มีกี่คนที่เล่นได้ 80 แต้ม?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
How many played where the points were 80?It is not neccessary to use all the tables.
 table_12807904_5:  (played [ VARCHAR ] points [ VARCHAR) ]
SELECT played FROM table_12807904_5 WHERE points = "80"