COLES GROUP LIMITED. revenue for the last year amounted to 40.48 B AUD, the most of which — 36.75 B AUD — came from its highest performing source at the moment, Supermarkets, the year earlier bringing 34.62 B AUD. The greatest contribution to the revenue figure was made by Australia — last year it brought COLES GROUP LIMITED. 40.48 B AUD, and the year before that — 39.37 B AUD.