1. K'naan 4,724,647
2. Amadou & Mariam 3,588,163
3. Fela Kuti 2,297,319
4. Tinariwen 1,773,072
5. Ali Farka Touré 1,630,367
6. Angélique Kidjo 1,124,243
7. Youssou N'Dour 960,788
8. Salif Keita 917,891
9. Miriam Makeba 845,796
10. Ladysmith Black Mambazo 840,060
11. Orchestra Baobab 782,150
12. Ali Farka Touré & Toumani Diabaté 712,102
13. Abdullah Ibrahim 707,561 (46,380 as Dollar Brand)
14. Rokia Traoré 581,110
15. Baaba Maal 499,875
16. Tony Allen 461,494
17. Hugh Masekela 461,453
18. Oumou Sangare 457,267
19. Boubacar Traoré 447,079
20. Toumani Diabaté 349,800
21. Konono Nº1 215,511
22. Cheikh Lô 211,961
23. Papa Wemba 204,908
24. Bassekou Kouyate & Ngoni ba 204,094 (under own name and other artist with accent on E and capital B in Ba
25. Thomas Mapfumo 142,733
Purely done via manual searching, anyone obvious I have missed let me know, or if there is a tool that would automatically update the list. …