# Years Size Links
AN 1994–2006 15.7%
AP 1994–1994
CCD 2008–2018
CCD 1994–1994
CCDCDU 1996–2001 5.8%
CdL 2001–2006
CLC 2008–2018
DC 1946–1992 48.5%
DLM 2001–2001 14.5%
DS 2001–2001 16.6%
Far Left 1900–1900 7.1%
FdI 2013–2018 4.4%
FdV 1996–2006 2.5%
FI 2018–2018 14.0%
FI 1994–2006 29.4%
FUQ 1946–1946 5.3%
G 2001–2001 2.2%
IBC 2013–2013
IdV 2006–2008 4.4%
IPdL 2008–2013 38.2%
Left 1900–1909 54.4%
LN 1992–2018 17.4%
LP 1994–1994 3.5%
LU 2006–2006
MS 2013–2018 32.7%
MpA 2008–2008 1.1%
MSI 1953–1992 8.7%
National Blocs 1921–1921 19.1%
National List 1924–1924 60.1%
NFP 1929–1934 99.9%
PCI 1946–1987 34.4%
PD 2008–2018 34.0%
PDC 1913–1913 5.7%
PdCI 2006–2006 2.3%
PdL 1994–1994
PDS 1992–1996 21.1%
PDSI 1919–1919 10.9%
PI 1994–1994
PL 1996–1996
PLD 1919–1921 15.9%
PLI 1921–1968 7.1%
PNM 1953–1953 6.9%
PPI 1919–1924 20.5%
PPI 1994–1994 11.1%
PpP 1996–1996 6.8%
PR 1904–1913 12.2%
PRC 1992–2006 8.6%
PRI 1900–1983 6.2%
PS 1994–1994 4.6%
PSDI 1948–1972 7.1%
PSI 1900–1992 32.3%
PSU 1924–1924 5.9%
Right 1900–1909 21.4%
RiI 1996–1996 4.3%
RnP 2006–2006 2.6%
SC 2013–2013 8.3%
SEL 2013–2013 3.2%
UdC 2013–2013 1.8%
UDC 2006–2008 6.8%
UDN 1946–1946 6.8%
UL 1913–1919 47.6%
Ulivo 1996–2006 31.3%
With Monti f 2013–2013