# Years Size # Links
AP 1925–1925 3.1% 0
A since 2018 2.0% 1
AD 1979–1980 46.0% 8
APU 1979–1985 19.3% 6
ASDI 1980–1980 1.6% 4
BE since 1999 10.1% 31
CM 1914–1925 23.9% 3
CDSPP since 1975 16.8% 42
CH since 2019 1.3% 4
CDU since 1987 12.4% 29
PCTPMRPP since 1994 1.2% 8
FRS 1980–1980 27.3% 7
FSP 1975–1976 1.2% 3
IL since 2017 1.4% 2
ID since 1987 0.8% 5
L since 2014 2.4% 6
MES 1975–1975 1.1% 3
MDP 1975–1989 4.5% 11
MEP 2008–2012 1.6% 2
MPT PT since 1993 0.4% 6
NC since 2015 1.1% 2
PCP since 1975 15.1% 27
PC 1878–1881 10.2% 1
PDC 1974–2003 1.2% 6
PND 2003–2015 4.5% 4
PSN 1990–2006 1.7% 8
PUR 1912–1919 10.4% 3
PD 1912–1926 65.0% 4
PDR since 2014 1.2% 3
PCC 1915–1925 2.5% 1
PEV since 1982 1.2% 16
PH since 1999 0.3% 4
PNR 1918–1923 69.7% 5
POUSPST since 1980 1.4% 7
PAN since 2009 1.1% 13
PPDPSD since 1975 51.6% 37
PPM 1979–1989 2.2% 11
PP 1876–1910 77.2% 4
PR 1851–1910 100.0% 4
PRL 1901–1910 43.9% 4
PRD 1985–2000 18.4% 20
PRRN 1920–1923 10.4% 3
PRED 1925–1927 4.3% 2
PRE 1912–1919 16.0% 5
PLR 1919–1923 48.5% 4
PRN 1923–1926 22.1% 4
PRP 1878–1912 9.0% 4
PS since 1975 46.4% 38
PSR 1980–1991 1.1% 8
PF 2014–2015 38.6% 8
UEDS 1980–1980 1.6% 4
UDP 1975–1989 2.2% 12
UN 1930–1974 100.0% 6
ally 1
tech 3
perc 15
unknown 1
indep 1
etc 5

Datasets

  • Manifesto Project
  • ·
  • ParlGov
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  • Wikipedia
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  • CHES
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  • CLEA
  • ·
  • EJPR PDY
  • ·
  • V-Party
  • ·
  • CHISOLS
  • ·
  • DPI
  • ·
  • ESS prtc*
  • ·
  • ESS prtv*
  • ·
  • Huber / Inglehart (1995)
  • ·
  • Kitschelt (2013)
  • ·
  • PolCon
  • ·
  • PPMD (2006)
  • ·
  • CCDD 2018
  • ·
  • CCS
  • ·
  • CSES-IMD
  • ·
  • Elections Global
  • ·
  • EP roll call votes
  • ·
  • ERDDA (2013)
  • ·
  • euandi (GPS)
  • ·
  • Global Elections DB
  • ·
  • GPS 2019
  • ·
  • IPOD
  • ·
  • Janda (1980)
  • ·
  • Jennings / Wlezien
  • ·
  • KUREP (2012)
  • ·
  • Laver / Hunt
  • ·
  • Leaders Global
  • ·
  • Mackie / Rose (1991)
  • ·
  • MAPP
  • ·
  • Mudde (2007)
  • ·
  • PIP
  • ·
  • POPPA
  • ·
  • PPDB (2017)
  • ·
  • PPMD (all)
  • ·
  • Ray (1999)
  • ·
  • TAP
  • ·
  • The PopuList
  • ·
  • EES 2014
  • ·
  • PPEPE (2021)