Quarter	Index source base
2005-01-01	62.1
2005-04-01	62.9
2005-07-01	63.1
2005-10-01	63.2
2006-01-01	63.5
2006-04-01	64.6
2006-07-01	65.1
2006-10-01	65.0
2007-01-01	66.0
2007-04-01	67.2
2007-07-01	67.3
2007-10-01	66.8
2008-01-01	67.7
2008-04-01	70.3
2008-07-01	70.2
2008-10-01	69.7
2009-01-01	71.5
2009-04-01	72.6
2009-07-01	73.1
2009-10-01	72.7
2010-01-01	75.2
2010-04-01	76.9
2010-07-01	76.8
2010-10-01	77.3
2011-01-01	79.8
2011-04-01	84.2
2011-07-01	84.4
2011-10-01	84.4
2012-01-01	85.7
2012-04-01	88.4
2012-07-01	89.2
2012-10-01	89.5
2013-01-01	92.1
2013-04-01	93.9
2013-07-01	94.5
2013-10-01	94.6
2014-01-01	96.2
2014-04-01	97.9
2014-07-01	98.6
2014-10-01	99.1
2015-01-01	99.6
2015-04-01	100.3
2015-07-01	100.4
2015-10-01	99.8
2016-01-01	100.7
2016-04-01	101.3
2016-07-01	102.0
2016-10-01	101.9
2017-01-01	104.1
2017-04-01	106.1
2017-07-01	106.7
2017-10-01	106.7
2018-01-01	109.2
2018-04-01	110.3
2018-07-01	110.8