CREATE TABLE table_204_81 (id NUMBER, "rank" NUMBER, "bib" NUMBER, "name" CLOB, "country" CLOB, "time" CLOB, "deficit" CLOB)

what country had the most top 10 finishers in the men 's 15 kilometre classical ?
SELECT "country" FROM table_204_81 WHERE id <= 10 GROUP BY "country" ORDER BY COUNT(*) DESC LIMIT 1
SELECT "country" FROM "table_204_81" WHERE "id" <= 10 GROUP BY "country" ORDER BY COUNT(*) DESC FETCH FIRST 1 ROWS ONLY