| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES SPONTANEOUS | 150 |
75%
|
| 2 | YES RECOG | 42 |
21%
|
| 3 | NO | 7 |
3.5%
|
| 9 | REFUSED | 1 |
0.5%
|
| Sysmiss | 1 |