| # | Name | Parties | Matches |
|---|---|---|---|
| CLEA | 6 | 6 | |
| Janda (1980) | 4 | 4 | |
| PolCon | 3 | 3 | |
| CHISOLS | 3 | 3 | |
| Afrobarometer (2016) | 3 | 3 | |
| DPI | 7 | 7 | |
| Wikipedia | 20 | 20 | |
| African Elections DB | 9 | 9 | |
| Elections Global | 11 | 11 | |
| V-Party | 17 | 17 | |
| GPS 2019 | 4 | 4 | |
| WhoGov | 11 | 11 | |
| Leaders Global | 8 | 8 | |
| ARPD | 2 | 2 | |
| Wikipedia tags | 7 | 7 |