| # | Name | Parties | Matches |
|---|---|---|---|
| Manifesto Project | 5 | 5 | |
| Mackie / Rose (1991) | 28 | 28 | |
| EJPR PDY | 4 | 4 | |
| Kitschelt (2013) | 2 | 2 | |
| Huber / Inglehart (1995) | 2 | 2 | |
| PPMD (2006) | 2 | 2 | |
| CLEA | 61 | 61 | |
| World Values Survey | 3 | 3 | |
| Janda (1980) | 2 | 2 | |
| Thomas (1975) | 2 | 2 | |
| PolCon | 10 | 10 | |
| CHISOLS | 2 | 2 | |
| DPI | 2 | 2 | |
| Jennings / Wlezien | 2 | 2 | |
| Wikipedia | 37 | 37 | |
| Global Elections DB | 2 | 2 | |
| Laver / Hunt | 2 | 2 | |
| Elections Global | 5 | 5 | |
| CSES-IMD | 6 | 6 | |
| PIP | 2 | 2 | |
| V-Party | 4 | 4 | |
| GPD | 2 | 2 | |
| PPMD (all) | 2 | 2 | |
| GPS 2019 | 2 | 2 | |
| Voteview | 39 | 39 | |
| WhoGov | 3 | 3 | |
| Leaders Global | 2 | 2 | |
| Wikipedia tags | 22 | 22 |