CREATE TABLE "round_14" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);

Question: I want to know the crowd with a home team of carlton
SQL: SELECT SUM("crowd") FROM "round_14" WHERE "home_team"='carlton';