CREATE TABLE table_69831 ("Year" FLOAT, "Entrant" TEXT, "Chassis" TEXT, "Engine" TEXT, "Points" FLOAT)

In 1971, how many total points did the entrant stp march have?
SELECT COUNT("Points") FROM table_69831 WHERE "Entrant" = 'stp march' AND "Year" > '1971'
SELECT COUNT("Points") FROM "table_69831" WHERE "Entrant" = 'stp march' AND "Year" > '1971'