| Value | Category | Cases | |
|---|---|---|---|
| 1 | Burundi | 4 |
6.8%
|
| 2 | Congo,_Democratic_Republic_of | 52 |
88.1%
|
| 3 | Rwanda | 2 |
3.4%
|
| 4 | Zimbabwe | 1 |
1.7%
|