# Name Parties Matches
Manifesto Project 15 15
Kitschelt (2013) 6 6
KUREP (2012) 7 7
EPAC (2018) 6 6
PPMD (2006) 8 8
CLEA 22 22
World Values Survey 4 4
PolCon 14 14
CHISOLS 3 3
DPI 16 16
Wikipedia 21 21
Global Elections DB 9 9
Elections Global 19 19
V-Party 20 20
PPMD (all) 18 18
GPS 2019 5 5