Statement:
Puerto Rico is less polluted than Liechtenstein

In the Most Polluted Countries rating Puerto Rico holds position #102 ²⁰²¹ out of 112 and Liechtenstein is #93 out of 112 ²⁰²¹.
Position of Puerto Rico is better than position of Liechtenstein.

Referencies:

1. Most Polluted Countries ²⁰²¹ by IQAir

   The countries in the rating sorted by 'Pollution Index' in descending order.

   Liechtenstein	'Pollution Index' value is	7.2
   Puerto Rico	'Pollution Index' value is	4.8