English Name
Time
Details from Source
SDPS
Manifesto Project
Wikipedia
S
CHES
SC SDPS
CLEA
SaSopa
Wikipedia tags
ESS prtc*
ESS prtv*
EPAC (2018)
EU-NED
GPS 2019
SPDS
PIP
SoDePaHa
Poll of Polls
added: Feb. 8, 2019, 6 p.m. — updated: March 12, 2021, 11:16 a.m.