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

In the Alcohol average daily consumption rating Bolivia holds position #122 ²⁰¹⁶ out of 189 and Sudan is #32 out of 189 ²⁰¹⁶.
Position of Bolivia 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 Bolivia 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.

   Bolivia	'Both sexes' value is	22.6
   Sudan	'Both sexes' value is	47.5