Statement:
You will be less safe in Iran than in Costa Rica

In the Safest countries rating Iran holds position #139 ²⁰²² out of 161 and Costa Rica is #38 out of 161 ²⁰²².
Position of Iran is worse than position of Costa Rica.
Iran is an outsider of the "Safest countries" rating. It could be dangerous. So you need to take additional actions and not to be frivolous, compared to Costa Rica

Referencies:

1. Safest countries ²⁰²² by GLOBAL PEACE INDEX

   The countries in the rating sorted by 'Score' in ascending order.

   Costa Rica	'Score' value is	1.73
   Iran	'Score' value is	2.69