Statement:
An average person in Jamaica drinks less alcohol than in Spain

In the Alcohol average daily consumption rating Jamaica holds position #116 ²⁰¹⁶ out of 189 and Spain is #91 out of 189 ²⁰¹⁶.
Position of Jamaica is better than position of Spain.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both Jamaica and Spain, 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.

   Jamaica	'Both sexes' value is	25.8
   Spain	'Both sexes' value is	31.5