What year was the Spanish Grand Prix where Emerson Fittipaldi drove?
CREATE TABLE "non_championship_results" (
  "year" real,
  "event" text,
  "venue" text,
  "driver" text,
  "result" text
);
SELECT "year" FROM "non_championship_results" WHERE "event"='spanish grand prix' AND "driver"='emerson fittipaldi';