What was the most Nepalis admitted when the number of Sri Lankans was more than 5,520, Bangladeshis was more than 2,715, and Pakistanis more than 139,574?
CREATE TABLE "immigration" (
  "year" text,
  "indians_admitted" real,
  "pakistanis_admitted" real,
  "sri_lankans_admitted" real,
  "bangladeshis_admitted" real,
  "nepalis_admitted" real
);
SELECT MAX("nepalis_admitted") FROM "immigration" WHERE "sri_lankans_admitted">'5,520' AND "bangladeshis_admitted">'2,715' AND "pakistanis_admitted">'139,574';