English Name
Time
Details from Source
HNS LD
Manifesto Project
HNS
ParlGov
HNSLD
Wikipedia
HNSLDHNS
CHES
CLEA
EJPR PDY
V-Party
Wikipedia tags
DPI
ESS prtc*
ESS prtv*
Kitschelt (2013)
PolCon
CrPe
PPMD (2006)
LIBRA
WhoGov
World Values Survey
CSES-IMD
Elections Global
EPAC (2018)
EU-NED
Global Elections DB
CrPePa
PAGED
Parties-PostYug
PIP
Poll of Polls
POPPA
PPMD (all)
Schlager / Weisblatt
EJS 2010
added: April 28, 2019, 5:59 p.m. — updated: March 12, 2021, 11:16 a.m.