| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Jefferson Escobar |
|
1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 |
| Julio Güity |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Nelson Salgado |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
