What is the average 1st place with a Rank that is larger than 10?
CREATE TABLE "total_team_ranking_open_section" (
  "rank" real,
  "country" text,
  "1st_place" real,
  "2nd_place" real,
  "3rd_place" real,
  "total" real
);
SELECT AVG("1st_place") FROM "total_team_ranking_open_section" WHERE "rank">10;