Years of Residency to Become Eligible for Citizenship in Latin-American Countries

How long do you need to live in Latin-American countries to become eligible for citizenship?

¹Usually a citizen of another LatAm/Caribbean/Spanish-speaking/Portuguese-speaking country. Sometimes, you need to be natural-born rather than naturalized for this to apply.
²Automatic citizenship for those born in the country, even if to non-citizen parents.
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