| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES SPONTANEOUS | 146 |
18%
|
| 2 | YES RECOG | 81 |
10%
|
| 3 | NO | 584 |
72%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 169 |