| # | Name | Parties | Matches |
|---|---|---|---|
| CLEA | 8 | 8 | |
| Janda (1980) | 4 | 4 | |
| PolCon | 5 | 5 | |
| CHISOLS | 3 | 3 | |
| Afrobarometer (2016) | 4 | 4 | |
| DPI | 6 | 6 | |
| Wikipedia | 8 | 8 | |
| African Elections DB | 8 | 8 | |
| Elections Global | 11 | 11 | |
| V-Party | 12 | 12 | |
| GPS 2019 | 7 | 7 | |
| WhoGov | 7 | 7 | |
| Leaders Global | 4 | 4 | |
| ARPD | 1 | 1 | |
| Wikipedia tags | 6 | 6 |