Statement:
An average person in South Africa drinks more alcohol than in Nauru

In the Alcohol average daily consumption rating South Africa holds position #6 ²⁰¹⁶ out of 189 and Nauru is #12 out of 189 ²⁰¹⁶.
Position of South Africa is worse than position of Nauru.
Both countries are leaders of the "Alcohol average daily consumption" rating. So people in South Africa and Nauru are more likely to experience problems related to the consumption of alcohol in social, healthcare, and economical areas, 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.

   Nauru	'Both sexes' value is	59.0
   South Africa	'Both sexes' value is	64.6