# Name Parties Matches
ParlGov 32 32
Manifesto Project 17 17
ERDDA (2013) 11 11
Mackie / Rose (1991) 25 25
CHES 11 11
EJPR PDY 10 10
Kitschelt (2013) 6 6
KUREP (2012) 7 7
Huber / Inglehart (1995) 5 5
Ray (1999) 9 9
PPMD (2006) 6 6
CLEA 18 18
Janda (1980) 3 3
EES 2014 5 5
PolCon 12 12
PPDB (2017) 5 5
CHISOLS 10 10
DPI 6 6
Jennings / Wlezien 5 5
Wikipedia 40 40
Global Elections DB 9 9
Laver / Hunt 7 7
euandi (GPS) 6 6
Elections Global 17 17
EP roll call votes 9 9
IPOD 10 10
MAPP 8 8
CSES-IMD 7 7
CCS 6 6
PIP 15 15
Mudde (2007) 1 1
The PopuList 5 5
V-Party 14 14
POPPA 10 10
TAP 3 3
PPMD (all) 11 11
ESS prtc* 18 18
ESS prtv* 14 14
GPS 2019 10 10