จำนวนผู้เล่นทั้งหมดมีทั้งหมด 78 คน?ไม่จำเป็นที่จะต้องใช้โต๊ะทั้งหมด
How many players had overall 78?It is not neccessary to use all the tables.
 table_17212:  "Round" [ real]  "Overall" [ text]  "Player" [ text]  "Position" [ text]  "Nationality" [ text] 
SELECT COUNT("Player") FROM table_17212 WHERE "Overall" = '78'