| Official language | % Correct |
|---|---|
| Kenya | 98%
|
| Tanzania | 98%
|
| Uganda | 97%
|
| DR Congo | 95%
|
| Rwanda | 94%
|
| Mozambique | 89%
|
| Burundi | 86%
|
| Somalia | 80%
|
| Zambia | 79%
|
| Malawi | 77%
|
| Madagascar | 60%
|
| Comoros | 55%
|