English Name
Time
Details from Source
NVA
Manifesto Project
ParlGov
Wikipedia
CHES
VU NVA
CLEA
NiAl
EJPR PDY
V-Party
Wikipedia tags
DPI
ESS prtc*
ESS prtv*
Kitschelt (2013)
PolCon
NeFlAl
WhoGov
CCS
CSES-IMD
Elections Global
EPAC (2018)
euandi (GPS)
EU-NED
GPS 2019
IPOD
Jennings / Wlezien
KUREP (2012)
MAPP
NPED
NFA
PAGED
PIP
VU
Poll of Polls
POPPA
PPDB (2017)
PPMD (all)
Ray (1999)
EES 2014
NVNiAl
EJS 2010
added: March 16, 2015, 4:10 p.m. — updated: March 12, 2021, 11:15 a.m.