ImageSize = width:300 height:850
PlotArea  = left:45 right:0 bottom:150 top:20
Legend    = columns:1 left:40 top:100
AlignBars = early

DateFormat = yyyy
Period     = from:1935 till:2015
TimeAxis   = orientation:vertical
ScaleMajor = unit:year increment:5 start:1935

Colors=

  id:FF     value:green          legend:Fianna_Fáil
  id:Labour value:red            legend:Labour
  id:np     value:gray(0.8)      legend:Enwebwyd_gan_yr_holl_bleidiau

PlotData=
  bar:Leaders width:25 mark:(line,white) align:left fontsize:S shift:(25,-5) anchor:middle

  from:1938  till:1945 color:np   text:"1938-1945_[[Douglas Hyde]]"
  from:1945  till:1959 color:FF   text:"1945-1959_[[Seán T. O'Kelly]]"
  from:1959  till:1973 color:FF   text:"1959-1973_[[Eamon de Valera]]"
  from:1973  till:1974 color:FF   text:"1973-1974_[[Erskine Hamilton Childers]]"
  from:1974  till:1976 color:FF   text:"1974-1976_[[Cearbhall Ó Dálaigh]]"
  from:1976  till:1990 color:FF   text:"1976-1990_[[Patrick Hillery]]"
  from:1990  till:1997 color:Labour text:"1990-1997_[[Mary Robinson]]"
  from:1997  till:2011 color:FF   text:"1997-heddiw_[[Mary McAleese]]"