CREATE TABLE table_30822 ("Rank" FLOAT, "Rider" CLOB, "Country" CLOB, "Winning span" CLOB, "MotoGP/500cc" FLOAT, "350cc" FLOAT, "Moto2/250cc" FLOAT, "Moto3/125cc" FLOAT, "80cc/50cc" FLOAT, "Total" FLOAT)

What is the minimum MotoGP/500cc ranking?
SELECT MIN("MotoGP/500cc") FROM table_30822
SELECT MIN("MotoGP/500cc") FROM "table_30822"