Quarter	Index source base
1997-01-01	84.7668502710750
1997-04-01	86.7613643951003
1997-07-01	84.5104127408432
1997-10-01	86.9323227485882
1998-01-01	84.7383572121604
1998-04-01	86.6473921594417
1998-07-01	84.7668502710750
1998-10-01	87.5876631036251
1999-01-01	85.0232878013068
1999-04-01	86.8183505129296
1999-07-01	84.5958919175871
1999-10-01	87.3597186323079
2000-01-01	84.9675166159389
2000-04-01	85.9667985653871
2000-07-01	83.3401145839804
2000-10-01	88.3936261569041
2001-01-01	86.3665113451664
2001-04-01	87.7940569872352
2001-07-01	85.0531693544630
2001-10-01	89.3072553678282
2002-01-01	86.8518768634698
2002-04-01	88.5934825467938
2002-07-01	85.9382476525457
2002-10-01	90.2779864044350
2003-01-01	87.1088350790422
2003-04-01	89.5356626705592
2003-07-01	86.4236131708491
2003-10-01	91.6198793079798
2004-01-01	88.1937697670145
2004-04-01	89.9639263631799
2004-07-01	86.5949186478974
2004-10-01	91.4771247437729
2005-01-01	88.5797792823571
2005-04-01	91.7047104375013
2005-07-01	86.6867921402986
2005-10-01	93.6277449945131
2006-01-01	87.9788309832909
2006-04-01	93.4775079197466
2006-07-01	84.6736153384268
2006-10-01	93.1770337702134
2007-01-01	87.4379775141313
2007-04-01	95.7310640412448
2007-07-01	86.2961757459056
2007-10-01	97.7442408431166
2008-01-01	89.8117232954428
2008-04-01	96.2118226804977
2008-07-01	87.6783568337578
2008-10-01	99.0663271010622
2009-01-01	92.1854690767542
2009-04-01	97.5339089384434
2009-07-01	89.5713439758163
2009-10-01	99.2766590057353
2010-01-01	92.0352320019877
2010-04-01	99.1865167608754
2010-07-01	90.2924819346957
2010-10-01	101.2898358076070
2011-01-01	94.4033438929954
2011-04-01	102.5762407602960
2011-07-01	93.1263287574798
2011-10-01	104.3321365716300
2012-01-01	94.5310454065470
2012-04-01	103.9809574093630
2012-07-01	94.5948961633228
2012-10-01	106.5349876803940
2013-01-01	96.0634635691658
2013-04-01	103.3743752199930
2013-07-01	94.9141499472017
2013-10-01	108.0993312214010
2014-01-01	95.5207321365716
2014-04-01	103.5340021119320
2014-07-01	93.8606124604012
2014-10-01	106.6307638155580
2015-01-01	94.5666666666666
2015-04-01	103.8666666666670
2015-07-01	94.4333333333334
2015-10-01	107.1000000000000
2016-01-01	96.1333333333334
2016-04-01	104.4666666666670
2016-07-01	94.2000000000000
2016-10-01	108.1333333333330
2017-01-01	97.5333333333333
2017-04-01	105.5666666666670
2017-07-01	95.4333333333334
2017-10-01	110.3000000000000
2018-01-01	98.7000000000000
2018-04-01	106.5333333333330
2018-07-01	95.4333333333334