What is the lowest Total Medals that has madison independent and Bronze Medals larger than 0
CREATE TABLE "percussion_independent_a_class" (
  "ensemble" text,
  "gold_medals" real,
  "silver_medals" real,
  "bronze_medals" real,
  "total_medals" real
);
SELECT MIN("total_medals") FROM "percussion_independent_a_class" WHERE "ensemble"='madison independent' AND "bronze_medals">0;