Statement:
An average person in Australia drinks less alcohol than in The Gambia

In the Alcohol average daily consumption rating Australia holds position #103 2016 out of 189 and The Gambia is #97 out of 189 2016.
Position of Australia is better than position of The Gambia.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Australia and The Gambia, compared to most countries of the World.

Referencies:

  1. Alcohol average daily consumption 2016 by WHO
    The countries in the rating sorted by 'Both sexes' in descending order.
    Australia 'Both sexes' value is 28.9
    The Gambia 'Both sexes' value is 30.4