It is possible that this small country only has one exit node. Or only one exit node with an exit policy that allows what you're doing.
If you go to the bottom of this page: https://torstatus.blutmagie.de/ you can:
- Sort Router Listing By: Country code
- Sort Order: Ascending
- Bad Exit, Hibernating: No
- Exit, Running, Valid: Yes
- Apply Options
That will show you all good exits by country.