CREATE TABLE "results" (
  "party" text,
  "party_list_votes" real,
  "vote_percentage" text,
  "total_seats" text,
  "seat_percentage" text
);

Question: What is the seat percentage when vote percentage is 2.4% (-8.3)?
SQL: SELECT "seat_percentage" FROM "results" WHERE "vote_percentage"='2.4% (-8.3)';