Not 100% correct, but close and functional.
In 1967 - 1968 there were eight per wheel lip moulding, two per fender extension moulding, two per center grille moulding and five per hood lip moulding for a total of 50 screws. In 1969 - 1973 they were used on the wheel lips mouldings. The 1971 - 1973 hood lip mouldings used the same screw but it was 5/8" tall.
Sold as a box of 100.