English Name
Time
Details from Source
perc
Manifesto Project
NPD
ParlGov
DRP
CSES-IMD
GrWi
Mackie / Rose (1991)
Ka
NiRo
NiNo
PIP
InPa
PPMD (all)
Sun
PHW 1929
LaPa
JiDoBuPa
Me
added: Feb. 8, 2014, 10:29 p.m. — updated: June 5, 2023, 12:40 p.m.