| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2015 | USL Championship (United States) | 18 | — | 0 | — | — | — |
| 2016 | USL Championship (United States) | 8 | — | 0 | — | — | — |
| 2017 | USL Championship (United States) | 20 | 1491 | 1 | 0 | 0.06 | — |
Cohort: 76 USL Championship (United States) midfielders, 2017, min. 450 minutes.
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Chicago Fire | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 DC United | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Hammarby | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Antigua Barracuda | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Chicago FC United | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
In 2017, Stephen Okai hit 1 goal over 20 USL Championship (United States) outings (1,491 minutes) and provided no assists — 0.06 goal involvements per 90. Set beside a cohort of 76 USL Championship (United States) midfielders with a minimum of 450 minutes in 2017, his goal involvements per 90 placed in the 30th percentile, and 26th of 76 for goals scored.
Between 2015 and 2017 he logged 3 league seasons, all with a single club.
