CREATE TABLE table_4139 ("Country" TEXT, "MotoGP/500cc" FLOAT, "350cc" FLOAT, "Moto2/250cc" FLOAT, "Moto3/125cc" FLOAT, "80cc/50cc" FLOAT, "Total" FLOAT)

how many minimum 350cc has
SELECT MIN("350cc") FROM table_4139
SELECT MIN("350cc") FROM "table_4139"