English Name
Time
Details from Source
IU
Manifesto Project
ParlGov
PCEIU
Wikipedia
IzUn
CHES
CLEA
Papo
EJPR PDY
V-Party
Wikipedia tags
DPI
ESS prtc*
ESS prtv*
Huber / Inglehart (1995)
Kitschelt (2013)
PolCon
UnLe
PPMD (2006)
World Values Survey
IUPCE
CSES-IMD
Elections Global
EP roll call votes
IU IUIPC
ERDDA (2013)
EU-NED
IPOD
CoPaofSp
Jennings / Wlezien
KUREP (2012)
Latinobarometer
IUICV
Laver / Hunt
Mackie / Rose (1991)
PCEPSUC
MAPP
PCE
PAGED
ParlSpeech
GIU
GIP
PIP
POPPA
PPDB (2017)
PPMD (all)
Ray (1999)
TAESD
TAP
The PopuList
Schlager / Weisblatt
EJS 2000
EJS 2010
added: Feb. 8, 2019, 6 p.m. — updated: March 12, 2021, 11:16 a.m.