| Date | Population | Country | % Correct |
|---|---|---|---|
| 1975 | 58 m | South Africa | 98%
|
| 1947 | 200 m | Nigeria | 97%
|
| 1989 | 42 m | Algeria | 96%
|
| 1958 | 100 m | Egypt | 94%
|
| 1992 | 52 m | Kenya | 91%
|
| 1991 | 36 m | Morocco | 91%
|
| 1978 | 86 m | D.R.Congo | 90%
|
| 1965 | 110 m | Ethiopia | 89%
|
| 1996 | 42 m | Sudan | 87%
|
| 1989 | 61 m | Tanzania | 82%
|
| 2015 | 31 m | Angola | 76%
|
| 2011 | 30 m | Ghana | 75%
|
| 2011 | 31 m | Mozambique | 71%
|
| 2002 | 45 m | Uganda | 68%
|
| 2016 | 27 m | Madagascar | 66%
|
| 2019 | 25 m | Cameroon | 65%
|
| 2018 | 25 m | Ivory Coast | 63%
|