English Name
Time
Details from Source
ELAM
ParlGov
Wikipedia
CHES
CLEA
NaPeFr
EJPR PDY
ESS prtc*
ESS prtv*
World Values Survey
UBP
euandi (GPS)
EU-NED
GPS 2019
Poll of Polls
POPPA
TAP
The PopuList
NPPSI
NPF
added: Aug. 2, 2018, 3:22 p.m. — updated: June 5, 2023, 12:39 p.m.