What is the earliest election with more than 7 candidates nominated, a percentage of the popular vote of 2.75%, and 0 seats won?
CREATE TABLE "election_results" (
  "election" real,
  "num_of_candidates_nominated" real,
  "num_of_seats_won" real,
  "num_of_total_votes" real,
  "pct_of_popular_vote" text
);
SELECT MIN("election") FROM "election_results" WHERE "num_of_candidates_nominated">7 AND "pct_of_popular_vote"='2.75%' AND "num_of_seats_won"<0;