CREATE TABLE table_204_420 (id DECIMAL, "month" TEXT, "song" TEXT, "artist" TEXT, "aggregate points" DECIMAL, "total downloads" DECIMAL, "year-end chart" DECIMAL)

was there more downloads in may or october ?
SELECT "month" FROM table_204_420 WHERE "month" IN (5, 10) ORDER BY "total downloads" DESC LIMIT 1
SELECT "month" FROM "table_204_420" WHERE "month" IN (5, 10) ORDER BY "total downloads" DESC NULLS LAST LIMIT 1