# Name Parties Matches
ParlGov 41 41
Manifesto Project 26 26
ERDDA (2013) 22 22
CHES 23 23
EJPR PDY 29 29
Kitschelt (2013) 7 7
KUREP (2012) 10 10
Huber / Inglehart (1995) 7 7
EPAC (2018) 10 10
PPMD (2006) 8 8
CLEA 23 23
World Values Survey 4 4
EES 2014 8 8
PolCon 13 13
CHISOLS 7 7
DPI 21 21
Wikipedia 48 48
Global Elections DB 21 21
euandi (GPS) 7 7
Elections Global 26 26
MAPP 15 15
CSES-IMD 6 6
PIP 19 19
The PopuList 11 11
V-Party 27 27
POPPA 8 8
TAP 6 6
GPD 3 3
PPMD (all) 15 15
ESS prtc* 30 30
ESS prtv* 36 36
GPS 2019 10 10
Leaders Global 13 13
PPEPE (2021) 4 4