| Mexico | MX | 19 | |
| Uganda | UG | 17 | |
| Tanzania | TZ | 13 | |
| Senegal | SN | 12 | |
| Zimbabwe | ZW | 12 | |
| Zaire (please use Democratic Republic of the Congo), Congo (Kinshasa). This is now Democratic Republic of the Congo, Democratic Republic of the Congo | CD | 10 | |
| Burundi | BI | 9 | |
| Ivory Coast | CI | 9 | |
| Central African Republic | CF | 8 | |
| Madagascar | MG | 8 | |
| Kenya | KE | 6 | |
| Mozambique Channel Isl, Mozambique | MZ | 6 | |
| Zambia | ZM | 5 | |
| Nigeria | NG | 4 | |
| Burkina Faso | BF | 4 | |
| Honduras | HN | 4 | |
| Guinea | GN | 3 | |
| Cameroon | CM | 3 | |
| Colombia | CO | 2 | |
| Ghana | GH | 2 | |
| Nicaragua | NI | 2 | |
| Mali | ML | 2 | |
| Malawi | MW | 2 | |
| Marion-Prince Edward Isl, South Africa | ZA | 2 | |
| Aleutian Isl, Hawaiian Isl, United States | US | 1 | |
| Rwanda | RW | 1 | |
| Guatemala | GT | 1 | |
| Benin | BJ | 1 | |
| Brazil | BR | 1 | |
| Total | | 169 | |