CREATE TABLE table_57184 ("Year" FLOAT, "Entrant" CLOB, "Chassis" CLOB, "Engine" CLOB, "Points" CLOB)

What is the earliest year a chassis of ferrari 312t and results of 31 points occurred?
SELECT MIN("Year") FROM table_57184 WHERE "Chassis" = 'ferrari 312t' AND "Points" = '31'
SELECT MIN("Year") FROM "table_57184" WHERE "Chassis" = 'ferrari 312t' AND "Points" = '31'