What is the average black value (Hispanic/Non-Hispanic) having a white (Hispanic/Non-Hispanic) under 61.9, Multiracial (Hispanic/Non-Hispanic) under 12.5 and Hispanic under 99.4?
CREATE TABLE "racial_composition" (
  "municipality_2010" text,
  "white_both_hispanic_and_non_hispanic" real,
  "black_both_hispanic_and_non_hispanic" real,
  "amerindian_both_hispanic_and_non_hispanic" real,
  "n_asia_both_hispanic_and_non_hispanic" real,
  "multiracial_both_hispanic_and_non_hispanic" real,
  "hispanic_of_any_race" real
);
SELECT AVG("black_both_hispanic_and_non_hispanic") FROM "racial_composition" WHERE "white_both_hispanic_and_non_hispanic"<61.9 AND "multiracial_both_hispanic_and_non_hispanic"<12.5 AND "hispanic_of_any_race"<99.4;