
Determine the topic of the question-answer pair.
Question: "what percent of illegal immigrants are from mexico and europe?";  Answer: "According to a 2005 Pew Hispanic Center report, 56% of undocumented immigrants were from Mexico ; 22% were from other Latin American countries; 13% were from Asia; 6% were from Europe and Canada; and 3% were from Africa and the rest of the world."? Topic: 