| 1 (581) | University of Cape Town | ZAF |  |
| 2 (940) | Stellenbosch University | ZAF | |
| 3 (1009) | University of Pretoria | ZAF | |
| 4 (1038) | University of the Witwatersrand, Johannesburg | ZAF | |
| 5 (1561) | University of KwaZulu-Natal | ZAF | |
| 6 (1957) | Council for Scientific and Industrial Research | ZAF |  |
| 7 (2277) | University of Johannesburg | ZAF | |
| 8 (2374) | South African Medical Research Council | ZAF |  |
| 9 (2910) | Tshwane University of Technology | ZAF | |
| 10 (3036) | University of the Western Cape | ZAF | |
| 11 (3061) | North-West University, Noordwes-Universiteit | ZAF | |
| 12 (3106) | University of the Free State | ZAF | |
| 13 (3497) | Cape Peninsula University of Technology | ZAF | |
| 14 (3563) | Rhodes University | ZAF | |
| 15 (3646) | Groote Schuur Hospital | ZAF | |
| 16 (3717) | University of Fort Hare | ZAF | |
| 17 (4019) | South African Astronomical Observatory | ZAF | |
| 18 (4101) | University of South Africa | ZAF | |
| 19 (4355) | Agricultural Research Council | ZAF | |
| 20 (4387) | Nelson Mandela Metropolitan University | ZAF | |
| 21 (4428) | Tygerberg Hospital | ZAF | |
| 22 (4520) | South African National Biodiversity Institute | ZAF | |
| 23 (4746) | University of Limpopo | ZAF | |
| 24 (4975) | Vaal University of Technology | ZAF | |
|
