# Years Size Links
CL 2002–2008 49.7%
Communist 1975–1991 34.4%
DC 1975–1994 38.7%
FA 1995–1996 46.4%
LN 1997–2015 9.9%
LUlivo 2002–2006 34.9%
LUnione 2007–2008 49.8%
MSI 1977–1994 6.8%
PA 1995–1996 34.4%
PD 2009–2015 47.1%
PdL 2009–2015 43.8%
PDS 1992–1994 16.1%
PI 1995–1996 19.2%
PL 1997–2001 40.3%
PRI 1975–1994 5.1%
RC 2002–2006 5.0%
SEL 2014–2015 5.9%
Socialists 1977–1994 14.3%
UA 1997–2001 42.7%