PM
Piero Maza
Matches Officiated
163
Yellow Cards / Game
5.84
Red Cards / Game
0.21
Penalties Awarded
84
| League | Appearances | Yellow Cards | Red Cards | Yellow-Red Cards | Penalties |
|---|---|---|---|---|---|
 Liga 1 | 1 | 8 | 0 | 1 | 0 |
 CONMEBOL Recopa | 1 | 9 | 1 | 0 | 0 |
 Saudi Pro League | 1 | 2 | 0 | 0 | 0 |
 CONMEBOL Libertadores | 37 | 196 | 7 | 1 | 12 |
 CONMEBOL Sudamericana | 25 | 146 | 5 | 2 | 6 |
 Chilean Primera División | 110 | 675 | 23 | 27 | 61 |
 U-20 World Championship | 2 | 10 | 0 | 1 | 0 |
 Copa América | 3 | 11 | 1 | 0 | 2 |
 World Championship Qual. CONMEBOL | 7 | 26 | 1 | 1 | 3 |