| # | Name | Parties | Matches |
|---|---|---|---|
| Elections Global | 32 | 32 | |
| DPI | 21 | 21 | |
| Laver / Hunt | 7 | 7 | |
| Global Elections DB | 25 | 25 | |
| WhoGov | 34 | 34 | |
| Wikipedia | 89 | 89 | |
| Leaders Global | 4 | 4 | |
| CSES-IMD | 29 | 29 | |
| ESS prtv* | 42 | 42 | |
| Manifesto Project | 60 | 60 | |
| PPMD (all) | 14 | 14 | |
| GPS 2019 | 10 | 10 | |
| ESS prtc* | 38 | 38 | |
| Kitschelt (2013) | 9 | 9 | |
| Mackie / Rose (1991) | 51 | 51 | |
| EJPR PDY | 35 | 35 | |
| V-Party | 32 | 32 | |
| PPDB (2017) | 10 | 10 | |
| CLEA | 52 | 52 | |
| PolCon | 23 | 23 | |
| PPMD (2006) | 12 | 12 | |
| World Values Survey | 5 | 5 | |
| ParlGov | 89 | 89 | |
| Morgan (1976) | 22 | 22 | |
| MAPP | 12 | 12 | |
| Wikipedia tags | 56 | 56 | |
| CHISOLS | 47 | 47 |