CREATE TABLE table_204_544 (id DECIMAL, "rank" DECIMAL, "name" TEXT, "nationality" TEXT, "time" TEXT, "notes" TEXT)

how many australians were in the top 10 ?
SELECT COUNT(*) FROM table_204_544 WHERE "nationality" = 'australia' AND "rank" <= 10
SELECT COUNT(*) FROM "table_204_544" WHERE "nationality" = 'australia' AND "rank" <= 10