CREATE TABLE table_204_807 (id DECIMAL, "date" TEXT, "winner" TEXT, "runner-up" TEXT, "result" TEXT, "site" TEXT, "attendance" DECIMAL)

who had the least amount of attendees ?
SELECT "site" FROM table_204_807 ORDER BY "attendance" LIMIT 1
SELECT "site" FROM "table_204_807" ORDER BY "attendance" NULLS FIRST LIMIT 1