The table of inflation rates year by year should have a column for cumulative inflation between 1948 and any other year. ---- MountVic127 ( talk) 06:04, 13 March 2021 (UTC) reply

Have added cumulative inflation to list of postage rates in Australia. ---- MountVic127 ( talk) 07:36, 13 March 2021 (UTC) reply

For inflation table, see Inflation.Xlsx ---- MountVic127 ( talk) 07:30, 14 March 2021 (UTC) reply

List of postage rates copied from Australia Post#Basic domestic. Added to this is inflation rates.