Skip to content
| YEAR | COUNTRY | CATEGORY |
|---|
| 1778 | US | Member |
| 1788 | Canada | Member |
| 1898 | Zimbabwe | Member |
| 1904 | India (Bihar) | Member |
| 1906 | Zambia | Member |
| 1953 | Japan | Member |
| 1954 | Cuba | Member |
| 1965 | Nicaragua | Member |
| 1980 | UK | Associate |
| 1982 | India (Odisha) | Member |
| 1982 | Venezuela | Member |
| 1984 | Colombia | Associate |
| 1987 | Malawi | Associate |
| 1987 | South Africa | Member |
| 1990 | Spain | Member |
| 1990 | Honduras | Prospective |
| 1992 | Nepal | Member |
| 1994 | Mexico | Associate |
| 1996 | Dominican Republic | Associate |
| 1997 | Mozambique | Member |
| 1998 | Botswana | Associate |
| 1998 | India (Goa) | Associate |
| 2003 | Thailand | Prospective |
| 2010 | Costa Rica | Prospective |
| 2012 | Guatemala | Associate |
| 2013 | Kenya | Associate |
| 2016 | Uganda | Associate |
| 2016 | Rwanda | Prospective |
| 2018 | Liberia | Prospective |
| 2018 | Togo | Prospective |
| 2018 | Haiti | Associate |
| 2018 | Eswatini | Prospective |
| 2022 | Italy | Prospective |
