# Name Parties Matches
ParlGov 44 44
Manifesto Project 25 25
ERDDA (2013) 13 13
CHES 16 16
EJPR PDY 33 33
Kitschelt (2013) 5 5
KUREP (2012) 5 5
Huber / Inglehart (1995) 9 9
PPMD (2006) 11 11
CLEA 34 34
World Values Survey 15 15
EES 2014 8 8
PolCon 26 26
PPDB (2017) 5 5
CHISOLS 27 27
DPI 21 21
Wikipedia 53 53
Global Elections DB 20 20
ParlSpeech 26 26
euandi (GPS) 10 10
Elections Global 35 35
MAPP 12 12
CSES-IMD 20 20
CCS 5 5
PIP 17 17
Mudde (2007) 3 3
The PopuList 9 9
V-Party 40 40
POPPA 12 12
TAP 6 6
PPMD (all) 11 11
ESS prtc* 22 22
ESS prtv* 22 22
GPS 2019 9 9