| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most of them | 7 |
5.9%
|
| 2 | Some of them | 10 |
8.4%
|
| 3 | Very few | 16 |
13.4%
|
| 4 | No one | 86 |
72.3%
|
| Sysmiss | 181 |