Quarter	Growth rate same period previous year
1999-01-01	1.60320491316677
1999-04-01	1.62685912053724
1999-07-01	1.67416919223150
1999-10-01	1.51113032616288
2000-01-01	1.93100106940190
2000-04-01	1.82766408316511
2000-07-01	2.13476206475247
2000-10-01	2.60846839008935
2001-01-01	2.20602837158889
2001-04-01	2.59693041710907
2001-07-01	2.60493538993391
2001-10-01	2.68907453185686
2002-01-01	3.29758692568072
2002-04-01	3.12442372338052
2002-07-01	2.66429975978076
2002-10-01	2.34895928197476
2003-01-01	2.62197710213639
2003-04-01	2.47375875901377
2003-07-01	2.72049997933953
2003-10-01	2.65489556178958
2004-01-01	2.50040422847802
2004-04-01	2.63914296571504
2004-07-01	2.58513792756514
2004-10-01	2.49951113730576
2005-01-01	1.86946187456996
2005-04-01	2.00373693450133
2005-07-01	2.03569776904750
2005-10-01	2.38167935404154
2006-01-01	2.50849552483490
2006-04-01	2.38793544208941
2006-07-01	2.69895805468611
2006-10-01	2.69345208959545
2007-01-01	3.39393115271402
2007-04-01	4.07261434809696
2007-07-01	3.60772977293028
2007-10-01	3.33106625683045
2008-01-01	2.51285461450304
2008-04-01	2.08177791220650
2008-07-01	2.80557528578308
2008-10-01	3.17583589092229
2009-01-01	3.37212616183935
2009-04-01	3.30565291581801
2009-07-01	2.50324375268919
2009-10-01	2.02557035190349
2010-01-01	1.25308059792569
2010-04-01	1.15069271996810
2010-07-01	1.56603798520056
2010-10-01	2.04035265477313
2011-01-01	3.13785462699866
2011-04-01	3.16829048706921
2011-07-01	2.95744490179130
2011-10-01	3.21192062714085
2012-01-01	4.41263491130530
2012-04-01	4.27660118765542
2012-07-01	4.41163075180686
2012-10-01	4.13178268588682
2013-01-01	2.45367224794082
2013-04-01	2.66297108290696
2013-07-01	2.53092909923020
2013-10-01	2.10467394411094
2014-01-01	2.16132870508533
2014-04-01	1.69789933811902
2014-07-01	1.59062909615636
2014-10-01	1.46335637227272
2015-01-01	1.13204447047208
2015-04-01	1.22575210297163
2015-07-01	1.26603415662345
2015-10-01	1.41889081849228
2016-01-01	1.49941252541503
2016-04-01	1.19589240440182
2016-07-01	1.28384263219623
2016-10-01	1.16162892191080
2017-01-01	1.36291718418031
2017-04-01	1.51593930944508
2017-07-01	1.60868579003580
2017-10-01	1.57811765501245
2018-01-01	1.60379880691414
2018-04-01	1.53857380734986
2018-07-01	1.35190238700168