Quarter	Index source base
2006-04-01	106.7235859
2006-07-01	106.6168623
2006-10-01	108.0042689
2007-01-01	107.0437567
2007-04-01	106.2966916
2007-07-01	106.7235859
2007-10-01	107.4706510
2008-01-01	105.8697972
2008-04-01	105.5496265
2008-07-01	106.5101387
2008-10-01	107.7908218
2009-01-01	106.9370331
2009-04-01	106.0832444
2009-07-01	107.2572038
2009-10-01	107.3639274
2010-01-01	105.6563501
2010-04-01	105.1227321
2010-07-01	105.7630736
2010-10-01	108.5378869
2011-01-01	106.1899680
2011-04-01	107.1504803
2011-07-01	106.4034152
2011-10-01	106.2966916
2012-01-01	103.4151547
2012-04-01	103.4151547
2012-07-01	103.2017076
2012-10-01	103.6286019
2013-01-01	101.7075774
2013-04-01	101.6008538
2013-07-01	102.6680896
2013-10-01	103.6286019
2014-01-01	102.2411953
2014-04-01	101.3874066
2014-07-01	101.9210245
2014-10-01	102.2411953
2015-01-01	101.0672359
2015-04-01	101.3874066
2015-07-01	102.2411953
2015-10-01	101.9210245
2016-01-01	100.5336179
2016-04-01	100.2134472
2016-07-01	101.0672359
2016-10-01	101.7075774
2017-01-01	100.2134472
2017-04-01	100.0000000
2017-07-01	99.6798292
2017-10-01	100.2000000
2018-01-01	99.0000000
2018-04-01	97.7000000
2018-07-01	98.8000000