| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 35 |
24.3%
|
| 1 | Yes | 108 |
75%
|
| 98 | I do not know | 1 |
0.7%
|
| 99 | Refused | 0 |
0%
|
| Sysmiss | 1998 |