CREATE TABLE table_204_183 (id NUMBER, "rank" NUMBER, "nation" CLOB, "gold" NUMBER, "silver" NUMBER, "bronze" NUMBER, "total" NUMBER)

who is the top ranked nation ?
SELECT "nation" FROM table_204_183 ORDER BY "rank" LIMIT 1
SELECT "nation" FROM "table_204_183" ORDER BY "rank" FETCH FIRST 1 ROWS ONLY