| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2018/2019 | Enterprise National League South (England) | 8 | 132 | 1 | 0 | 0.68 | — |
| 2019/2020 | Enterprise National League (England) | 2 | 12 | 0 | 0 | — | — |
| 2020/2021 | Enterprise National League (England) | 6 | 95 | 0 | 0 | 0 | — |
| 2021/2022 | Enterprise National League (England) | 3 | 26 | 0 | 0 | — | — |
| 2022/2023 | Enterprise National League (England) | 1 | 58 | 0 | 0 | — | — |
| 2025/2026 | Enterprise National League South (England) | 6 | 183 | 2 | 0 | 0.98 | 6.58 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-31
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Bath City | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 AFC Totton | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Torquay United | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Ebbsfleet United | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
 Weston-super-Mare | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Stockport County | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Maidenhead United | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Woking | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Hemel Hempstead Town | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Tonbridge Angels | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Farnborough | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Gloucester City | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Billericay Town | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Concord Rangers | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Worthing | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Salisbury | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Horsham | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Dorking Wanderers | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
In 2025/2026, Olaf Koszela hit 2 goals over 6 Enterprise National League South (England) outings (183 minutes) and provided no assists — 0.98 goal involvements per 90. That season graded out at an average match rating of 6.58.
Between 2018 and 2025 he accumulated 6 league seasons across 2 clubs.
