100
2015-07-01	-7.611710323574730
2015-10-01	-7.655805124960440
2016-01-01	-10.941137346192200
2016-04-01	-10.196721311475400
2016-07-01	-7.471647765176790
2016-10-01	-1.404590613223700
2017-01-01	12.098581030619900
2017-04-01	5.585980284775470
2017-07-01	3.388608507570300
2017-10-01	4.933981931897150
2018-01-01	2.165223184543640
2018-04-01	9.336099585062290
2018-07-01	15.547419804742000