| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Well | 87 |
9%
|
| 2 | 2. Fairly well | 203 |
21%
|
| 3 | 3. Fairly | 544 |
56.4%
|
| 4 | 4. With difficulty | 131 |
13.6%
|
| Sysmiss | 1544 |