Evolution of the Legislative Assembly
|
Legislative Session 1953-1958
|
Political Party
|
Seats
|
|
National Liberation Party
|
30
|
|
Democratic Party
|
11
|
|
Independent Republican Party
|
3
|
|
National Union Party
|
1
|
Legislative Session 1958-1962
|
Political Party
|
Seats
|
|
National Liberation Party
|
20
|
|
National Republican Party
|
11
|
|
National Union Party
|
10
|
|
Independent Republican Party
|
3
|
|
Revolutionary Civic Union
|
1
|
Legislative Session 1962-1966
|
Political Party
|
Seats
|
|
National Liberation Party
|
29
|
|
National Republican Party
|
18
|
|
National Union Party
|
9
|
|
Citizens' Democratic Action Party
|
1
|
Legislative Session 1966-1970
|
Political Party
|
Seats
|
|
National Liberation Party
|
29
|
|
National Unification Party
|
26
|
|
Revolutionary Civic Union
|
2
|
Legislative Session 1970-1974
|
Political Party
|
Seats
|
|
National Liberation Party
|
32
|
|
National Unification Party
|
22
|
|
Socialist Action Party
|
2
|
|
Christian Democrat Party
|
1
|
Legislative Session 1974-1978
|
Political Party
|
Seats
|
|
National Liberation Party
|
27
|
|
National Unification Party
|
16
|
|
Independent National Patriotic Party
|
6
|
|
Democratic Renovation Party
|
3
|
|
Socialist Action Party
|
2
|
|
Democratic Party
|
1
|
|
National Republican Party
|
1
|
|
Cartago Agrarian Union Party
|
1
|
Legislative Session 1978-1982
|
Political Party
|
Seats
|
|
Unity Coalition
|
27
|
|
National Liberation Party
|
25
|
|
United People
|
3
|
|
Costa Rican People's Front
|
1
|
|
Cartago Agrarian Union Party
|
1
|
Legislative Session 1982-1986
|
Political Party
|
Seats
|
|
National Liberation Party
|
33
|
|
Unity Coalition
|
18
|
|
United People
|
4
|
|
National Movement
|
1
|
|
Alajuelense Democratic Action Party
|
1
|
Legislative Session 1986-1990
|
Political Party
|
Seats
|
|
National Liberation Party
|
29
|
|
Social Christian Unity Party
|
25
|
|
United People
|
1
|
|
People's Alliance
|
1
|
|
Cartago Agrarian Union Party
|
1
|
Legislative Session 1990-1994
|
Political Party
|
Seats
|
|
Social Christian Unity Party
|
29
|
|
National Liberation Party
|
25
|
|
United People
|
1
|
|
GeneraleƱa United Party
|
1
|
|
Cartago Agrarian Union Party
|
1
|
Legislative Session 1994-1998
|
Political Party
|
Seats
|
|
National Liberation Party
|
28
|
|
Social Christian Unity Party
|
25
|
|
Democratic Force
|
2
|
|
National Agrarian Party
|
1
|
|
Cartago Agrarian Union Party
|
1
|
Legislative Session 1998-2002
|
Political Party
|
Seats
|
|
Social Christian Unity Party
|
27
|
|
National Liberation Party
|
23
|
|
Democratic Force
|
3
|
|
Libertarian Movement
|
1
|
|
National Integration Party
|
1
|
|
Costa Rican Renewal Party
|
1
|
|
Agrarian Labour Action Party
|
1
|
Legislative Session 2002-2006
|
Political Party
|
Seats
|
|
Social Christian Unity Party
|
19
|
|
National Liberation Party
|
17
|
|
Citizens' Action Party
|
14
|
|
Libertarian Movement
|
6
|
|
Costa Rican Renewal Party
|
1
|
Legislative Session 2006-2010
|
Political Party
|
Seats
|
|
National Liberation Party
|
25
|
|
Citizens' Action Party
|
17
|
|
Libertarian Movement
|
6
|
|
Social Christian Unity Party
|
5
|
|
National Union Party
|
1
|
|
National Restoration Party
|
1
|
|
Accessibility without Exclusion
|
1
|
|
Broad Front
|
1
|
Legislative Session 2010-2014
|
Political Party
|
Seats
|
|
National Liberation Party
|
24
|
|
Citizens' Action Party
|
11
|
|
Libertarian Movement
|
9
|
|
Social Christian Unity Party
|
6
|
|
Accessibility without Exclusion
|
4
|
|
National Restoration Party
|
1
|
|
Costa Rican Renewal Party
|
1
|
|
Broad Front
|
1
|
Legislative Session 2014-2018
|
Political Party
|
Seats
|
|
National Liberation Party
|
18
|
|
National Liberation Party
|
13
|
|
Broad Front
|
9
|
|
Social Christian Unity Party
|
8
|
|
Libertarian Movement
|
4
|
|
Costa Rican Renewal Party
|
2
|
|
Accessibility without Exclusion
|
1
|
|
National Restoration Party
|
1
|
|
Christian Democratic Alliance
|
1
|