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| Congress # | Year | Location |
| 11 | 2004 | Djerba, Tunisia |
| 10 | 2000 | Kampala, Uganda |
| 9 | 1996 | Accra, Ghana |
| 8 | 1992 | Bujumbura, Burundi |
| 7 | 1988 | Nairobi, Kenya |
| 6 | 1985 | Francistown, Botswana |
| 5 | 1980 | Lilongwe, Malawi |
| 4 | 1976 | Mahe, Seychelles |
| 3 | 1969 | Pretoriuskop, Kruger National Park, South Africa |
| 2 | 1964 | Pietermaritzburg, South Africa |
| 1 | 1959 | Livingstone, Zambia |