English Name
Time
Details from Source
FDP
ParlGov
FDPPRD
Wikipedia
FDLi
CHES
FDPPLR
EJPR PDY
Wikipedia tags
ESS prtc*
ESS prtv*
WhoGov
CSES-IMD
FDP PLR
EU-NED
Jennings / Wlezien
Poll of Polls
EJS 2000
added: July 16, 2020, 7:39 p.m. — updated: March 12, 2021, 11:16 a.m.