CREATE TABLE table_52021 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

What was the attendance when South Melbourne played as the home team?
SELECT MIN("Crowd") FROM table_52021 WHERE "Home team" = 'south melbourne'
SELECT MIN("Crowd") FROM "table_52021" WHERE "Home team" = 'south melbourne'