| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES SPONTANEOUS | 12 |
2.3%
|
| 2 | YES RECOG | 22 |
4.3%
|
| 3 | NO | 482 |
93.2%
|
| 9 | REFUSED | 1 |
0.2%
|
| Sysmiss | 152 |