Good players is from Romania, Brazil, Russia, Mexica and Canada. .... and from the rest of the world.
I think the answer can be obtained if we organized tournament
Each country can has 5 representatives
The best way to see who has the best players
Winner of the Global Poker Masters World Cup - Team Italy
https://www.pokernews.com/tours/oth...lobal-poker-masters/world-cup/post.240170.htm