Legislative elections were held in Mexico on 18 August 1991.[1] The Institutional Revolutionary Party won 320 of the 500 seats in the Chamber of Deputies and 61 of the 64 seats in the Senate.[2] Voter turnout was 61% in the Chamber election and 62% in the Senate election.[3]
Results
Senate
| Party
|
Votes
|
%
|
Seats
|
+/-
|
|---|
| Institutional Revolutionary Party |
14,256,447 |
61.5 |
61 |
+1
|
| National Action Party |
4,100,287 |
17.7 |
1 |
+1
|
| Party of the Cardenist Front of National Reconstruction |
1,202,425 |
5.2 |
0 |
0
|
| Party of the Democratic Revolution |
878,115 |
3.8 |
2 |
New
|
| Authentic Party of the Mexican Revolution |
487,258 |
2.1 |
0 |
0
|
| Ecologist Green Party of Mexico |
326,251 |
1.4 |
0 |
New
|
| Mexican Democratic Party |
276,661 |
1.2 |
0 |
0
|
| Labor Party |
258,510 |
1.1 |
0 |
0
|
| Revolutionary Workers' Party |
156,918 |
0.7 |
0 |
0
|
| Popular Socialist Party |
97,780 |
0.4 |
0 |
0
|
| Non-registered candidates |
14,284 |
0.1 |
0 |
0
|
| Invalid/blank votes |
1,138,260 |
– |
– |
–
|
| Total |
24,302,640 |
100 |
64 |
0
|
| Source: Nohlen
|
Chamber of Deputies
| Party
|
Mayoria
|
Partido
|
Seats
|
+/-
|
|---|
| Votes
|
%
|
Votes
|
%
|
|---|
| Institutional Revolutionary Party |
14,051,349 |
61.4 |
14,145,234 |
61.4 |
320 |
+60
|
| National Action Party |
4,024,316 |
17.7 |
4,068,712 |
17.7 |
89 |
-12
|
| Party of the Democratic Revolution |
1,900,750 |
8.3 |
1,913,174 |
8.3 |
41 |
New
|
| Party of the Cardenist Front of National Reconstruction |
990,440 |
4.3 |
998,158 |
4.3 |
23 |
-15
|
| Authentic Party of the Mexican Revolution |
489,732 |
2.1 |
492,514 |
2.1 |
15 |
-15
|
| Popular Socialist Party |
411,848 |
1.8 |
414,780 |
1.8 |
12 |
-25
|
| Ecologist Green Party of Mexico |
329,714 |
1.4 |
332,603 |
1.4 |
0 |
New
|
| Labor Party |
258,595 |
1.1 |
260,266 |
1.1 |
0 |
New
|
| Mexican Democratic Party |
248,431 |
1.1 |
249,915 |
1.1 |
0 |
0
|
| Revolutionary Workers' Party |
135,360 |
0.6 |
136,341 |
0.6 |
0 |
0
|
| Non-registered candidates |
13,897 |
0.1 |
13,911 |
0.1 |
0 |
New
|
| Invalid/blank votes |
1,160,050 |
– |
1,168,631 |
– |
– |
–
|
| Total |
24,032,482 |
100 |
24,194,239 |
100 |
500 |
0
|
| Source: Nohlen
|
References