# Name Parties Matches
ParlGov 21 21
Manifesto Project 16 16
ERDDA (2013) 10 10
CHES 14 14
EJPR PDY 16 16
Kitschelt (2013) 5 5
KUREP (2012) 6 6
Huber / Inglehart (1995) 6 6
PPMD (2006) 8 8
CLEA 23 23
World Values Survey 6 6
Janda (1980) 1 1
EES 2014 3 3
PolCon 12 12
PPDB (2017) 4 4
CHISOLS 15 15
DPI 18 18
Jennings / Wlezien 5 5
Wikipedia 42 42
Global Elections DB 4 4
euandi (GPS) 6 6
Elections Global 40 40
MAPP 11 11
CSES-IMD 10 10
CCS 8 8
PIP 12 12
Mudde (2007) 1 1
The PopuList 8 8
V-Party 31 31
POPPA 7 7
TAP 4 4
PPMD (all) 15 15
ESS prtc* 25 25
ESS prtv* 27 27
GPS 2019 8 8