CREATE TABLE table_204_459 (id DECIMAL, "date" TEXT, "time" TEXT, "opponent" TEXT, "site" TEXT, "tv" TEXT, "result" TEXT, "attendance" DECIMAL, "record" TEXT)

which game had a higher attendance : 11/09/2013 or 12/20/2013 ?
SELECT "date" FROM table_204_459 WHERE "date" IN ('11/09/2013', '12/20/2013') ORDER BY "attendance" DESC LIMIT 1
SELECT "date" FROM "table_204_459" WHERE "date" IN ('11/09/2013', '12/20/2013') ORDER BY "attendance" DESC NULLS LAST LIMIT 1