Statement:
An average person in Greece drinks less alcohol than in Sudan

In the Alcohol average daily consumption rating Greece holds position #72 ²⁰¹⁶ out of 189 and Sudan is #32 out of 189 ²⁰¹⁶.
Position of Greece is better than position of Sudan.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Greece and Sudan, 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.

   Greece	'Both sexes' value is	34.5
   Sudan	'Both sexes' value is	47.5