How many Drawn have a Position of 7, and Points larger than 18?
CREATE TABLE "laf_s_campeonato_paulista" (
  "position" real,
  "team" text,
  "points" real,
  "played" real,
  "drawn" real,
  "lost" real,
  "against" real,
  "difference" text
);
SELECT COUNT("drawn") FROM "laf_s_campeonato_paulista" WHERE "position"=7 AND "points">18;