Brazil |
|
1
2
3 |
Central African Republic |
|
1 |
| Chad |
|
1
2 |
| Comoros |
|
1
2
3
4 |
| French Southern and Antarctic Lands |
|
1 |
| Guinea-Bissau |
|
1
2
3
4 |
| Guinea-Bissau (failures) |
|
1 |
| Kenya |
|
1
2 |
| Malawi |
|
1 |
| Mozambique |
|
1
2
3
4
5
6
7 |
| Niger |
|
1
2
3 |
| Republic of Congo |
|
1 |
| Sao Tome and Principe |
|
1 |
| Slovenia |
|
1 |
| South-West Africa |
|
1 |
| Switzerland |
|
1 |
| Tajikistan |
|
1
2 |
| Togo |
|
1
2 |
| United States of America |
|
1 |
| United States of America (failures) |
|
1
2
3
4
5
6
7 |
| Zambia |
|
1 |
|