CREATE TABLE table_204_422 (id DECIMAL, "rank" DECIMAL, "lane" DECIMAL, "name" TEXT, "nationality" TEXT, "time" TEXT, "notes" TEXT)

other than canada , name a country that had two athletes representing them .
SELECT "nationality" FROM table_204_422 WHERE "nationality" <> 'canada' GROUP BY "nationality" HAVING COUNT(*) = 2
SELECT "nationality" FROM "table_204_422" WHERE "nationality" <> 'canada' GROUP BY "nationality" HAVING COUNT(*) = 2