Statement:
In South Africa average level of drug use is lower than in El Salvador

In the Drug use by country rating South Africa holds position #6 ²⁰²² out of 96 and El Salvador is #3 out of 96 ²⁰²².
Position of South Africa is better than position of El Salvador.
El Salvador is leader of the "Drug use by country" rating. So people in El Salvador are more likely to experience problems related to drug use regardless of their own status, compared to South Africa

Referencies:

1. Drug use by country ²⁰²² by UN

   The countries in the rating sorted by 'Total Score' in descending order.

   El Salvador	'Total Score' value is	36
   South Africa	'Total Score' value is	15