| Referee | P |  |
 |
 |
P / C |
|---|---|---|---|---|---|
| Abiodun Okulaja | 3 | 3 | - | 1 | 0.75 |
| Ted Unkel | 5 | 3 | - | 1 | 1.25 |
| Allen Chapman | 6 | 3 | - | 1 | 1.5 |
| Joel Aguilar | 3 | 2 | - | - | 1.5 |
| Jose Carlos Rivero | 9 | 2 | - | - | 4.5 |
| Mark Geiger | 11 | 2 | - | - | 5.5 |
| Ismail Elfath | 11 | 2 | - | - | 5.5 |
| Hilario Grajeda | 12 | 2 | - | - | 6 |
| Chris Penso | 13 | 2 | - | - | 6.5 |
| Fernando Guerrero | 1 | 1 | - | - | 1 |
| Norbert Hauata | 1 | 1 | - | - | 1 |
| Ivan Barton | 1 | 1 | - | - | 1 |
| Julio Bascunan | 1 | 1 | - | - | 1 |
| Matthew Foerster | 2 | 1 | - | - | 2 |
| Jhon Pitti | 2 | 1 | - | - | 2 |
| Walter Lopez | 2 | 1 | - | - | 2 |
| Wilton Pereira Sampaio | 2 | 1 | - | - | 2 |
| Jorge Gonzalez | 6 | 1 | - | - | 6 |
| Juan Guzman | 6 | 1 | - | - | 6 |
| David Gantar | 6 | 1 | - | - | 6 |
| Armando Villarreal | 9 | 1 | - | - | 9 |
| Silviu Petrescu | 10 | 1 | - | - | 10 |
| Baldomero Toledo | 15 | 1 | 1 | - | 7.5 |
| Ricardo Salazar | 15 | 1 | - | - | 15 |
| Sorin Stoica | 2 | 0 | 1 | - | 2 |
| Nima Saghafi | 2 | 0 | 1 | - | 2 |
| Edvin Jurisevic | 5 | 0 | 1 | - | 5 |
P = Matches played,
C = Cards .