See Key for column definitions.
| Team | Competition | Starts | Subs | Subbed | Total | Mins | MPG | Rating |
| Palestino | CONMEBOL Sudamericana | 6 | 1 | 2 | 7 | 561 | 80.1 | 6.93 |
| Palestino | Chilean Primera | 20 | 0 | 8 | 20 | 1,694 | 84.7 | 7.07 |
| Totals | | 26 | 1 | 10 | 27 | 2,255 | 83.5 | 7.03 |
Key to column names
See Key for column definitions.
| Team | Competition | Appearances | Goals | GPG | MPG | Assists | Shots | On T | Off T | SPG | Dribbles | Passes | Acc | Fouled |
| Palestino | CONMEBOL Sudamericana | 7 | 0 | | | 0 | 10 | 3 | 7 | N/A | 19 | 245 | 78 | 15 |
| Palestino | Chilean Primera | 20 | 2 | 10.0 | 847 | 2 | 34 | 15 | 19 | 17 | 22 | 878 | 80 | 29 |
| Totals | | 27 | 2 | | | 2 | 44 | 18 | 26 | 22 | 41 | 1123 | 158 | 44 |
Key to column names
- GPG
- Goals per game
- MPG
- Minutes per goal
- SPG
- Shots per goal
- On T
- Shots on Target
- Off T
- Shots off Target
- Acc
- Accurate passes
| Team |
Competition |
Appearances |
Conceded | Saves | Tackles | Blocks | Interceptions | Duels Won | Duels Lost | Fouls Committed |
| Palestino | CONMEBOL Sudamericana | 7 | 0 | | 5 | 0 | 7 | 35 | 26 | 11 |
| Palestino | Chilean Primera | 20 | 0 | | 37 | 2 | 11 | 85 | 56 | 10 |
| Totals | | 27 | 0 | 0 | 42 | 2 | 18 | 120 | 82 | 21 |
The total yellow and red cards received by S. Gallegos in each competition are shown below.