Quarter	Index source base
2006-04-01	100.2004008
2006-07-01	101.2024048
2006-10-01	101.1022044
2007-01-01	100.1002004
2007-04-01	101.2024048
2007-07-01	100.8016032
2007-10-01	100.9018036
2008-01-01	100.0000000
2008-04-01	100.3006012
2008-07-01	101.0020040
2008-10-01	101.6032064
2009-01-01	101.9038076
2009-04-01	103.4068136
2009-07-01	103.1062124
2009-10-01	103.0060120
2010-01-01	101.6032064
2010-04-01	101.3026052
2010-07-01	100.7014028
2010-10-01	102.5050100
2011-01-01	100.5010020
2011-04-01	101.9038076
2011-07-01	102.6052104
2011-10-01	101.0020040
2012-01-01	101.4028056
2012-04-01	101.3026052
2012-07-01	101.6032064
2012-10-01	99.7995992
2013-01-01	98.5971944
2013-04-01	99.0981964
2013-07-01	98.5971944
2013-10-01	99.0981964
2014-01-01	98.2965932
2014-04-01	99.3987976
2014-07-01	98.0961924
2014-10-01	98.6973948
2015-01-01	98.2965932
2015-04-01	97.7955912
2015-07-01	98.8977956
2015-10-01	98.7975952
2016-01-01	100.4008016
2016-04-01	99.3987976
2016-07-01	101.7034068
2016-10-01	100.2004008
2017-01-01	100.9018036
2017-04-01	100.0000000
2017-07-01	100.6012024
2017-10-01	99.2000000
2018-01-01	99.9000000
2018-04-01	99.7000000
2018-07-01	100.5000000