English Name
Time
Details from Source
PRG
Manifesto Project
ParlGov
Wikipedia
CLEA
PaRadeGa
EJPR PDY
RdG
V-Party
Wikipedia tags
ESS prtc*
ESS prtv*
Huber / Inglehart (1995)
MRG
WhoGov
EP roll call votes
ENRAD MRG PRG
ERDDA (2013)
EU-NED
IPOD
RaLePa
KUREP (2012)
Laver / Hunt
Mackie / Rose (1991)
Poll of Polls
PPMD (all)
Ray (1999)
NPPSI
RR
Schlager / Weisblatt
EJS 2010
added: April 28, 2019, 5:59 p.m. — updated: March 12, 2021, 11:16 a.m.