| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES SPONTANEOUS | 139 |
26.8%
|
| 2 | YES RECOG | 50 |
9.6%
|
| 3 | NO | 328 |
63.2%
|
| 9 | REFUSED | 2 |
0.4%
|
| Sysmiss | 60 |