;October 2017;Change in per cent;Change in per cent;Change in per cent; September 2017 - October 2017;October 2016 - October 2017;August 2016 / October 2016 - August 2017 / October 2017; ;;;;; Retail sales - seasonally adjusted volume index;109.7;-0.2;;; Retail sales - workingday adjusted volume index;109.0;;0.3;1.4; Retail sales - workingday adjusted sales value index;120.8;;0.3;1.2;