how many posiitions did saudi arabia land on
CREATE TABLE "table1_19412902_1" (
  "pos" real,
  "member_association" text,
  "points_total_500" real,
  "clubs" real,
  "group_stage" real,
  "play_off" real,
  "afc_cup" real
);
SELECT COUNT("pos") FROM "table1_19412902_1" WHERE "member_association"='Saudi Arabia';