| Années | Pays | % Correct |
|---|---|---|
| 1967 | Indonésie | 96%
|
| 1995 | Viêt Nam | 95%
|
| 1967 | Singapour | 92%
|
| 1967 | Thailande | 92%
|
| 1997 | Laos | 91%
|
| 1999 | Cambodge | 90%
|
| 1967 | Malaisie | 90%
|
| 1967 | Philippines | 90%
|
| 1997 | Myanmar | 86%
|
| 1984 | Brunei | 79%
|
| Possibilité d'adhesion | Timororiental | 61%
|