# Name Parties Matches
Manifesto Project 23 23
PPLA (2009) 15 15
Kitschelt (2013) 5 5
Huber / Inglehart (1995) 2 2
CLEA 18 18
World Values Survey 3 3
Coppedge (1997) 26 26
PolCon 19 19
CHISOLS 9 9
DPI 15 15
Wikipedia 53 53
LAEDA 18 18
Latinobarometer 24 24
Elections Global 35 35
CSES-IMD 8 8
V-Party 44 44
PPMD (all) 15 15
GPS 2019 10 10