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 | 17 | 0 | 7 | 17 | 1,425 | 83.8 | 6.97 |
| Totals | | 23 | 1 | 9 | 24 | 1,986 | 82.8 | 6.96 |
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 | 17 | 1 | 17.0 | 1425 | 2 | 28 | 13 | 15 | 28 | 16 | 647 | 78 | 27 |
| Totals | | 24 | 1 | | | 2 | 38 | 16 | 22 | 38 | 35 | 892 | 156 | 42 |
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 | 17 | 0 | | 33 | 2 | 10 | 76 | 45 | 9 |
| Totals | | 24 | 0 | 0 | 38 | 2 | 17 | 111 | 71 | 20 |
The total yellow and red cards received by S. Gallegos in each competition are shown below.