What is the most number of Indians admitted to Canada when the number of Sri Lankans admitted was 3104?
CREATE TABLE "immigration" (
  "year" real,
  "indians_admitted" real,
  "pakistanis_admitted" real,
  "sri_lankans_admitted" real,
  "bangladeshis_admitted" real,
  "nepalis_admitted" real
);
SELECT MIN("indians_admitted") FROM "immigration" WHERE "sri_lankans_admitted"=3104;