What is the percentage of others with a Fidesz of 62% and a Jobbik of 4%?
CREATE TABLE "opinion_polls" (
  "source" text,
  "date" text,
  "fidesz" text,
  "mszp" text,
  "szdsz" text,
  "jobbik" text,
  "others" text
);
SELECT "others" FROM "opinion_polls" WHERE "fidesz"='62%' AND "jobbik"='4%';