CREATE TABLE table_204_117 (id DECIMAL, "season" DECIMAL, "level" TEXT, "division" TEXT, "section" TEXT, "position" TEXT, "movements" TEXT)

what year is at least on the list ?
SELECT "season" FROM table_204_117 ORDER BY id DESC LIMIT 1
SELECT "season" FROM "table_204_117" ORDER BY "id" DESC NULLS LAST LIMIT 1