# Years Size Links
UNKNOWN 1977–2016 2.6%
Amaiur 2011–2011 2.0%
CC 1986–2016 1.1%
CDS 1982–1989 5.4%
CIU 1977–2016 5.1%
CPV 2011–2016 1.1%
Cs 2015–2016 11.4%
ERC 1977–2016 2.6%
HB 1979–1996 1.4%
IU 1977–2015 6.6%
PDP 1986–1986 6.0%
PNV 1977–2016 2.3%
PP 1977–2016 52.9%
Ps 2015–2016 19.1%
PSA 1979–1979 1.4%
PSOE 1977–2016 57.7%
PSP 1977–1977 1.7%
UCD 1977–1982 48.0%
UPyD 2008–2011 1.4%