# Years Size Links
NA 1989–2001 6.7%
DR 1949–1973 5.4%
PAL 1949–1957 9.5%
PCCh PPN 1945–1973 16.4%
PC 1945–1965 24.4%
PCT 1949–1961 11.5%
PDC 1961–2010 55.7%
PADENA 1961–1965 8.2%
PN 1969–1973 22.3%
PPD 1989–2001 16.6%
PRSD 1989–2001 5.0%
PSCH 1945–1973 8.2%
PS 1989–2001 9.2%
RN 1989–2001 25.0%
UDI 1989–2001 9.2%