What is the average of points for 8th place with draw more than 8?
CREATE TABLE "melodifestivalen_1997" (
  "draw" real,
  "artist" text,
  "song" text,
  "points" real,
  "place" text
);
SELECT AVG("points") FROM "melodifestivalen_1997" WHERE "place"='8th' AND "draw">8;