CREATE TABLE table_67847 ("Year" FLOAT, "Chassis" TEXT, "Engine" TEXT, "Tyres" TEXT, "Points" FLOAT)

What year is listed that has points greater than 0 with a chassis labeled AGS JH22?
SELECT "Year" FROM table_67847 WHERE "Points" > '0' AND "Chassis" = 'ags jh22'
SELECT "Year" FROM "table_67847" WHERE "Chassis" = 'ags jh22' AND "Points" > '0'