Name the most crowd for saturday 16 february
CREATE TABLE "1st_round" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "ground" text,
  "crowd" real,
  "date" text
);
SELECT MAX("crowd") FROM "1st_round" WHERE "date"='Saturday 16 February';