CREATE TABLE table_33227 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the smallest crowd that Melbourne played for at home?
SELECT MIN("Crowd") FROM table_33227 WHERE "Home team" = 'melbourne'
SELECT MIN("Crowd") FROM "table_33227" WHERE "Home team" = 'melbourne'