CREATE TABLE "table1_19412902_2" (
  "pos" real,
  "member_association" text,
  "points_total_500" real,
  "clubs" text,
  "group_stage" real,
  "play_off" real,
  "afc_cup" real
);

Question: How many clubs are there in the Korea Republic?
SQL: SELECT "clubs" FROM "table1_19412902_2" WHERE "member_association"='Korea Republic';

Question: At what position is the association with 279 points?
SQL: SELECT MIN("pos") FROM "table1_19412902_2" WHERE "points_total_500"=279;

Question: What is the lowest position?
SQL: SELECT MAX("pos") FROM "table1_19412902_2";