CREATE TABLE table_204_658 (id DECIMAL, "week" DECIMAL, "date" TEXT, "kickoff" TEXT, "opponent" TEXT, "results\ final score" TEXT, "results\ team record" TEXT, "game site" TEXT, "attendance" DECIMAL)

what is the last date listed ?
SELECT "date" FROM table_204_658 ORDER BY id DESC LIMIT 1
SELECT "date" FROM "table_204_658" ORDER BY "id" DESC NULLS LAST LIMIT 1