Prif Weinidog yr Iseldiroedd

## Rhestr 
Dyma linell amser o brif weinidogion yr Iseldiroedd ers 1848. Mae'r lliwiau'n cynrychioli'r gwahanol pleidiau.

# All measures all in pixels

ImageSize  = width:800 height:1600
PlotArea   = left:50 right:0 bottom:10 top:10
AlignBars  = early

DateFormat = yyyy
Period     = from:1847 till:2019
TimeAxis   = orientation:vertical
ScaleMajor = unit:year increment:5 start:1850

Colors =
  id:grey  value:gray(0.7)

# there is no automatic collision detection,
# so shift texts up or down manually to avoid overlap

Define $dx = 25 # shift text to right side of bar

PlotData=
  bar:Leaders color:red width:25 mark:(line,grey) align:left fontsize:S shift:($dx,0)

   from:1847 till:1848  color:purple  text:Gerrit Schimmelpenninck 
   from:1848 till:1849  color:blue  text:Jacob De Kempenaer 
   from:1849 till:1853  color:blue text:Johan Thorbecke 
   from:1853 till:1856  color:purple   text:Floris Adriaan Van Hall
   from:1856 till:1858  color:orange  text:Justinus Van der Brugghen 
   from:1858 till:1860  color:purple  text:Jan Jacob Rochussen
   from:1860 till:1861  color:purple   text:Floris Adriaan Van Hall 
   from:1861 till:1861  text: Jacob van Zuylen van Nijevelt
   from:1861 till:1862  color:purple  text:Schelto baron van Heemstra 
   from:1862 till:1866  color:blue text:Johan Thorbecke 
   from:1866 till:1866                text:Isaäc Dignus Fransen van de Putte 
   from:1866 till:1868  color:blue  text:Julius van Zuylen van Nijevelt
   from:1868 till:1871  color:blue  text:Pieter Philip van Bosse
   from:1871 till:1872  color:blue text:Johan Thorbecke
   from:1872 till:1874  color:blue  text:Gerrit de Vries Azn.
   from:1874 till:1877  color:purple    text:Jan Heemskerk Azn
   from:1877 till:1879  color:blue  text:Johannes Kappeyne van de Coppello 
   from:1879 till:1883  color:purple  text:Theo van Lynden van Sandenburg 
   from:1883 till:1888  color:purple    text:Jan Heemskerk Azn
   from:1888 till:1891  color:yellow  text:Aeneas Mackay jr. 
   from:1891 till:1894  color:blue  text:Gijsbert van Tienhoven 
   from:1894 till:1897  color:purple  text:Joan Röell 
   from:1897 till:1901  color:blue  text:Nicolaas Pierson 
   from:1901 till:1905  color:orange  text:Abraham Kuyper 
   from:1905 till:1908  color:blue  text:Theo de Meester 
   from:1908 till:1913  color:orange  text:Theo Heemskerk 
   from:1913 till:1918  color:blue  text:Pieter Cort van der Linden 
   from:1918 till:1925  color:yellow   text:Charles Ruys de Beerenbrouck
   from:1925 till:1926  color:orange   text:Hendrik Colijn    
   from:1926 till:1929  color:pink    text:Dirk Jan de Geer
   from:1929 till:1933  color:yellow   text:Charles Ruys de Beerenbrouck 
   from:1933 till:1939  color:orange   text:Hendrik Colijn 
   from:1939 till:1940  color:pink   text:Dirk Jan de Geer 
   from:1940 till:1945  color:orange  text:Pieter Gerbrandy 
   from:1945 till:1946  color:red  text:Willem Schermerhorn 
   from:1946 till:1948  color:yellow   text:Louis Beel 
   from:1948 till:1958  color:red  text:Willem Drees 
   from:1958 till:1959  color:yellow   text:Louis Beel 
   from:1959 till:1963  color:yellow  text:Jan de Quay 
   from:1963 till:1965  color:yellow  text:Victor Marijnen 
   from:1965 till:1966  color:yellow  text:Jo Cals 
   from:1966 till:1967  color:orange  text:Jelle Zijlstra 
   from:1967 till:1971  color:yellow  text:Piet de Jong 
   from:1971 till:1973  color:orange  text:Barend Biesheuvel 
   from:1973 till:1977  color:red  text:Joop den Uyl 
   from:1977 till:1982  color:green  text:Dries van Agt 
   from:1982 till:1994  color:green  text:Ruud Lubbers 
   from:1994 till:2002  color:red  text:Wim Kok 
   from:2002 till:2010   color:green  text:Jan Peter Balkenende
   from:2010 till:end  color:blue  text:Mark Rutte