Statement:
In South Sudan, mobile Internet is on average more expensive than in Costa Rica

In the Most expensive mobile internet rating South Sudan holds position #67 ²⁰²² out of 204 and Costa Rica is #75 out of 204 ²⁰²².
Position of South Sudan is worse than position of Costa Rica.
Both countries holds average positions in the "Most expensive mobile internet" rating. So Average price of 1GB (USD) is an average for both South Sudan and Costa Rica, compared to most countries of the World.

Referencies:

1. Most expensive mobile internet ²⁰²² by cable.co.uk

   The countries in the rating sorted by 'Average price of 1GB (USD)' in descending order.

   Costa Rica	'Average price of 1GB (USD)' value is	2.17
   South Sudan	'Average price of 1GB (USD)' value is	2.51