From: Skill profiles of Japanese English learners and reasons for uneven patterns
 | L | R | S | W | Total |
---|---|---|---|---|---|
C1 or higher | 22–30 | 24–30 | 25–30 | 24–30 | 95–120 |
B2 | 17–21 | 18–23 | 20–24 | 17–23 | 72–94 |
B1 | 9–16 | 4–17 | 16–19 | 13–16 | 42–71 |
A2 or lowera | 0–8 | 0–3 | 0–15 | 0–12 | 0–41 |