What is the average Year that has the Group, Logie Award, the Award, Most Outstanding Actor, and the Result, nominated?
CREATE TABLE "awards_and_nominations" (
  "year" real,
  "group" text,
  "award" text,
  "film_show" text,
  "result" text
);
SELECT AVG("year") FROM "awards_and_nominations" WHERE "group"='logie award' AND "award"='most outstanding actor' AND "result"='nominated';