CREATE TABLE table_67624 ("Year" FLOAT, "Chassis" TEXT, "Engine ( s ) " TEXT, "Tyres" TEXT, "Points" FLOAT)

What are the average points with a Chassis of zakspeed 881?
SELECT AVG("Points") FROM table_67624 WHERE "Chassis" = 'zakspeed 881'
SELECT AVG("Points") FROM "table_67624" WHERE "Chassis" = 'zakspeed 881'