# Name Parties Matches
ParlGov 45 45
Manifesto Project 27 27
ERDDA (2013) 14 14
CHES 19 19
EJPR PDY 23 23
Kitschelt (2013) 7 7
KUREP (2012) 8 8
Huber / Inglehart (1995) 9 9
EPAC (2018) 10 10
PPMD (2006) 13 13
CLEA 29 29
World Values Survey 11 11
Janda (1980) 2 2
EES 2014 6 6
PolCon 20 20
CHISOLS 9 9
DPI 15 15
Jennings / Wlezien 5 5
Wikipedia 58 58
Global Elections DB 17 17
euandi (GPS) 8 8
Elections Global 45 45
CSES-IMD 15 15
PIP 19 19
Mudde (2007) 5 5
The PopuList 9 9
V-Party 50 50
POPPA 10 10
TAP 9 9
GPD 3 3
PPMD (all) 13 13
ESS prtc* 29 29
ESS prtv* 35 35
GPS 2019 5 5
Leaders Global 13 13
PPEPE (2021) 11 11