| 1 (382) | University of Pretoria | ZAF |  |
| 2 (396) | University of South Africa | ZAF | |
| 3 (760) | University of Cape Town | ZAF | |
| 3 (760) | University of the Western Cape | ZAF | |
| 5 (841) | Stellenbosch University | ZAF | |
| 6 (945) | University of the Witwatersrand, Johannesburg | ZAF | |
| 7 (1462) | Council for Scientific and Industrial Research | ZAF |  |
| 7 (1462) | North-West University, Noordwes-Universiteit | ZAF | |
| 7 (1462) | Rhodes University | ZAF | |
| 7 (1462) | South African National Biodiversity Institute | ZAF | |
| 7 (1462) | University of KwaZulu-Natal | ZAF | |
| 12 (2005) | Cape Peninsula University of Technology | ZAF | |
| 12 (2005) | Nelson Mandela Metropolitan University | ZAF | |
| 12 (2005) | Tshwane University of Technology | ZAF | |
| 12 (2005) | University of Johannesburg | ZAF | |
| 12 (2005) | University of the Free State | ZAF | |
| 17 (2984) | Agricultural Research Council | ZAF | |
| 17 (2984) | Groote Schuur Hospital | ZAF |  |
| 17 (2984) | South African Astronomical Observatory | ZAF | |
| 17 (2984) | South African Medical Research Council | ZAF | |
| 17 (2984) | Tygerberg Hospital | ZAF | |
| 17 (2984) | University of Fort Hare | ZAF | |
| 17 (2984) | University of Limpopo | ZAF | |
| 17 (2984) | Vaal University of Technology | ZAF | |
|
