| Season | League | Apps | Min | Saves | Clean sheets | Conceded | Conceded / 90 | Rating |
|---|---|---|---|---|---|---|---|---|
| 2025 | Ykkösliiga | 5 | 390 | 18 | 2 | 8 | 1.85 | 6.04 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Goalkeeping figures come from the season goalkeeping record; conceded per 90 is computed from minutes actually played.
Domestic league seasons with a goalkeeping record; seasons the provider left empty are excluded rather than counted as zero.
Figures computed from the GioScore season-stats database · as of 2026-09-03
Joonas Koski featured 5 times in the 2025 Ykkösliiga (390 minutes). Their average match rating for that season computes to 6.04.
The goalkeeping record reads 2 clean sheets in 5 league games (40%). The concession side reads 8 goals conceded, with 18 saves on record.
