English Name
Time
Details from Source
BBB
Manifesto Project
ParlGov
Wikipedia
missing
CLEA
BuBiBl
V-Party
Huber / Inglehart (1995)
PolCon
BuBuBl
PPMD (2006)
World Values Survey
Elections Global
ERDDA (2013)
PAGED
PIP
PPMD (all)
added: March 7, 2020, 1:28 p.m. — updated: March 12, 2021, 11:16 a.m.