English Name
Time
Details from Source
perc
Manifesto Project
InM
L
ParlGov
AIE
CHES
SD
MDP
ESS prtc*
ESS prtv*
EPAC (2018)
UDS
NS
BU
PATT
PNE
UpT
ALPE
STFLST
UVP
RS
euandi (GPS)
GRI
GPS 2019
MAIE
USEI
Mackie / Rose (1991)
DeVe
Slmi
PaNaFa
PcdI
MopeIIdeSi
CoCodeCudeOpetdeCodI
MARP
MPL
LoCo
MoFrFr
PiRe
Pi
Mudde (2007)
F
PAGED
FeL
PIP
AuLiDeAoVa
Poll of Polls
P
C
CI
CP
EV
NcI
POPPA
PPMD (all)
SA
added: Feb. 8, 2014, 10:29 p.m. — updated: June 5, 2023, 12:40 p.m.