Question: What was the average number of people born in other EU states in millions, when the total number of foreign-born people in millions was 0.5, and when the total population in millions was less than 5.534?
SQL: SELECT AVG(born_in_other_eu_state__millions_) FROM table_name_57 WHERE total_foreign_born__millions_ = 0.5 AND total_population__millions_ < 5.534