| # | Name | Parties | Matches |
|---|---|---|---|
| Wikipedia | 42 | 42 | |
| CLEA | 17 | 17 | |
| V-Party | 42 | 42 | |
| CHISOLS | 10 | 10 | |
| DPI | 21 | 21 | |
| Kitschelt (2013) | 5 | 5 | |
| PolCon | 21 | 21 | |
| World Values Survey | 8 | 8 | |
| Coppedge (1997) | 21 | 21 | |
| CSES-IMD | 29 | 29 | |
| Elections Global | 33 | 33 | |
| Janda (1980) | 5 | 5 | |
| LAEDA | 15 | 15 | |
| Latinobarometer | 32 | 32 | |
| PPLA (2009) | 11 | 11 |