Statement:
An average person in Colombia drinks more alcohol than in Guinea

In the Alcohol average daily consumption rating Colombia holds position #83 ²⁰¹⁶ out of 189 and Guinea is #141 out of 189 ²⁰¹⁶.
Position of Colombia is worse than position of Guinea.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Colombia and Guinea, 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.

   Colombia	'Both sexes' value is	32.9
   Guinea	'Both sexes' value is	12.5