| 1 (374) | University of Cape Town | ZAF |  |
| 2 (620) | University of the Witwatersrand, Johannesburg | ZAF | |
| 3 (622) | Stellenbosch University | ZAF | |
| 4 (795) | University of Pretoria | ZAF | |
| 5 (798) | University of KwaZulu-Natal | ZAF | |
| 6 (1832) | University of Johannesburg | ZAF | |
| 7 (1883) | South African Medical Research Council | ZAF |  |
| 8 (1952) | Council for Scientific and Industrial Research | ZAF |  |
| 9 (2710) | North-West University, Noordwes-Universiteit | ZAF | |
| 10 (2789) | University of the Western Cape | ZAF | |
| 11 (2897) | University of the Free State | ZAF | |
| 12 (2932) | Rhodes University | ZAF | |
| 13 (3035) | Groote Schuur Hospital | ZAF | |
| 14 (3605) | South African Astronomical Observatory | ZAF | |
| 15 (3720) | Tshwane University of Technology | ZAF | |
| 16 (3829) | University of South Africa | ZAF | |
| 17 (4136) | Agricultural Research Council | ZAF | |
| 18 (4183) | Nelson Mandela Metropolitan University | ZAF | |
| 19 (4201) | Cape Peninsula University of Technology | ZAF | |
| 20 (4247) | Tygerberg Hospital | ZAF | |
| 21 (4384) | South African National Biodiversity Institute | ZAF | |
| 22 (4407) | University of Fort Hare | ZAF | |
| 23 (4668) | University of Limpopo | ZAF | |
| 24 (4951) | Vaal University of Technology | ZAF | |
|
