English Name
Time
Details from Source
ANEL
Manifesto Project
ParlGov
Wikipedia
CHES
EJPR PDY
V-Party
Wikipedia tags
DPI
WhoGov
CCS
CSES-IMD
Elections Global
euandi (GPS)
EU-NED
AE
GPS 2019
Jennings / Wlezien
PIP
Poll of Polls
POPPA
The PopuList
EES 2014
missing
PPEPE (2021)
NPPSI
IG
PAGED
added: June 13, 2017, 11:44 a.m. — updated: March 16, 2021, 12:29 a.m.