| Value | Category | Cases | |
|---|---|---|---|
| 1 | Proficient | 149 |
5.2%
|
| 2 | Good | 90 |
3.1%
|
| 3 | Basic | 75 |
2.6%
|
| 4 | None | 2549 |
89%
|
| 9 | Missing value | 0 |
0%
|