| Value | Category | Cases | |
|---|---|---|---|
| 1 | Additional subject classes | 1 |
50%
|
| 2 | Additional materials | 0 |
0%
|
| 3 | Coaching/Counseling | 0 |
0%
|
| 4 | Others, specify | 1 |
50%
|
| Sysmiss | 1627 |