| Referee | Country |  |
W | D | L |  |
 |
 |
 |
|---|---|---|---|---|---|---|---|---|---|
| Iván Gamboa |
|
1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 |
| Joaquín Antequera |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| René Ortube |
|
1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Edson Rios |
|
1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| Marco Villa |
|
1 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
Paraguay