Egypt: 6 Coins 1972-1980, the stamp is from 1985.
Finland: 6 Coins 1981-1984, the stamp is post mark 1985.
Vanuatu: 6 Coins 1983, the stamp is post mark 1988.
Seychelles: 6 Coins 1982, the stamp is from 1983.
New Zealand: 6 Coins 1982-1984, the stamp is post mark 1985.