=== Cortes Generales ===
{| class="wikitable" style="font-size:97%; text-align:center;"
| colspan="9" |[[Cortes Generales]]
|-
! rowspan="2" |Valg
! colspan="5" |Kongressen
! colspan="2" |Senatet
! rowspan="2" |Status
|-
!Stemmer
!%
!Placering
!Mandater
!+/–
!Mandater
!+/–
|-
!1979
|483,353
|2.7
|5.
|{{Composition bar|8|350}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]5
|{{Composition bar|1|208}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]1
| style="background-color:#fcc;" |Opposition
|-
!1982
|772,726
|3.7
|5.
|{{Composition bar|12|350}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]4
|{{Composition bar|5|208}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]5
| style="background-color:#fcc;" |Opposition
|-
!1986
|1,014,258
|5.0
|4.
|{{Composition bar|18|350}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]6
|{{Composition bar|8|208}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]3
| style="background-color:#fcc;" |Opposition
|-
!1989
|1,032,243
|5.0
|5.
|{{Composition bar|18|350}}
|[[Fil:Arrow_Blue_Right_001.svg|10x10px]]0
|{{Composition bar|10|208}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]2
| style="background-color:#fcc;" |Opposition
|-
!1993
|1,165,783
|4.9
|4.
|{{Composition bar|17|350}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]1
|{{Composition bar|10|208}}
|[[Fil:Arrow_Blue_Right_001.svg|10x10px]]0
| style="background-color:#fcc;" |Opposition
|-
!1996
|1,151,633
|4.6
|4.
|{{Composition bar|16|350}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]1
|{{Composition bar|8|208}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]2
| style="background-color:#fcc;" |Opposition
|-
!2000
|970,421
|4.2
|4.
|{{Composition bar|15|350}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]1
|{{Composition bar|8|208}}
|[[Fil:Arrow_Blue_Right_001.svg|10x10px]]0
| style="background-color:#fcc;" |Opposition
|-
!2004
|835,471
|3.2
|4.
|{{Composition bar|10|350}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]5
|{{Composition bar|4|208}}
|[[Fil:Red_Arrow_Down.svg|10x10px]]4
| style="background-color:#fcc;" |Opposition
|-
!2008
|779,425
|3.0
|4.
|{{Composition bar|10|350}}
|[[Fil:Arrow_Blue_Right_001.svg|10x10px]]0
|{{Composition bar|4|208}}
|[[Fil:Arrow_Blue_Right_001.svg|10x10px]]0
| style="background-color:#fcc;" |Opposition
|-
![[Parlamentsvalget i Spanien 2011|2011]]
|1,015,691
|4.2
|5.
|{{Composition bar|16|350}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]6
|{{Composition bar|9|208}}
|[[Fil:Green_Arrow_Up_Darker.svg|10x10px]]5
| style="background-color:#fcc;" |Opposition
|}
Filosofi Historie