| Schiedsrichter | Land |  |
S | U | N |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Enrique Cáceres |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Federico Rios |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Arnaldo Samaniego |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
