Context: Ecuador, Colombia, Guyana, Peru, and Brazil were the top source countries from South America for legal immigrants to the New York City region in 2013; the Dominican Republic, Jamaica, Haiti, and Trinidad and Tobago in the Caribbean; Egypt, Ghana, and Nigeria from Africa; and El Salvador, Honduras, and Guatemala in Central America. Amidst a resurgence of Puerto Rican migration to New York City, this population had increased to approximately 1.3 million in the metropolitan area as of 2013.

Question: In 2013, how many people of Puerto Rican ancestry lived in New York City?
Answer: 1.3 million

Question: What nation provided the most legal immigrants to New York City in the Caribbean?
Answer: the Dominican Republic

Question: Out of all African nations, which provided the most legal immigrants in 2013?
Answer: Egypt

Question: Out of all nations in Central America, which provided the most legal immigrants in 2013?
Answer: El Salvador

Question: Of all the countries in South America, which provided the most legal immigrants in 2013?
Answer: Ecuador