# Name Parties Matches
ParlGov 27 27
Manifesto Project 17 17
ERDDA (2013) 12 12
Mackie / Rose (1991) 18 18
CHES 10 10
EJPR PDY 11 11
Kitschelt (2013) 5 5
KUREP (2012) 6 6
Huber / Inglehart (1995) 4 4
Ray (1999) 13 13
PPMD (2006) 6 6
CLEA 11 11
Janda (1980) 1 1
EES 2014 7 7
PolCon 10 10
PPDB (2017) 6 6
CHISOLS 7 7
DPI 16 16
Jennings / Wlezien 8 8
Wikipedia 49 49
Global Elections DB 14 14
Laver / Hunt 11 11
euandi (GPS) 8 8
Elections Global 24 24
EP roll call votes 6 6
IPOD 13 13
MAPP 19 19
CSES-IMD 11 11
CCS 8 8
PIP 12 12
Mudde (2007) 2 2
The PopuList 4 4
V-Party 23 23
POPPA 6 6
TAP 7 7
PPMD (all) 13 13
ESS prtc* 17 17
ESS prtv* 23 23
GPS 2019 5 5