| Referee | Matches | FH | SH | H | A | W | D | L |  |
 |
 |
C/M |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Juan Guzman | 1 | 2 | 1 | - | 3 | - | - | 1 | 3 | - | 1 | 3 |
| Mark Geiger | 1 | - | 3 | 3 | - | 1 | - | - | 3 | - | - | 3 |
| Ricardo Salazar | 2 | 1 | 4 | 5 | - | - | 1 | 1 | 5 | - | - | 2.5 |
| Fotis Bazakos | 5 | 4 | 6 | 1 | 9 | 1 | 3 | 1 | 10 | - | 1 | 2 |
| Jose Carlos Rivero | 4 | 3 | 5 | 6 | 2 | 2 | - | 2 | 8 | - | - | 2 |
| Sorin Stoica | 1 | - | 2 | 2 | - | - | - | 1 | 2 | - | 1 | 2 |
| Ted Unkel | 1 | - | 2 | 2 | - | - | 1 | - | 2 | - | - | 2 |
| Hilario Grajeda | 2 | - | 3 | - | 3 | 2 | - | - | 3 | - | - | 1.5 |
| Ismail Elfath | 2 | 1 | 2 | 3 | - | 1 | - | 1 | 3 | - | - | 1.5 |
| Baldomero Toledo | 2 | - | 2 | - | 2 | 1 | - | 1 | 2 | 1 | 1 | 1 |
| Armando Villarreal | 1 | - | 1 | 1 | - | - | - | 1 | 1 | - | 1 | 1 |
| Edvin Jurisevic | 5 | 2 | 2 | - | 4 | 3 | 2 | - | 4 | - | 2 | 0.8 |
| Chris Penso | 2 | 1 | - | - | 1 | 1 | 1 | - | 1 | - | - | 0.5 |
| Allen Chapman | 2 | - | 1 | - | 1 | 1 | - | 1 | 1 | - | - | 0.5 |
| David Gantar | 2 | - | 1 | 1 | - | 1 | - | 1 | 1 | - | - | 0.5 |
| Jair Marrufo | 1 | - | - | - | - | - | 1 | - | - | - | - | 0 |
| 34 | 14 | 35 | 24 | 25 | 14 | 9 | 11 | 49 | 1 | 7 | 1.44 |
FH = First half,
SH = Second half,
H = Home,
A = Away,
W = Matches won,
D = Matches drawn,
L = Matches lost,
C/M = Cards/Match.