| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| ARGENTINA | Approval | 03/09/1982 | |
| AUSTRALIA | Approval | 23/02/1982 | |
| BELGIUM | Approval | 13/07/1982 | |
| CHILE | Approval | 17/10/1984 | |
| FRANCE | Approval | 03/06/1985 | |
| GERMAN DEMOCRATIC REPUBLIC | Approval | 23/08/1988 | |
| GERMANY FEDERAL REPUBLIC | Approval | 01/08/1983 | |
| JAPAN | Approval | 12/04/1984 | |
| NEW ZEALAND | Approval | 28/05/1982 | |
| NORWAY | Approval | 25/05/1982 | |
| POLAND | Approval | 08/09/1989 | |
| SOUTH AFRICA | Approval | 01/03/1984 | |
| SOVIET UNION | Application | 15/07/1983 | |
| UNITED KINGDOM | Approval | 16/04/1987 | |
| UNITED STATES OF AMERICA | Approval | 24/02/1983 |