Original: Except for the PetÃ n region and the Guatemalan highlands, Spanish control over YucatÃ n itself was effectively in place by 1547 even though as late as 1550, there were only some 1,550 Spanish in all of the colonial provinces.
Simplified: But except for the PetÃ n region and the Guatemalan highlands, the Spanish had control over YucatÃ n itself already by 1546.